好硬~好爽~别进去~嗯漫画,国产女人高潮毛片,欧美激情在线播放,麻豆精品久久久久久久99蜜桃,日本丰满大乳乳液

您好,歡迎來到教育裝備網!登錄注冊新賬戶

產品
企業搜索
當前位置:首頁 > 產品 > 石家莊市艾迪科教設備有限公司 > 產品正文  
小學科教教學儀器目錄天文望遠鏡
折 扣 率: 0
最后更新:2024-06-05
關 注 度:1816
生產企業:石家莊市艾迪科教設備有限公司
在線詢價留言
與企業聯系時請告知該信息來自教育裝備網!
分享到:
更多

產品詳細介紹<table border="0" cellpadding="0" cellspacing="0" width="409" height="28194" style="border-collapse:collapse;width:306.77pt;" class="ke-zeroborder"> <tbody> <tr> <td class="et8" height="19" width="67"> 編號 </td> <td class="et8" width="120"> 名稱 </td> <td class="et9" width="222"> 技術規范及要求 </td> </tr> <tr> <td class="et10" height="19" width="67"> 0 </td> <td class="et11" width="120"> 通用 </td> <td class="et12" width="222"> </td> </tr> <tr> <td class="et10" height="19" width="67"> 00 </td> <td class="et11" width="120"> 視聽(略) </td> <td class="et12" width="222"> </td> </tr> <tr> <td class="et10" height="19" width="67"> 01 </td> <td class="et13" width="120"> 計算機(略) </td> <td class="et12" width="222"> </td> </tr> <tr> <td class="et10" height="19" width="67"> 02 </td> <td class="et14" width="120"> 一般 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="123" width="67"> 02002 </td> <td class="et13" width="120"> 打孔器<span class="font7">4</span><span class="font9">件</span> </td> <td class="et16" width="222"> 1<span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">產品為手持式打孔器,要求用優質鋼材制造,刀刃硬度不低于</span><span class="font10">HRC55</span><span class="font11">;四件套,穿孔管外徑</span><span class="font10">6mm</span><span class="font11">、</span><span class="font10">8mm</span><span class="font11">、</span><span class="font10">10mm</span><span class="font11">,壁厚</span><span class="font10">1mm</span><span class="font11">冷拔無縫鋼管;配一支帶柄金屬通扦,直徑</span><span class="font10">2</span><span class="font11">.8mm碳素鋼絲制成;<br /> 2. 空心結構,一端帶柄,一端有刃,刃口平整、鋒利;<br /> 3. 空管與手柄焊接牢固,使用中不得脫柄。<br /> 4.儀器表面色澤光亮,防銹性能好。<br /> </span> </td> </tr> <tr> <td class="et17" height="221" width="67"> 02015 </td> <td class="et18" width="120"> 打氣筒 </td> <td class="et19" width="222"> 1<span class="font11">.工作氣壓≥</span><span class="font10">6×10</span><span class="font15">5</span><span class="font10">Pa</span><span class="font11">;</span><span class="font10"><br /> 2</span><span class="font11">.打氣筒底座、管體、貯氣罐、底嘴、膠管各聯接部分應有良好的密封性,不漏氣;<br /> </span><span class="font10">3</span><span class="font11">.手柄應有足夠的機械強度,在</span><span class="font10">1470N</span><span class="font11">靜負荷作用下不應斷裂或彎曲;<br /> </span><span class="font10">4</span><span class="font11">.推桿與手柄的聯接應牢固可靠,在施加</span><span class="font10">980N</span><span class="font11">的拉伸負荷作用時,不應脫落;<br /> </span><span class="font10">5</span><span class="font11">.貯氣罐型打氣筒的單向閥應有良好的逆止性能;<br /> </span><span class="font10">6</span><span class="font11">.貯氣罐型打氣筒的貯氣罐應安裝牢固可靠,并有足夠的安全保證;<br /> </span><span class="font10">7</span><span class="font11">.外觀部分不允許有毛刺、銳角、飛邊及劃傷等缺陷;處理的表面不允許有露底、脫落、銹蝕等其它顯著缺陷;未處理的表面不允許有銹蝕、裂紋等其它顯著缺陷。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et17" height="206" width="67"> 02020 </td> <td class="et18" width="120"> 儀器車 </td> <td class="et19" width="222"> 1. 規格尺寸不小于:600mm×400mm×800mm; <br /> 2.儀器車額定載重量為60kg,上、下層托盤承載重量均不小于60kg;<br /> 3. 采用雙層結構,有上、下二層托盤,不銹鋼材料;層間距不小于300mm;上下托盤都應有護欄,護欄高度不低于30mm; <br /> 4. 車架用直徑不小于Φ30mm、壁厚不小于1mm的不銹鋼管制成,架高不低于800mm; <br /> 5.萬向輪部件的車輪直徑應不小于50mm ,萬向輪部件可以繞固定管作360&#186;旋轉;在儀器車載重為額定值時,車輪應轉動靈活,并且萬向輪的方向也能自動調整,無卡阻現象;車輪材料為鋼材,輪緣材料為橡膠;四個車輪著地點的平面度公差不大于5mm;應運行平穩,不得變形、搖晃、松動。<br /> 6.車輪有制動裝置。 </td> </tr> <tr> <td class="et10" height="191" width="67"> 02041 </td> <td class="et20" width="120"> 生物顯微鏡 </td> <td class="et16" width="222"> 1<span class="font11">.產品由鏡座、鏡臂、鏡筒、準焦螺旋、物鏡轉換器、載物臺、反光鏡、目鏡、物鏡等組成;<br /> </span><span class="font10">2</span><span class="font11">.除調焦手輪和鏡片外,整體采用金屬材料制造;<br /> </span><span class="font10">3</span><span class="font11">.放大倍率:≥</span><span class="font10">640×</span><span class="font11">;<br /> </span><span class="font10">4</span><span class="font11">.消色差物鏡:</span><span class="font10">10×</span><span class="font11">、</span><span class="font10">40×</span><span class="font11">、</span><span class="font10">4×</span><span class="font11">;<br /> </span><span class="font10">5</span><span class="font11">.單目</span><span class="font10">45°</span><span class="font11">,斜筒,可</span><span class="font10">360°</span><span class="font11">旋轉;<br /> </span><span class="font10">6</span><span class="font11">.惠更斯目鏡:</span><span class="font10">12</span><span class="font11">.</span><span class="font10">5</span><span class="font11">或</span><span class="font10">16×</span><span class="font11">,廣角:</span><span class="font10">10×</span><span class="font11">;<br /> </span><span class="font10">7</span><span class="font11">.反光鏡一面為平面,一面為凹面;反光鏡直徑為</span><span class="font10">50mm</span><span class="font11">;<br /> </span><span class="font10">8</span><span class="font11">.粗動調焦范圍為</span><span class="font10">23mm</span><span class="font11">,微動調焦范圍</span><span class="font10">1</span><span class="font11">.</span><span class="font10">8</span><span class="font11">~</span><span class="font10">2</span><span class="font11">.</span><span class="font10">2mm</span><span class="font11">;</span><span class="font10"><br /> 9</span><span class="font11">.移動尺:縱向調節范圍:≥</span><span class="font10">25mm</span><span class="font11">,橫向調節范圍:≥</span><span class="font10">50mm</span><span class="font11">;游標讀數精度:</span><span class="font10">0.1mm</span><span class="font11">。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="112" width="67"> 02043 </td> <td class="et13" width="120"> 生物顯微演示裝置 </td> <td class="et16" width="222"> 1<span class="font11">.</span><span class="font10"><span>&nbsp;</span>10</span><span class="font11">倍、</span><span class="font10">40</span><span class="font11">倍或更高放大倍數的光學顯微鏡,水平分辨率不低于</span><span class="font10">400TV</span><span class="font11">線、尺寸不小于</span><span class="font10">21</span><span class="font11">英寸監視器;</span><span class="font10"><br /> 2</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">像素盲點個數可見范圍中心區域內為</span><span class="font10">0</span><span class="font11">,四周區域累計為</span><span class="font10">2</span><span class="font11">點;</span><span class="font10"><br /> 3</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">光學系統工作表面及內部零件不應有灰塵、水跡、劃痕、麻點和霉斑。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et17" height="192" width="67"> 02045 </td> <td class="et18" width="120"> 學生顯微鏡 </td> <td class="et16" width="222"> 1<span class="font11">.產品由鏡座、鏡臂、鏡筒、準焦螺旋、物鏡轉換器、載物臺、反光鏡、目鏡、物鏡等組成;</span><span class="font10"><br /> 2</span><span class="font11">.除調焦手輪和鏡片外,整體采用金屬材料制造;</span><span class="font10"><br /> 3</span><span class="font11">.放大倍率:</span><span class="font10">≥500×</span><span class="font11">;</span><span class="font10"><br /> 4</span><span class="font11">.消色差物鏡:</span><span class="font10">10X</span><span class="font11">、</span><span class="font10">40×</span><span class="font11">、</span><span class="font10">4×</span><span class="font11">;</span><span class="font10"><br /> 5</span><span class="font11">.單目</span><span class="font10">45°</span><span class="font11">,斜筒,可</span><span class="font10">360°</span><span class="font11">旋轉;</span><span class="font10"><br /> 6</span><span class="font11">.惠更斯目鏡:</span><span class="font10">12</span><span class="font11">.</span><span class="font10">5</span><span class="font11">或</span><span class="font10">16×</span><span class="font11">,廣角:</span><span class="font10">10×</span><span class="font11">;</span><span class="font10"><br /> 7</span><span class="font11">.反光鏡一面為平面,一面為凹面;反光鏡直徑為</span><span class="font10">50mm</span><span class="font11">;</span><span class="font10"><br /> 8</span><span class="font11">.粗動調焦范圍為</span><span class="font10">23mm</span><span class="font11">,微動調焦范圍</span><span class="font10">1</span><span class="font11">.</span><span class="font10">8</span><span class="font11">~</span><span class="font10">2</span><span class="font11">.</span><span class="font10">2mm</span><span class="font11">;</span><span class="font10"><br /> 9</span><span class="font11">.移動尺:縱向調節范圍:</span><span class="font10">≥25mm</span><span class="font11">,橫向調節范圍:</span><span class="font10">≥50mm</span><span class="font11">;游標讀數精度:</span><span class="font10">0.1mm</span><span class="font11">。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="192" width="67"> 02052 </td> <td class="et13" width="120"> 放大鏡 </td> <td class="et21" width="222"> 1. 由凸透鏡、透鏡框及手柄組成; <br /> 2. 凸透鏡直徑不小于Φ40mm, 放大倍率大于:5×,放大倍數誤差不大于8%; <br /> 3. 透鏡應無明顯條紋;不允許有直徑大于0.5mm氣泡; <br /> 4. 透鏡框應能牢靠地夾持透鏡;透鏡表面低于透鏡框所形成的平面;<br /> 5.成像要求清晰,在F550焦距儀上通過放大鏡鏡片,應能觀看到玻羅板刻線的像,且能看到不少于3對刻線;<br /> 6.透鏡的2/3有效通光孔徑范圍內,不允許有大于0.5mm的氣泡和明顯的條紋及劃痕;<br /> 7.鏡框材質不能用再生材料制作。<br /> </td> </tr> <tr> <td class="et10" height="192" width="67"> 02053 </td> <td class="et13" width="120"> 放大鏡 </td> <td class="et21" width="222"> 1. 由凸透鏡、透鏡框及手柄組成; <br /> 2. 凸透鏡直徑不小于Φ40mm, 放大倍率大于:3×,放大倍數誤差不大于8%; <br /> 3. 透鏡應無明顯條紋;不允許有直徑大于0.5mm氣泡; <br /> 4. 透鏡框應能牢靠地夾持透鏡;透鏡表面低于透鏡框所形成的平面;<br /> 5.成像要求清晰,在F550焦距儀上通過放大鏡鏡片,應能觀看到玻羅板刻線的像,且能看到不少于3對刻線;<br /> 6.透鏡的2/3有效通光孔徑范圍內,不允許有大于0.5mm的氣泡和明顯的條紋及劃痕;<br /> 7.鏡框材質不能用再生材料制作。<br /> </td> </tr> <tr> <td class="et10" height="123" width="67"> 02061 </td> <td class="et13" width="120"> 天文望遠鏡 </td> <td class="et16" width="222"> 1<span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">口徑</span><span class="font10">80mm</span><span class="font11">~</span><span class="font10">150mm</span><span class="font11">;折射或反射式;<br /> </span><span class="font10">2</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">配尋星鏡、轉角鏡、太陽投影屏和投影屏連接桿;<br /> </span><span class="font10">3</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">配</span><span class="font10">8mm</span><span class="font11">~</span><span class="font10">40mm</span><span class="font11">長、短不同焦距的目鏡</span><span class="font10">3</span><span class="font11">個~</span><span class="font10">4</span><span class="font11">個;<br /> </span><span class="font10">4</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">帶有極軸鏡和電動跟蹤設備;<br /> </span><span class="font10">5</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">配加強型伸縮式鋁合金三腳架。</span> </td> </tr> <tr> <td class="et10" height="176" width="67"> 02075 </td> <td class="et13" width="120"> 酒精噴燈 </td> <td class="et16" width="222"> 1<span class="font11">.實驗室常用工具,供中小學理化實驗進行彎曲玻管(棒)和熔接玻璃管用,溫度可達</span><span class="font10">800-1000<span>&nbsp;</span></span><span class="font11">℃以上,結構為座式;</span><span class="font10"><br /> 2</span><span class="font11">.有壺體、預燃杯、壺嘴、噴管、火苗調節桿等部分;</span><span class="font10"><br /> 3</span><span class="font11">.壺體容積不得小于</span><span class="font10">300mL</span><span class="font11">,使用時在預燃杯中倒入約</span><span class="font10">2/3</span><span class="font11">杯的酒精時,預燃杯中酒精燃燒約</span><span class="font10">40</span><span class="font11">秒鐘,噴管立即噴火,預燃杯酒精燃燒完畢,噴管噴火不應停止;</span><span class="font10"><br /> 4</span><span class="font11">.壺體焊縫緊密,不得漏灑酒精和漏氣;</span><span class="font10"><br /> 5</span><span class="font11">.噴管各焊接處用銀銅料焊接,不得因噴火燃燒而熔化焊接處;</span><span class="font10"><br /> 6</span><span class="font11">.材質:銅制。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="64" width="67"> 02077 </td> <td class="et13" width="120"> 電加熱器 </td> <td class="et12" width="222"> 1<span>&nbsp;&nbsp;</span><span class="font9">工作電源:</span><span class="font7"><span>&nbsp;</span>AC 220V<span>&nbsp; </span>50Hz<span>&nbsp;</span></span><span class="font9">;</span><span class="font7"><br /> 2<span>&nbsp;&nbsp;</span></span><span class="font9">額定功率:</span><span class="font7"><span>&nbsp;</span>1000W<span>&nbsp;</span></span><span class="font9">;</span><span class="font7"><br /> 3<span>&nbsp;&nbsp;</span></span><span class="font9">有恒溫控制,內置可控硅無級調溫;</span><span class="font7"><br /> 4<span>&nbsp;&nbsp;</span></span><span class="font9">外型尺寸:</span><span class="font7"><span>&nbsp;</span>190 mm×190 mm×60 mm<span>&nbsp;</span></span><span class="font9">。</span> </td> </tr> <tr> <td class="et10" height="208" width="67"> 02086 </td> <td class="et13" width="120"> 電冰箱 </td> <td class="et16" width="222"> 1<span class="font11">.適用范圍:適用于實驗室設備,制取低溫物品,保存生化制劑;</span><span class="font10"><br /> 2</span><span class="font11">.雙門有效容積大于</span><span class="font10">150L</span><span class="font11">;</span><span class="font10"><br /> 3</span><span class="font11">.經過質量認證及環境認證;</span><span class="font10"><br /> 4</span><span class="font11">.符合中華人民共和國機械工業部標準《電冰箱基本性能測試方法》</span><span class="font10">JB3633-84</span><span class="font11">的規定及</span><span class="font10">GB/T8059</span><span class="font11">.</span><span class="font10">2</span><span class="font11">的要求;</span><span class="font10"><br /> 5</span><span class="font11">.其他:符合教育部標準</span><span class="font10">JY0001-2003</span><span class="font11">《教學儀器設備一般質量要求》的有關要求;</span><span class="font10"><br /> 6</span><span class="font11">.交收檢驗按</span><span class="font10">JY0002-2003</span><span class="font11">標準的有關要求執行,有</span><span class="font10">3C</span><span class="font11">認證標志;</span><span class="font10"><br /> 7</span><span class="font11">.標志、說明書、包裝、運輸、貯存應符合</span><span class="font10">JY0001</span><span class="font11">《教學儀器產品一般質量要求》。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et17" height="17" width="67"> 02091 </td> <td class="et18" width="120"> 電烤箱 </td> <td class="et23" width="222"> 30L<span class="font11">。</span> </td> </tr> <tr> <td class="et17" height="17" width="67"> 02092 </td> <td class="et18" width="120"> 保溫箱 </td> <td class="et24" width="222"> ≥20L醫用保溫箱標準。 </td> </tr> <tr> <td class="et10" height="79" width="67"> 02101 </td> <td class="et13" width="120"> 聽診器 </td> <td class="et12" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">聽診器傳音清晰,扁形聽診頭的上膜片不應松動;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">耳環彈簧片應用彈簧鋼制成,彈力應適宜,彈性應良好;</span><span class="font7"><br /> 3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">三通導管總長為</span><span class="font7">480mm</span><span class="font9">~</span><span class="font7">580mm</span><span class="font9">;</span><span class="font7"><br /> 4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">扁形聽診頭內腔不得有裂痕、砂眼,聽診器各部的外型應對稱,不得有裂紋,凹陷和鍍層脫落及焊接處殘留、堆積現象。</span> </td> </tr> <tr> <td class="et10" height="32" width="67"> 02127 </td> <td class="et13" width="120"> 水族箱 </td> <td class="et12" width="222"> 1<span class="font9">.內徑尺寸:不小于</span><span class="font7">700mm×300mm×500mm</span><span class="font9">(長</span><span class="font7">×</span><span class="font9">寬</span><span class="font7">×</span><span class="font9">高);</span><span class="font7"><br /> 2</span><span class="font9">.高質量透明亞克力材料;有燈光、加氧和恒溫控制裝置。</span> </td> </tr> <tr> <td class="et10" height="32" width="67"> 02128 </td> <td class="et13" width="120"> 手持移動燈 </td> <td class="et15" width="222"> 6V<span class="font9">,</span><span class="font7">4AH</span><span class="font9">密封鉛酸蓄電池,完備的充電保護電路;具有高亮度</span><span class="font7">LED</span><span class="font9">點光源和平行光源。</span> </td> </tr> <tr> <td class="et10" height="30" width="67"> 02129 </td> <td class="et13" width="120"> 水槽 </td> <td class="et15" width="222"> 250mm×180mm×100mm<span class="font9">,厚度不小于</span><span class="font7">5mm</span><span class="font9">,邊緣加寬到</span><span class="font7">10mm</span><span class="font9">。</span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 03 </td> <td class="et14" width="120"> 支架 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="176" width="67"> 03002 </td> <td class="et13" width="120"> 方座支架 </td> <td class="et16" width="222"> 1. 由矩形底座、立桿、燒瓶夾、大小鐵環、垂直夾(2只)、平行夾等組成; <br /> 2. 方座支架的底座尺寸為210mm×135mm,立桿直徑為Φ12mm,立桿長度600mm, 底座和立桿表面應作防銹處理;質量大于1.5kg;<br /> 3.大鐵環內徑Φ90mm,柄長125mm;小鐵環內徑Φ50mm,柄長105mm,環上開口中心與環柄成120°±5°夾角,開口寬20mm;燒瓶夾閉合間隙<0.1mm,最大開口≥35mm,桿徑Φ10mm;<br /> 4.放置平穩、支承夾持可靠,立桿與底座間的垂直度不大于3mm,鐵環組裝后與立桿垂直,垂直度不大于4mm。<br /> </td> </tr> <tr> <td class="et10" height="112" width="67"> 03006 </td> <td class="et13" width="120"> 三腳架 </td> <td class="et16" width="222"> 1<span class="font11">.采用碳鋼制造,表面經酸洗,磷化后噴塑;</span><span class="font10"><br /> 2</span><span class="font11">.三腳均布,高度不小于</span><span class="font10">156 mm</span><span class="font11">,三腳內接圓直徑不小于</span><span class="font10">120 mm</span><span class="font11">,上支承環平整,直徑不小于</span><span class="font10">100 mm</span><span class="font11">,三腳及支承環鋼材直徑不小于</span><span class="font10">6 mm</span><span class="font11">;</span><span class="font10"><br /> 3</span><span class="font11">.三只腳與鐵環焊接緊固,焊點光滑、平整,腳距相等,立放臺上時圓環應與臺面平行,所支承的容器不得有滑動。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et17" height="80" width="67"> 03008 </td> <td class="et18" width="120"> 試管架 </td> <td class="et19" width="222"> 1.12孔,鋁合金或木質:底座厚度≥12mm,孔板厚度≥8mm;<br /> 2.上孔板與底座上面距離70±5mm,與Φ15mm×150mm試管匹配,底座上平面對應孔板孔,加工有同孔徑的凹坑深約3mm;<br /> 3.試管柱與底座上平面的垂直度不大于2mm。<br /> </td> </tr> <tr> <td class="et10" height="208" width="67"> 03013 </td> <td class="et13" width="120"> 旋轉架 </td> <td class="et12" width="222"> 1.由旋轉架、心軸、立柱、底座組成;尺寸:80mm×50 mm×90 mm ;<br /> 2.旋轉架采用改性聚苯乙烯注塑成型,尺寸:35mm×20 mm×16mm ;中心設有半圓槽;槽體半徑為15mm;槽深大于8mm;槽底部呈長方形;底部中心設有直徑1.5mm鋼絲軸;旋轉架轉動靈活;<br /> 3.立柱采用改性聚苯乙烯注塑成型;呈空心狀;尺寸:Φ12mm×43mm;其中一端為Φ6mm×5mm臺肩圓柱;安裝在底座上與底座配合緊松適宜;空心圓柱的底部與上口均設有Φ1.6mm孔,用以安裝心軸;心軸長度經裝配后應高出立柱平面8mm~10 mm;<br /> 4.底座邊長不小于150mm。<br /> </td> </tr> <tr> <td class="et10" height="32" width="67"> 03021 </td> <td class="et13" width="120"> 百葉箱支架 </td> <td class="et26" width="222"> 由<span class="font7">5mm</span><span class="font9">鍍鋅角鋼和扁鋼焊接構成;高度距離地面</span><span class="font7">1</span><span class="font9">.</span><span class="font7">5m</span><span class="font9">,預留</span><span class="font7">200mm-300mm</span><span class="font9">的埋入地下。</span> </td> </tr> <tr> <td class="et10" height="112" width="67"> 03022 </td> <td class="et13" width="120"> 百葉箱 </td> <td class="et15" width="222"> 1<span class="font9">.供小學科學課教學和校內氣象站使用;</span><span class="font7"><br /> 2</span><span class="font9">.箱體內尺寸不小于</span><span class="font7">460mm×290mm×537mm</span><span class="font9">(高、寬、深);</span><span class="font7"><br /> 3</span><span class="font9">.應選松木并經干燥脫脂處理,百葉為雙層,人字形排列;</span><span class="font7"><br /> 4</span><span class="font9">.箱內外應涂白色漆,箱體榫接成形,應牢固,無變形;</span><span class="font7"><br /> 5</span><span class="font9">.箱內應有干濕球溫度計和最高、最低溫度計及固定架;</span><span class="font7"><br /> 6</span><span class="font9">.百葉箱頂蓋應是橫豎兩層木板鑲合而成,前面高于后面</span><span class="font7">10mm</span><span class="font9">,以保護箱內儀器免受損害。</span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 04 </td> <td class="et14" width="120"> 電源 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et27" height="175" width="67"> 04002 </td> <td class="et13" width="120"> 學生電源 </td> <td class="et12" width="222"> 1<span class="font9">.輸出電壓:</span><span class="font7">1</span><span class="font9">.</span><span class="font7">5V~6V</span><span class="font9">直流穩壓輸出,每</span><span class="font7">1</span><span class="font9">.</span><span class="font7">5V</span><span class="font9">一檔;額定電流:大于</span><span class="font7">1A</span><span class="font9">;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">電壓偏調:</span><span class="font7">±</span><span class="font9">(</span><span class="font7">2</span><span class="font9">%</span><span class="font7">U</span><span class="font9">標+</span><span class="font7">0.1V</span><span class="font9">);</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">直流輸出端子采用</span><span class="font7">Ф4mm</span><span class="font9">銅芯香蕉插座;</span><span class="font7"><br /> 3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">有過載顯示、過載保護和復位按鈕:</span><span class="font7"><span>&nbsp;</span>a.<span>&nbsp;</span></span><span class="font9">直流穩壓輸出有過載保護;</span><span class="font7"><span>&nbsp;</span>b.<span>&nbsp;</span></span><span class="font9">電源的直流輸出電流等于或小于其額定輸出電流時,電源應正常工作,當輸出電流在額定輸出電流值的</span><span class="font7">1</span><span class="font9">.</span><span class="font7">05~1</span><span class="font9">.</span><span class="font7">5</span><span class="font9">倍時,電源應能過載保護;電源輸出端應能直接點亮額定電流等于電源額定輸出電流的白熾燈;</span><span class="font7"><span>&nbsp;</span>c.<span>&nbsp;</span></span><span class="font9">各檔輸出電路短路時應能自動關斷;</span><span class="font7"><span>&nbsp;</span><br /> 4</span><span class="font9">.連續工作時間不少于</span><span class="font7">8h</span><span class="font9">。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="30" width="67"> 04005 </td> <td class="et29" width="120"> 教學電源 </td> <td class="et26" width="222"> 交流:2V~12V,5A,每2V一檔;直流:1.5V~12V,2A,分為1.5V、3V、4.5V、6V、9V、12V共6檔。 </td> </tr> <tr> <td class="et10" height="19" width="67"> 10 </td> <td class="et14" width="120"> 長度 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="192" width="67"> 10003 </td> <td class="et13" width="120"> 直尺 </td> <td class="et12" width="222"> <span>&nbsp;</span>1<span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">外形尺寸:</span><span class="font7">500mm×25mm×8mm<span>&nbsp;</span></span><span class="font9">,全尺刻度累計誤差</span><span class="font7">≤2mm<span>&nbsp;</span></span><span class="font9">,尺面平面度</span><span class="font7">≤3mm<span>&nbsp;</span></span><span class="font9">,尺邊直線度</span><span class="font7">≤2mm</span><span class="font9">;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;&nbsp;</span></span><span class="font9">用木材制作,表面平整、挺直、無毛刺;木材材質應無節疤、無裂紋、無傷痕,并經過脫脂干燥處理,含水率</span><span class="font7">≤18</span><span class="font9">%;(也可以選用</span><span class="font7">2mm</span><span class="font9">厚的不銹鋼或</span><span class="font7">3mm</span><span class="font9">厚的有機玻璃材料;)</span><span class="font7"><span>&nbsp;</span><br /> 3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">尺身一面白底,印有黑色刻線和數字,最小刻度為</span><span class="font7">1</span><span class="font9">毫米,每</span><span class="font7">5</span><span class="font9">厘米為一大格,每</span><span class="font7">10</span><span class="font9">厘米的刻線上標有數字,有</span><span class="font7">mm</span><span class="font9">、</span><span class="font7">cm</span><span class="font9">、</span><span class="font7">dm</span><span class="font9">、</span><span class="font7">m</span><span class="font9">四種單位;</span><span class="font7"><span>&nbsp;</span><br /> 4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">漆層平整清潔、色調美觀、厚薄均勻、有足夠的附著力,在主要表面上不得有流掛、針孔、氣泡等缺陷;</span><span class="font7"><span>&nbsp;</span><br /> 5</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">刻線和數字排列整齊端正,刻線粗細一致。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="62" width="67"> 10006 </td> <td class="et13" width="120"> 軟尺 </td> <td class="et26" width="222"> 量程<span class="font7">1500mm</span><span class="font9">,最小分度值為</span><span class="font7">1mm</span><span class="font9">,每厘米處有數字標志,軟尺寬度不小于</span><span class="font7">13mm</span><span class="font9">;纖維或塑料材質,具有制造計量器具許可證的標志。<br /> </span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 11 </td> <td class="et14" width="120"> 質量 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="444" width="67"> 11005 </td> <td class="et13" width="120"> 托盤天平 </td> <td class="et30" width="222"> 1<span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">最大稱量</span><span class="font10">500g</span><span class="font11">,分度值</span><span class="font10">0.5 g</span><span class="font11">,標尺稱量</span><span class="font10">0~5g</span><span class="font11">;</span><span class="font10"><br /> 2</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">秤量允許誤差為</span><span class="font10">±0.5</span><span class="font11">分度值;</span><span class="font10"><br /> 3</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">砝碼組合的總質量(包括標尺計量值)應不小于天平的最大秤量;</span><span class="font10"><br /> 4</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">沖壓件及鑄件表面應光潔平整,不應有毛刺、鋒棱、裂紋和顯見砂眼;</span><span class="font10"><br /> 5</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">電鍍件的鍍層應色澤均勻,不應有露底和顯見的麻點、水跡、擦傷等缺陷;</span><span class="font10"><br /> 6</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">油漆件表面應平整光滑,色澤均勻,不應有露底、起泡、掛漆、擦傷等缺陷;</span><span class="font10"><br /> 7</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">游碼尺刻線、指示盤刻線應清晰、均勻;</span><span class="font10"><br /> 8</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">游碼尺不應有彎曲變形,指示值不應有翹曲及傾斜,指針不能有彎曲或斷殘;</span><span class="font10"><br /> 9</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">天平的兩個托盤應干凈、完整;</span><span class="font10"><br /> 10</span><span class="font11">.天平支架不應有彎曲變形,其它部分不能有影響功能外觀缺陷;</span><span class="font10"><br /> 11</span><span class="font11">.游碼沿游碼尺身移動順暢,不應有卡住或過于松動現象;</span><span class="font10"><br /> 12</span><span class="font11">.微調旋鈕能順暢進退,并能對天平左右兩盤平衡起到調節作用;</span><span class="font10"><br /> 13</span><span class="font11">.天平支架左右擺動靈活;</span><span class="font10"><br /> 14</span><span class="font11">.偏載準確度要求:示值誤差應界于</span><span class="font10">±d</span><span class="font11">之間(</span><span class="font10">d</span><span class="font11">為最小分度值);校驗方法:調整托盤天平平衡后,在天平右盤中央放置一個</span><span class="font10">100g</span><span class="font11">標準砝碼,在天平左盤放一個</span><span class="font10">100g</span><span class="font11">標準砝碼于不同的四個偏心位置,若天平能重新平衡,觀察游碼的位置,游碼所示量值為偏載誤差值;若游碼處于零刻度線位置,天平仍不能重新平衡,觀察指針偏移指示盤的位置,指針偏移所指示的量值為偏載誤差值。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="144" width="67"> 11029 </td> <td class="et13" width="120"> 金屬鉤碼 </td> <td class="et12" width="222"> 1. 規格:50g×10;下臥溝,上下溝面垂直;<br /> 2. 50g鉤碼尺寸主體外徑Φ27mm,高17.2mm;上勾高10mm,質量50±0.5g;底呈半球形,下位鉤于底槽內;上、下勾開口方向相互垂直;密度:≥6.0 g/cm3(勾除外)硬度:≥HB70;<br /> 3. 采用純度99.6%、粒度≥80#的鐵基粉或其它鋼材; <br /> 4.<span>&nbsp; </span>鉤碼經2000次沖擊后不得有裂痕和明顯變形;<br /> 5.<span>&nbsp; </span>鉤上、下勾的連線應通過鉤碼主體的軸線,鉤碼表面應有防腐鍍層。 <br /> </td> </tr> <tr> <td class="et17" height="96" width="67"> 11030 </td> <td class="et18" width="120"> 體重計 </td> <td class="et23" width="222"> 1<span class="font11">.最大稱重:</span><span class="font10">120</span><span class="font11">千克,最小分度值:</span><span class="font10">0.5</span><span class="font11">千克,量度范圍:</span><span class="font10">70~190cm</span><span class="font11">,最小分度值:</span><span class="font10">0.5cm</span><span class="font11">,誤差:</span><span class="font10">±0.5kg</span><span class="font11">;</span><span class="font10"><br /> 2</span><span class="font11">.伸縮桿為鋼管,表面鍍鉻,刻字清楚、伸縮自如,測量身高準確;</span><span class="font10"><br /> 3</span><span class="font11">.計重指針指示準確,刻度讀數清晰。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 12 </td> <td class="et14" width="120"> 時間 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="222" width="67"> 12003 </td> <td class="et13" width="120"> 電子停表 </td> <td class="et12" width="222"> 1<span class="font9">.教學用電子秒表,采用電子芯片,電池電壓為</span><span class="font7">1</span><span class="font9">.</span><span class="font7">5V</span><span class="font9">;數據可精確到</span><span class="font7">0.01s</span><span class="font9">;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">以扣式電池為能源的液晶數字式金屬殼石英秒表;</span><span class="font7"><br /> 2</span><span class="font9">.具有秒表(最小讀數</span><span class="font7">1/100</span><span class="font9">秒)、</span><span class="font7">10</span><span class="font9">段存儲顯示、定時器、節拍器、時鐘和定時鬧響功能;</span><span class="font7"><br /> 3</span><span class="font9">.秒表具有每小時報時,每日定時響鬧及自動重響功能,應可顯示時間,</span><span class="font7">12</span><span class="font9">及</span><span class="font7">24</span><span class="font9">小時制式,日歷、星期、防水,防震結構等功能;</span><span class="font7"><br /> 4</span><span class="font9">.外包裝應采用防潮、防塵的硬紙盒包裝;機芯在表殼組件中應穩固,液晶屏顯示清晰、表面無傷、印字清楚正確、表殼與表后蓋的配合應緊密,不得有明顯的縫隙;表殼外棱角無鋒利感;鍍層配件無氣泡,不脫落;</span><span class="font7"><br /> 5</span><span class="font9">.應符合</span><span class="font7"><span>&nbsp;</span>QB/T<span>&nbsp;</span>1908-93</span><span class="font9">《電子停表》中表</span><span class="font7">1</span><span class="font9">規定的技術要求。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 13 </td> <td class="et14" width="120"> 溫度 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="206" width="67"> 13001 </td> <td class="et20" width="120"> 溫度計 </td> <td class="et16" width="222"> 1<span class="font11">.感溫液體的有機紅液的棒式溫度計供中小學實驗用;</span><span class="font10"><br /> 2</span><span class="font11">.溫度測量范圍紅液</span><span class="font10">0</span><span class="font11">℃~</span><span class="font10">100</span><span class="font11">℃,分度值為</span><span class="font10">1</span><span class="font11">℃;</span><span class="font10"><br /> 3</span><span class="font11">.相鄰兩標度線的間距、有機液體溫度計應不小于</span><span class="font10">0.8mm</span><span class="font11">;標度線的寬度應不超過相鄰標度間距的</span><span class="font10">1/5</span><span class="font11">;</span><span class="font10"><br /> 4</span><span class="font11">.溫度計的標度線應與毛細管的中心線垂直;標度線、標度值和其他標志應清晰,涂色應牢固;不應有脫色、污跡和其他影響讀數的現象;</span><span class="font10"><br /> 5</span><span class="font11">.感溫液柱不應中斷,不應自流,上升時不應有明顯的停滯或跳躍現象;下降時不應在管壁上留有液滴或掛色;</span><span class="font10"><br /> 6</span><span class="font11">.玻璃棒和玻璃套管應光滑透明,無裂痕、斑點、氣泡、氣線或應力集中等影響讀數和強度的缺陷;玻璃套管內應清潔,無明顯可見的雜質,無影響讀數的朦朧現象;</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et17" height="206" width="67"> 13002 </td> <td class="et29" width="120"> 溫度計 </td> <td class="et16" width="222"> 1<span class="font11">.感溫液體的有機水銀的棒式溫度計供中小學實驗用;</span><span class="font10"><br /> 2</span><span class="font11">.溫度測量范圍紅液</span><span class="font10">0</span><span class="font11">℃~</span><span class="font10">100</span><span class="font11">℃,分度值為</span><span class="font10">1</span><span class="font11">℃;</span><span class="font10"><br /> 3</span><span class="font11">.相鄰兩標度線的間距、有機液體溫度計應不小于</span><span class="font10">0.8mm</span><span class="font11">;標度線的寬度應不超過相鄰標度間距的</span><span class="font10">1/5</span><span class="font11">;</span><span class="font10"><br /> 4</span><span class="font11">.溫度計的標度線應與毛細管的中心線垂直;標度線、標度值和其他標志應清晰,涂色應牢固;不應有脫色、污跡和其他影響讀數的現象;</span><span class="font10"><br /> 5</span><span class="font11">.感溫液柱不應中斷,不應自流,上升時不應有明顯的停滯或跳躍現象;下降時不應在管壁上留有液滴或掛色;</span><span class="font10"><br /> 6</span><span class="font11">.玻璃棒和玻璃套管應光滑透明,無裂痕、斑點、氣泡、氣線或應力集中等影響讀數和強度的缺陷;玻璃套管內應清潔,無明顯可見的雜質,無影響讀數的朦朧現象。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="96" width="67"> 13010 </td> <td class="et20" width="120"> 體溫計 </td> <td class="et12" width="222"> 1<span class="font9">.棒式,測量范圍</span><span class="font7">35~42</span><span class="font9">℃;</span><span class="font7"><br /> 2</span><span class="font9">.體溫計按國際實用溫標刻度,穩度最小分度值為</span><span class="font7">0.1</span><span class="font9">℃,分度均勻,兩相鄰分度中心的距離應不小于</span><span class="font7">0.55mm</span><span class="font9">;</span><span class="font7"><br /> 3</span><span class="font9">.標度線、計量數字和標志顏色牢固,不允許由脫色、影響讀數、顏色污跡等現象。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="139" width="67"> 13021 </td> <td class="et20" width="120"> 最高溫度表 </td> <td class="et31" width="222"> <span>&nbsp;</span>1<span class="font9">.最高溫度表感應部分內有一玻璃針,伸入毛細管,使感應部分和毛細管之間形成一窄道;當溫度升高時,感應部分體積膨脹,擠入毛細管;當溫度下降時,毛細管中的水銀,由于通道窄,卻不能縮回感應部分,因而能指示出調整后的最高溫度計;<br /> </span><span class="font7">2</span><span class="font9">.最高溫度計玻璃管上刻有-</span><span class="font7">16</span><span class="font9">℃~</span><span class="font7">+81</span><span class="font9">℃的標志,刻度清晰,字跡清楚;不應有液柱中斷現象;<br /> </span><span class="font7">3</span><span class="font9">.玻璃管表面平整光潔,無劃痕、氣泡、結石、條紋等現象;<br /> </span><span class="font7">4</span><span class="font9">.溫度計各部位應經良好退火,無嚴重內應力集中現象。<br /> </span> </td> </tr> <tr> <td class="et10" height="154" width="67"> 13022 </td> <td class="et20" width="120"> 最低溫度表 </td> <td class="et31" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">最低溫度計的毛細管內有一啞鈴形游標;當溫度下降時,酒精柱便相應下降,由于酒精柱頂端表面張力作用,帶動游標下降;當溫度上升時,酒精膨脹時,酒精柱經過游標周圍慢慢上升,而游標仍停在原來位置,因此它能指示上次調整以來這段時間內的最低溫度;<br /> </span><span class="font7">2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">最低溫度計玻璃管上刻有-</span><span class="font7">52</span><span class="font9">℃~</span><span class="font7">+41</span><span class="font9">℃的標志,刻度清晰,字跡清楚;不應有酒精柱中斷現象;<br /> </span><span class="font7">3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">玻璃管表面平整光潔,無劃痕、氣泡、結石、條紋等現象;<br /> </span><span class="font7">4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">溫度計各部位應經良好退火,無嚴重內應力集中現象。<br /> </span> </td> </tr> <tr> <td class="et10" height="160" width="67"> 13020 </td> <td class="et20" width="120"> 寒暑表 </td> <td class="et16" width="222"> 1<span class="font11">.由木質</span><span class="font10">(</span><span class="font11">或塑料</span><span class="font10">)</span><span class="font11">材料鑲嵌玻璃棒芯組成;<br /> </span><span class="font10">2</span><span class="font11">.采用攝氏(℃)和華氏(℉)雙刻度,面板標有:攝氏-</span><span class="font10">30</span><span class="font11">℃~</span><span class="font10">50</span><span class="font11">℃;華氏-</span><span class="font10">20</span><span class="font11">℃~</span><span class="font10">120</span><span class="font11">℃的標志;<br /> </span><span class="font10">3</span><span class="font11">.玻璃棒芯感溫液,正面放大玻璃液讀數;<br /> </span><span class="font10">4</span><span class="font11">.溫度準確度:</span><span class="font10">±1</span><span class="font11">℃(</span><span class="font10">0</span><span class="font11">℃~</span><span class="font10">30</span><span class="font11">℃);<br /> </span><span class="font10">5</span><span class="font11">.最小分度值:</span><span class="font10">0.5</span><span class="font11">℃;<br /> </span><span class="font10">6</span><span class="font11">.儲藏條件:-</span><span class="font10">30</span><span class="font11">℃~</span><span class="font10">60</span><span class="font11">℃;<br /> </span><span class="font10">7</span><span class="font11">.尺寸:不小于</span><span class="font10">250mm×49mm×9mm</span><span class="font11">;</span><span class="font10"><br /> 8</span><span class="font11">.性能、結構、外觀應符合</span><span class="font10">JY0001</span><span class="font11">第</span><span class="font10">4</span><span class="font11">.</span><span class="font10">6</span><span class="font11">.</span><span class="font10">7</span><span class="font11">的有關要求。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 14 </td> <td class="et14" width="120"> 力 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="255" width="67"> 14002 </td> <td class="et20" width="120"> 條形盒測力計 </td> <td class="et12" width="222"> 1<span class="font9">.產品為組裝式,</span><span class="font7">5N</span><span class="font9">;</span><span class="font7"><br /> 2</span><span class="font9">.產品必配部件:殼體</span><span class="font7">1</span><span class="font9">個;彈簧</span><span class="font7">1</span><span class="font9">個;面板</span><span class="font7">1</span><span class="font9">塊;帶鉤指針</span><span class="font7">1</span><span class="font9">個;提環</span><span class="font7">1</span><span class="font9">個;</span><span class="font7"><br /> 3</span><span class="font9">.殼體由塑料制作,表面平整,光滑無毛刺;殼體的有效尺寸為:</span><span class="font7">150mm×35mm×20mm</span><span class="font9">,(誤差為±0.2mm);</span><span class="font7"><br /> 4</span><span class="font9">.彈簧:由金屬制成,表面防銹處理,彈簧</span><span class="font7">Ф11mm</span><span class="font9">;</span><span class="font7"><br /> 5</span><span class="font9">.面板:由金屬制成,防銹處理,表面印有有效刻線,印刷均勻清晰,有效尺寸應配盒體,松緊適宜,方便組裝;零點可調節;</span><span class="font7"><br /> 6</span><span class="font9">.帶鉤指針:由金屬制成,表面防銹處理,材料厚度</span><span class="font7">1mm±0.2mm</span><span class="font9">;大小尺寸應與盒體配合,適宜為止;</span><span class="font7"><br /> 7</span><span class="font9">.提手:由金屬制成,表面防銹處理;</span><span class="font7"><br /> 8</span><span class="font9">.分度值為量程的</span><span class="font7">1</span><span class="font9">/</span><span class="font7">50</span><span class="font9">,零點平均示差不大于</span><span class="font7">1</span><span class="font9">/</span><span class="font7">4</span><span class="font9">分度,任一點的平均示差不大于</span><span class="font7">1</span><span class="font9">/</span><span class="font7">2</span><span class="font9">分度,任一點的重復稱量的最大示差不大于</span><span class="font7">1</span><span class="font9">/</span><span class="font7">4</span><span class="font9">分度。</span><span class="font7"><span>&nbsp;&nbsp;&nbsp; </span><br /> <span>&nbsp;&nbsp;&nbsp;&nbsp;</span></span> </td> </tr> <tr> <td class="et10" height="255" width="67"> 14003 </td> <td class="et20" width="120"> 條形盒測力計 </td> <td class="et12" width="222"> 1<span class="font9">.產品為組裝式,</span><span class="font7">2</span><span class="font9">.</span><span class="font7">5N</span><span class="font9">;</span><span class="font7"><br /> 2</span><span class="font9">.產品必配部件:殼體</span><span class="font7">1</span><span class="font9">個;彈簧</span><span class="font7">1</span><span class="font9">個;面板</span><span class="font7">1</span><span class="font9">塊;帶鉤指針</span><span class="font7">1</span><span class="font9">個;提環</span><span class="font7">1</span><span class="font9">個;</span><span class="font7"><br /> 3</span><span class="font9">.殼體由塑料制作,表面平整,光滑無毛刺;殼體的有效尺寸為:</span><span class="font7">150mm×35mm×20mm</span><span class="font9">,(誤差為</span><span class="font7">±0.2mm</span><span class="font9">);</span><span class="font7"><br /> 4</span><span class="font9">.彈簧:由金屬制成,表面防銹處理,彈簧</span><span class="font7">Ф11mm</span><span class="font9">;</span><span class="font7"><br /> 5</span><span class="font9">.面板:由金屬制成,防銹處理,表面印有有效刻線,印刷均勻清晰,有效尺寸應配盒體,松緊適宜,方便組裝;零點可調節;</span><span class="font7"><br /> 6</span><span class="font9">.帶鉤指針:由金屬制成,表面防銹處理,材料厚度</span><span class="font7">1mm±0.2mm</span><span class="font9">;大小尺寸應與盒體配合,適宜為止;</span><span class="font7"><br /> 7</span><span class="font9">.提手:由金屬制成,表面防銹處理;</span><span class="font7"><br /> 8</span><span class="font9">.分度值為量程的</span><span class="font7">1</span><span class="font9">/</span><span class="font7">50</span><span class="font9">,零點平均示差不大于</span><span class="font7">1</span><span class="font9">/</span><span class="font7">4</span><span class="font9">分度,任一點的平均示差不大于</span><span class="font7">1</span><span class="font9">/</span><span class="font7">2</span><span class="font9">分度,任一點的重復稱量的最大示差不大于</span><span class="font7">1</span><span class="font9">/</span><span class="font7">4</span><span class="font9">分度;</span><span class="font7"><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><br /> <span>&nbsp;&nbsp;</span></span> </td> </tr> <tr> <td class="et10" height="255" width="67"> 14004 </td> <td class="et20" width="120"> 條形盒測力計 </td> <td class="et12" width="222"> 1<span class="font9">.產品為組裝式,</span><span class="font7">1N</span><span class="font9">;</span><span class="font7"><br /> 2</span><span class="font9">.產品必配部件:殼體</span><span class="font7">1</span><span class="font9">個;彈簧</span><span class="font7">1</span><span class="font9">個;面板</span><span class="font7">1</span><span class="font9">塊;帶鉤指針</span><span class="font7">1</span><span class="font9">個;提環</span><span class="font7">1</span><span class="font9">個;</span><span class="font7"><br /> 3</span><span class="font9">.殼體由塑料制作,表面平整,光滑無毛刺;殼體的有效尺寸為:</span><span class="font7">150mm×35mm×20mm</span><span class="font9">,(誤差為</span><span class="font7">±0.2mm</span><span class="font9">);</span><span class="font7"><br /> 4</span><span class="font9">.彈簧:由金屬制成,表面防銹處理,彈簧</span><span class="font7">Ф11mm</span><span class="font9">;</span><span class="font7"><br /> 5</span><span class="font9">.面板:由金屬制成,防銹處理,表面印有有效刻線,印刷均勻清晰,有效尺寸應配盒體,松緊適宜,方便組裝;零點可調節;</span><span class="font7"><br /> 6</span><span class="font9">.帶鉤指針:由金屬制成,表面防銹處理,材料厚度</span><span class="font7">1mm±0.2mm</span><span class="font9">;大小尺寸應與盒體配合,適宜為止;</span><span class="font7"><br /> 7</span><span class="font9">.提手:由金屬制成,表面防銹處理;</span><span class="font7"><br /> 8</span><span class="font9">.分度值為量程的</span><span class="font7">1</span><span class="font9">/</span><span class="font7">50</span><span class="font9">,零點平均示差不大于</span><span class="font7">1</span><span class="font9">/</span><span class="font7">4</span><span class="font9">分度,任一點的平均示差不大于</span><span class="font7">1</span><span class="font9">/</span><span class="font7">2</span><span class="font9">分度,任一點的重復稱量的最大示差不大于</span><span class="font7">1</span><span class="font9">/</span><span class="font7">4</span><span class="font9">分度。</span><span class="font7"><span>&nbsp;&nbsp;&nbsp;&nbsp; </span><br /> <span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 15 </td> <td class="et14" width="120"> 電 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="224" width="67"> 15011 </td> <td class="et13" width="120"> 多用電表 </td> <td class="et33" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">本品為整流系,軸尖軸承支承式、指針式電表;</span><span class="font7"><span>&nbsp;</span><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">準確度等級:直流電流、電壓、電阻測量檔均為</span><span class="font7">2</span><span class="font9">.</span><span class="font7">5</span><span class="font9">級,交流電壓測量檔、直流電壓</span><span class="font7">0</span><span class="font9">~</span><span class="font7">2500V</span><span class="font9">為</span><span class="font7">5</span><span class="font9">.</span><span class="font7">0</span><span class="font9">級;</span><span class="font7"><span>&nbsp;</span><br /> 3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">電壓靈敏度:直流為</span><span class="font7">5kΩ/V</span><span class="font9">,交流為</span><span class="font7">2</span><span class="font9">.</span><span class="font7">5kΩ/V</span><span class="font9">;</span><span class="font7"><br /> 4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">量程范圍:</span><span class="font7"><span>&nbsp;</span></span><span class="font9">直流電流:</span><span class="font7">0</span><span class="font9">-</span><span class="font7">50&#181;A</span><span class="font9">-</span><span class="font7">1mA</span><span class="font9">-</span><span class="font7">10mA</span><span class="font9">-</span><span class="font7">100mA</span><span class="font9">-</span><span class="font7">500mA</span><span class="font9">-</span><span class="font7">5A</span><span class="font9">;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">直流電壓:</span><span class="font7">0</span><span class="font9">-</span><span class="font7">1V</span><span class="font9">-</span><span class="font7">2</span><span class="font9">.</span><span class="font7">5V</span><span class="font9">-</span><span class="font7">10V</span><span class="font9">-</span><span class="font7">50V</span><span class="font9">-</span><span class="font7">250V</span><span class="font9">-</span><span class="font7">500V</span><span class="font9">-</span><span class="font7">2500V</span><span class="font9">;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">交流電流:</span><span class="font7">0</span><span class="font9">-</span><span class="font7">1mA</span><span class="font9">-</span><span class="font7">10mA</span><span class="font9">-</span><span class="font7">100mA</span><span class="font9">-</span><span class="font7">500mA</span><span class="font9">-</span><span class="font7">5A</span><span class="font9">;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">交流電壓:</span><span class="font7">0</span><span class="font9">-</span><span class="font7">1V</span><span class="font9">-</span><span class="font7">2</span><span class="font9">.</span><span class="font7">5V</span><span class="font9">-</span><span class="font7">10V</span><span class="font9">-</span><span class="font7">50V</span><span class="font9">-</span><span class="font7">250V</span><span class="font9">-</span><span class="font7">500V</span><span class="font9">-</span><span class="font7">2500V</span><span class="font9">;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">電阻:</span><span class="font7">R×1</span><span class="font9">.</span><span class="font7">R×10</span><span class="font9">.</span><span class="font7">R×100</span><span class="font9">、</span><span class="font7">R×1K</span><span class="font9">、</span><span class="font7">R×10K</span><span class="font9">;</span><span class="font7"><span>&nbsp;</span><br /> 5</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">阻尼時間:不超過</span><span class="font7">4s</span><span class="font9">;絕緣電阻不小于</span><span class="font7">20MΩ</span><span class="font9">;</span><span class="font7"><span>&nbsp;</span><br /> 6</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">轉換開關各檔位定位正確,無錯位,轉動時手感好;</span><span class="font7"><span>&nbsp;</span><br /> 7</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">電表指針挺直,機械調零時可在零刻度左右移動;</span><span class="font7"><span>&nbsp;</span><br /> 8</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">產品所附測量表筆及電池應完好有效;</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et34" height="19" width="67"> 16<span>&nbsp;</span> </td> <td class="et14" width="120"> 其它 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et34" height="19" width="67"> 16004<span>&nbsp;</span> </td> <td class="et13" width="120"> 濕度計 </td> <td class="et35" width="222"> 指針式;測量范圍濕度:10~95% 濕度:2.5%±1%RH 。 </td> </tr> <tr> <td class="et34" height="108" width="67"> 16007<span>&nbsp;</span> </td> <td class="et13" width="120"> 指南針 </td> <td class="et36" width="222"> 產品由盒體、菱形小磁針、方位標識圖等組成;盒體采用優質無毒塑料制作,盒蓋為透明性好的塑料制作,總體尺寸<span class="font7">35mm×13mm</span><span class="font9">;小磁針采用碳素工具鋼制作,尺寸為</span><span class="font7">28mm×8mm×0.8mm</span><span class="font9">,磁針體表面噴漆,北極(</span><span class="font7">N</span><span class="font9">極)噴紅色,南極(</span><span class="font7">S</span><span class="font9">極)噴白色,磁針體表面磁感應強度不低于</span><span class="font7">50GS</span><span class="font9">;指針轉動靈活,指向準確。<br /> </span> </td> </tr> <tr> <td class="et17" height="192" width="67"> 16022 </td> <td class="et29" width="120"> 雨量器 </td> <td class="et16" width="222"> 1. 包括雨量筒與量杯;雨量筒包括承水器、貯水瓶和外筒;雨量器的承水裝置內徑Φ≥200mm,為圓桶金屬件,應無銹蝕現象,內壁圓滑,其刃口無毛刺;<br /> 2. 承水裝置與筒體配合應方便,并保證承水裝置在正常使用中不因風力影響而脫開;<br /> 3. 所有與水的接觸面應光滑,相互配合或連接部應牢固、不得有滲水現象;<br /> 4. 所有零部件保護層牢固、均勻、光潔,裝配正確,無松脫、變形現象;<br /> 5. 雨量器與支架安裝方便、牢固,不因風力影響而脫開;<br /> 6. 附小漏斗、雨量杯、儲水器各一個。<br /> </td> </tr> <tr> <td class="et17" height="270" width="67"> 16025 </td> <td class="et29" width="120"> 風杯式風速表 </td> <td class="et38" width="222"> 輕便風向風速表,三杯<br /> 1.采用單片機技術,LCD液晶顯示屏,顯示屏規格45mm×30mm,功能及單位直接用顯示漢字,顯示數字高度:18mm,應可同時測量瞬時風速、平均風速、瞬時風級、平均風級、對應浪高;<br /> 2.外形規格:415mm×70mm×65mm,傳感器風杯護欄為銅鍍鉻,風杯為ABS塑料,其余部件均為鋁材。風向部分整體結構由風向標,風向軸及風向度盤組成。風向標,風向軸為鋁制,表層涂有防銹漆;風向度盤為塑制,規格Φ55mm×30mm,中間為透明可視。可視高度為17mm。中間標有16個刻度8個方位。風向盤下方帶有鎖扣,可將風向標鎖定;<br /> 3.風速指標應達到:風速測量范圍:0~30米/秒,風速傳感器啟運動風速:不大于0.8米/秒。風速測量精度:誤差≤±(0.3+0.03V)米/秒(V-實際風速)。顯示分辯率:0.1米/秒 (風速)、1級 (風級)、0.1米(浪高);<br /> 4.風向指標應達到:風向測量范圍:0~360°,16個方位,風向傳感器啟動風速:不大于1.0米/秒,風向測量精度:誤差不大于±1/2方位,風向定北:自動。<br /> </td> </tr> <tr> <td class="et10" height="19" width="67"> 2 </td> <td class="et14" width="120"> 專用儀器 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="19" width="67"> 29 </td> <td class="et14" width="120"> 小學科學 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="110" width="67"> 29001 </td> <td class="et13" width="120"> 斜面 </td> <td class="et15" width="222"> 1<span class="font9">.產品由木質(或鐵制)的斜面板和角度指示機構組成;木質;由厚</span><span class="font7">15mm,</span><span class="font9">寬</span><span class="font7">150mm</span><span class="font9">,長度為</span><span class="font7">600mm</span><span class="font9">的木板和相應的支架構成,表面光滑,不變形;斜面放置穩定,不晃動不下滑;<br /> </span><span class="font7">2</span><span class="font9">.斜面板一側面印有</span><span class="font7">0</span><span class="font9">~</span><span class="font7">60</span><span class="font9">㎝的刻度,最小分度值為</span><span class="font7">1</span><span class="font9">㎝;<br /> </span><span class="font7">3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">斜面一端高度可連續調節,可調角度不小于</span><span class="font7">60°</span><span class="font9">;<br /> </span><span class="font7">4</span><span class="font9">.角度指示機構由角度板、重錘組成。<br /> </span> </td> </tr> <tr> <td class="et10" height="62" width="67"> 29002 </td> <td class="et13" width="120"> 壓簧 </td> <td class="et26" width="222"> 由直徑為<span class="font7">1mm</span><span class="font9">高彈性鋼絲制成,簧的內徑不小于</span><span class="font7">10mm</span><span class="font9">,總長度不小于</span><span class="font7">150mm</span><span class="font9">,壓縮后長度不大于</span><span class="font7">100mm</span><span class="font9">;兩端平齊不夾手;簧鋼絲表面進行防銹處理,光滑無毛刺。<br /> </span> </td> </tr> <tr> <td class="et10" height="62" width="67"> 29003 </td> <td class="et13" width="120"> 拉簧 </td> <td class="et26" width="222"> 由直徑為<span class="font7">1mm</span><span class="font9">高彈性鋼絲制成,簧的內徑不小于</span><span class="font7">10mm</span><span class="font9">,總長度不大于</span><span class="font7">50mm</span><span class="font9">,拉伸后長度不小于</span><span class="font7">150mm</span><span class="font9">;兩端有拉環;簧鋼絲表面進行防銹處理,光滑無毛刺。<br /> </span> </td> </tr> <tr> <td class="et10" height="76" width="67"> 29004 </td> <td class="et13" width="120"> 沉浮塊 </td> <td class="et26" width="222"> 同體積不同質量、同質量不同形狀、可改變質量等物體;最小邊長或直徑不小<span class="font7">80mm</span><span class="font9">;可組成不少于</span><span class="font7">3</span><span class="font9">個的同體積不同重量和同重量不同體積的物件;改變物體重量或形狀(體積)的方式簡單方便,遇水不掉色、不變性。<br /> </span> </td> </tr> <tr> <td class="et10" height="190" width="67"> 29005 </td> <td class="et13" width="120"> 杠桿尺及支架 </td> <td class="et12" width="222"> 1<span class="font9">.杠桿尺及支架列入新課標小學《科學》教學儀器配備標準,專供學生分組實驗用;<br /> </span><span class="font7">2</span><span class="font9">.橫梁</span><span class="font7">1</span><span class="font9">支、支撐螺絲</span><span class="font7">1</span><span class="font9">只、調節螺帽</span><span class="font7">2</span><span class="font9">只、支架、底座、鉤碼</span><span class="font7">50g</span><span class="font9">一盒(另配);<br /> </span><span class="font7">3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">杠桿尺正面以軸心為零點向兩端刻印厘米單位刻度線,刻線清晰,每</span><span class="font7">5cm</span><span class="font9">印一長線并標注數字;桿身有效長度不小于</span><span class="font7">400mm</span><span class="font9">;<br /> </span><span class="font7">4</span><span class="font9">.桿桿尺為木質。支撐為鍍鋅鐵件。兩個調平裝置為鍍鋅鐵件;<br /> </span><span class="font7">5</span><span class="font9">.杠桿尺上設有等距孔位,掛鉤碼的掛鉤可在杠桿上任意滑動。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="75" width="67"> 29006 </td> <td class="et13" width="120"> 滑輪組及支架 </td> <td class="et26" width="222"> 產品由單滑輪2個、二串滑輪1個及支架等組成;單滑輪輪盤外徑為Φ40mm,二串滑輪輪盤直徑分別為Φ40mm和Φ30mm,輪盤均采用酚醛塑料制作;框架采用碳鋼冷軋板制成,中軸采用鋼絲制成;支架采用金屬材料制作,支撐高度可調。<br /> </td> </tr> <tr> <td class="et10" height="304" width="67"> 29007 </td> <td class="et13" width="120"> 輪軸及支架 </td> <td class="et12" width="222"> 1.本產品由臺階輪、主軸、支架、搖臂和平衡塊等部件構成;<br /> 2.臺階輪由兩種不同顏色的膠木大小輪組合而成,大輪直徑Φ120mm,小輪直徑Φ60mm,膠木件表面應光滑、無氣泡和變形等缺陷; <br /> 3.臺階輪上,刻有一條八等分、通過園心的標尺,標志應明顯; <br /> 4.臺階輪的大小圓周邊上,各有一對穿線孔,四小孔的軸線應與主軸在同一平面上;<br /> 5.支架用厚2mm以上的鋼板沖壓而成,表面烤漆或鍍鉻。手柄直徑Φ10mm,長度120mm,主軸直徑Φ6mm,均為鋼質,表面鍍鉻; <br /> 6.搖臂直徑Φ6mm,臂長270mm,彎柄長50mm,平衡塊直徑Φ24mm,均為鋼質,表面鍍鉻; <br /> 7.凡需調整的螺絲,均應帶膠木(塑料)手柄; <br /> 8.臺階輪相對軸,軸相對支架,均應轉動靈活。臺階輪相對軸的靜起動力矩不大于2.5x10-4牛頓米,端面應無明顯跳動;<br /> 9.靜起動力矩的測量:使臺階輪的軸線處于水平位置,選4g砝碼掛在大輪周邊上,臺階輪應能從靜止狀態下相對軸開始轉動。 <br /> </td> </tr> <tr> <td class="et10" height="75" width="67"> 29008 </td> <td class="et13" width="120"> 齒輪組及支架 </td> <td class="et36" width="222"> 產品由底座、齒輪、立桿、支桿、軸心螺釘、搖把等組成;底座由ABS工程塑料制作,底座外徑為Φ100mm,高度為40mm;齒輪由優質塑料制作,共三個,齒數分別為40齒(外徑63mm)、30齒(外徑48mm)、20齒(外徑33mm),各齒輪可互相自由組合,整件產品嚙合良好,傳動靈活。 </td> </tr> <tr> <td class="et10" height="47" width="67"> 29009 </td> <td class="et13" width="120"> 彈簧片 </td> <td class="et26" width="222"> 產品材質為硅錳鋼,材料厚度不小于<span class="font7">0.5mm</span><span class="font9">,寬度不小于</span><span class="font7">20mm</span><span class="font9">,長度不小于</span><span class="font7">220mm</span><span class="font9">;彈簧片在發生形變時能恢復正常形狀,鋼片倒角處理,光滑無毛刺。</span> </td> </tr> <tr> <td class="et10" height="176" width="67"> 29010 </td> <td class="et13" width="120"> 小車 </td> <td class="et12" width="222"> 1.由車體、車輪軸、車輪組成塑料小車,外形規格120mm×80mm×40mm,車體上部帶有一個可放置砝碼的凹槽,規格65mm×60mm×17mm(深度);<br /> 2.車輪為塑料車輪和軸承組成,平行線上的兩個車輪采用軸骨連接,軸骨用Φ2mm的金屬棒制成,表面電鍍,軸骨兩端安有Φ8mm的軸承,軸承應卡位在軸骨上不得脫位,車輪用塑料制成Φ25mm×6mm,并帶有可供軸承完全插入的孔徑,使軸承不外露;<br /> 3. 小車前端配有羊眼掛鉤,后端配有紙帶壓片裝置;<br /> 4.小車在700mm長平面內,直線運動偏差≤5mm;<br /> 5.小車能在1:35斜面上自由下滑。<br /> </td> </tr> <tr> <td class="et10" height="221" width="67"> 28007 </td> <td class="et13" width="120"> 三球儀 </td> <td class="et12" width="222"> 1.產品由底座、太陽模型、地球模型、月球模型、四季盤、月相盤、指針、回轉組件、轉轉臺、推柄等組成;<br /> 2.底座直徑Φ220mm,太陽模型直徑Φ100mm,應明顯大于地球直徑;地球模型上能觀察到七大洲、四大洋、南北極圈、南北回歸線、赤道和國際日期變更線;四季盤上有表示四季和二十四個節氣的名稱、次序和日期等標識;月相盤上有月相的位置和地球上的晝夜等標識;<br /> 3.刻度表平整不彎曲,不脫落;連接部分螺母緊密,不松動和脫節;轉動演示準確無誤;<br /> 4.具有電動和手動兩種功能,使用電源為DC3.0~4.5V;<br /> 5.月球中心高度和月球中心平均高度應與地球中心高相等;地軸傾斜角度為23.5°;月球繞地球轉動應呈25°左右;<br /> 6.各部比例應協調,轉動靈活,穩定性好。<br /> </td> </tr> <tr> <td class="et10" height="150" width="67"> 29011 </td> <td class="et13" width="120"> 太陽高度測量器 </td> <td class="et36" width="222"> 儀器由底盤、指南針、角度盤、支架、立桿等組成,儀器底座尺寸:不小于Φ120 mm×18mm,底盤圓周方向印有0°-360°角度刻度線,分辨率為1°,直徑線上印有5條等距長度刻度線;指南針固定在0°刻度線上,指南針直徑為20mm,指南針帶有8個方位,角度盤是一個直徑120mm的半圓,通過角度盤支架裝配在底盤中心;半圓的中線標為0°,兩側均有0°-90°,每5°處標有一小格,10°標有一大格,最小刻度值為1°,半圓角度可調,半圓上兩端分別有投影孔和影屏孔,立桿長度不少于40mm,可垂直插入底盤;各零部件牢固可靠,性能穩定。<br /> </td> </tr> <tr> <td class="et17" height="191" width="67"> 29012 </td> <td class="et18" width="120"> 風的形成實驗材料 </td> <td class="et16" width="222"> 1.產品為組合式;產品由塑料筒(或玻璃)1個、蠟燭臺1個、蠟燭1個、風葉1套組成;<br /> 2.塑料筒用優質透明塑料制作(或玻璃),外形規格尺寸不小于Φ52mm×200mm,表面透明光潔,底部有三個“z”字形腳支撐;<br /> 3.蠟燭臺用金屬制作,外形尺寸不小于Φ28mm×35mm表面防銹處理,蠟燭規格不小于Φ30mm;<br /> 4.風葉:(1)風葉由支架、風葉組成;(2)風葉用鋁材制作,外形尺寸不小于Φ44mm,厚0.5mm,表面紅、白各1片;(3)支架用金屬冷沖或成型表面電鍍,安裝在塑料筒上口,應固定穩定,轉動靈活;<br /> 5.組裝后的實驗材料應擺放平穩,實驗效果良好。<br /> </td> </tr> <tr> <td class="et10" height="105" width="67"> 29015 </td> <td class="et13" width="120"> 太陽能的應用材料 </td> <td class="et36" width="222"> 儀器外形尺寸:155mm×110mm×45mm;為插接式組合,由太陽能電池板、小電機帶風葉、蜂鳴器、LED燈、連線插線等組成;太陽能電池板尺寸為54×40mm,厚度3mm,最大開路電壓3V,最大短路電流70mA;小電機工作電壓:DC3V,電流50mA;風葉外徑Φ25mm;蜂鳴器工作電壓:DC3V,自帶音頻振蕩器,LED燈為Φ5mm白發紅,連線插線為香蕉插頭,插線長不小于80mm。<br /> </td> </tr> <tr> <td class="et10" height="208" width="67"> 22001 </td> <td class="et13" width="120"> 音叉 </td> <td class="et40" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">產品由單支音叉組成,附有共鳴箱和音叉槌;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">音叉頻率為</span><span class="font7">256Hz</span><span class="font9">;</span><span class="font7"><br /> 3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">音叉用鋼或合金鋁材制成,兩叉股表面平整,叉股內側平面與底部圓弧光滑相切,鋼制表面鍍鉻,鋁制音叉表面氧化處理;</span><span class="font7"><br /> 4</span><span class="font9">.頻率誤差</span><span class="font7">F256</span><span class="font9">不大于</span><span class="font7">0.3Hz</span><span class="font9">(</span><span class="font7">20</span><span class="font9">℃時);</span><span class="font7"><span>&nbsp;</span><br /> 5</span><span class="font9">.音叉表面粗糙度,外側面和兩平面</span><span class="font7">Ra</span><span class="font9">最大允許值</span><span class="font7">1</span><span class="font9">.</span><span class="font7">0μm</span><span class="font9">,內側面</span><span class="font7">Ra</span><span class="font9">最大允許值</span><span class="font7">2</span><span class="font9">.</span><span class="font7">0μm</span><span class="font9">;</span><span class="font7"><br /> 6</span><span class="font9">.共鳴箱用東北松木、桐木或高密度板制造,木材應經干燥處理,箱體無節疤和裂痕;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">共鳴箱的插座與音叉柄配合應緊密,連接牢固,音叉柄插入后無動搖現象;</span><span class="font7"><span>&nbsp;</span><br /> 7</span><span class="font9">.音叉槌用橡膠制造,球徑約</span><span class="font7">26mm</span><span class="font9">,桿為木材或塑料,桿長約</span><span class="font7">180mm</span><span class="font9">。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et17" height="17" width="67"> 29016 </td> <td class="et18" width="120"> 小鼓 </td> <td class="et24" width="222"> 直徑不小于<span class="font10">170mm</span><span class="font11">的真皮鼓。</span> </td> </tr> <tr> <td class="et17" height="195" width="67"> 29018 </td> <td class="et18" width="120"> 熱傳導實驗材料 </td> <td class="et38" width="222"> 標準一棒狀<br /> 1.產品由水槽、試驗棒等組成;<br /> 2.水槽為帶蓋圓形水槽,直徑Φ70mm,深90mm,壁厚不小于2mm,水槽蓋設有插放不同試驗棒的孔;試驗棒包括木棒、玻璃棒、金屬棒、塑料棒、陶瓷棒、棉線棒、石棉棒,試驗棒直徑Φ5mm,長度不小于130mm。<br /> 標準二片狀<br /> 1.由木片,金屬片,塑料片,玻璃片,陶瓷片、棉花、石棉等材料組成,配有塑料盒體;<br /> 2.其中金屬片2片,木片、金屬片、塑料片、玻璃片、陶瓷片的尺寸不小于75mm×7mm×1mm;棉花大于1克,石棉布80mm×20mm;實驗盒為塑料制,尺寸為:103mm×57mm×43mm。<br /> </td> </tr> <tr> <td class="et10" height="272" width="67"> 29019 </td> <td class="et13" width="120"> 物體熱漲冷縮實驗材料 </td> <td class="et12" width="222"> 1.本產品供中、小學作固體熱脹冷縮的演示實驗用; <br /> 2.J221型固體體脹演示器為手持式,由帶吊鏈和手柄的球與帶手柄的圓環組成;J221-1型固體體脹演示器為懸臂式。由球、圓環、吊鏈、懸臂和支座組成; <br /> 3.J221型固體體脹演示器,球與手柄組裝總長為223mm,吊鏈長100mm;圓環與手柄組裝總長為250mm。 J221-1型固體體脹演示器,球和圓環中心到懸臂豎直部分的距離均為70mm;總高為250mm,球心高度為150mm;<br /> 4.球由黃銅制成,表面光潔度不低于▽5,直徑Φ30mm,球上附吊環;<br /> 5.圓環由與線脹系數接近黃銅的鋼板制成,厚度2mm。內孔倒角,表面鍍鉻鍍;鍍后環孔為Φ30mm;環外徑為Φ60mm ;<br /> 6.J221型固體體脹演示器的手柄,支桿部分由Φ5mm圓鋼拋光鍍鉻制成,把手部分為木制,表面涂漆; J221-1 型固體體脹演示器,懸臂用Φ6mm圓鋼拋光鍍鉻,支座為鑄鐵制成,表面烤漆,整機應具有足夠的穩定。 <br /> </td> </tr> <tr> <td class="et17" height="255" width="67"> 29020 </td> <td class="et18" width="120"> 燈座及燈泡 </td> <td class="et16" width="222"> 1<span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">小燈座由底板、接線柱,燈座組成;</span><span class="font10"><span>&nbsp;</span><br /> 2</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">小燈座為插口、螺旋兩用式燈座與</span><span class="font10">E10</span><span class="font11">/</span><span class="font10">13</span><span class="font11">.</span><span class="font10">E10</span><span class="font11">/</span><span class="font10">14</span><span class="font11">.</span><span class="font10">1c9</span><span class="font11">/</span><span class="font10">14</span><span class="font11">等小電珠配用;<br /> </span><span class="font10">3</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">小燈座最高工作電壓為</span><span class="font10">36V</span><span class="font11">,最大工作電流為</span><span class="font10">2.5A</span><span class="font11">;<br /> </span><span class="font10">4</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">底座用黑色塑料制成,表面平整光潔;外形尺寸約</span><span class="font10">75mm×35mm×10mm</span><span class="font11">,底座上有兩個直徑為</span><span class="font10">4.5mm</span><span class="font11">的安裝孔,孔的中心距離為</span><span class="font10">40±0.5mm</span><span class="font11">;應有足夠的強度;<br /> </span><span class="font10">5</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">接線柱為</span><span class="font10">644</span><span class="font11">型,行程不小于</span><span class="font10">6mm</span><span class="font11">;接線柱固定牢固,接線時不能連軸轉動;<br /> </span><span class="font10">6</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">燈座用厚</span><span class="font10">0.5mm</span><span class="font11">~</span><span class="font10">0.6mm</span><span class="font11">的磷銅片制做,表面鍍鎳;燈座與兩接線柱之間用寬</span><span class="font10">8mm</span><span class="font11">的銅片連接和燈座為一整體;<br /> </span><span class="font10">7</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">小燈座上所有螺絲、螺母、墊片均為銅質;<br /> </span><span class="font10">8</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">小電珠旋入后,應接觸良好可靠,不應有接觸不良或短路;<br /> </span><span class="font10">9</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">未旋入小電珠時,兩接線柱間電阻不小于</span><span class="font10">100MΩ</span><span class="font11">;<br /> </span><span class="font10">10</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">未旋入小電珠時,兩接線柱間抗電強度為</span><span class="font10">500V</span><span class="font11">。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et17" height="240" width="67"> 29021 </td> <td class="et18" width="120"> 開關 </td> <td class="et16" width="222"> 1<span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">開關的最高工作電壓</span><span class="font10">36V</span><span class="font11">,額定工作電流</span><span class="font10">6A</span><span class="font11">;</span><span class="font10"><span>&nbsp;</span><br /> 2</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">開關閘刀與接線柱及墊片均為銅質,閘刀的寬度不小于</span><span class="font10">7mm</span><span class="font11">,閘刀厚度不小于</span><span class="font10">0.7mm</span><span class="font11">;接線柱直徑為</span><span class="font10">Φ4mm</span><span class="font11">,有效行程不小于</span><span class="font10">6mm</span><span class="font11">;接線柱固定牢固,接線時不能連軸轉動;</span><span class="font10"><br /> 3</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">開關通額定電流,導電部分允許溫升不大于</span><span class="font10">35</span><span class="font11">℃,操作手柄允許溫升不大于</span><span class="font10">25</span><span class="font11">℃;</span><span class="font10"><br /> 4</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">開關的絕緣強度應能承受</span><span class="font10">1200V</span><span class="font11">,漏電流為</span><span class="font10">5mA</span><span class="font11">,頻率</span><span class="font10">50Hz</span><span class="font11">的正弦交流試驗電壓歷時</span><span class="font10">1min</span><span class="font11">的耐壓試驗,應無飛弧、無擊穿現象;</span><span class="font10"><br /> 5</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">開關在額定直流電流工作條件下,其接線兩端直流電壓降應不大于</span><span class="font10">100mV</span><span class="font11">;</span><span class="font10"><br /> 6</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">開關在高溫</span><span class="font10">50±2</span><span class="font11">℃和低溫-</span><span class="font10">40±2</span><span class="font11">℃各貯存</span><span class="font10">4h</span><span class="font11">,其工作性能不變;</span><span class="font10"><br /> 7</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">開關應具有足夠的強度。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="143" width="67"> 29022 </td> <td class="et13" width="120"> 物體導電性實驗材料 </td> <td class="et15" width="222"> 1<span class="font9">.產品由實驗盒、電池盒、導電連接片、插座卡、指示燈、測試片等組成;</span><span class="font7"><br /> 2</span><span class="font9">.實驗盒由</span><span class="font7">ABS</span><span class="font9">材料制作,外形尺寸為</span><span class="font7">95mm×65mm×35mm</span><span class="font9">;電池盒嵌裝于實驗盒內部,可放置兩節</span><span class="font7">5</span><span class="font9">號電池;盒體有可盛液體的專用槽,內有耐酸堿不銹鋼導電片,供測試導電性,導電連接片和插座卡采用厚度不小于</span><span class="font7">0.5mm</span><span class="font9">的銅質材料制作;指示燈采用紅色發光二極管;</span><span class="font7"><br /> 3</span><span class="font9">.測試片包括銅片、鐵片、塑料片,用尺寸為</span><span class="font7">65mm×10mm</span><span class="font9">。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="161" width="67"> 24001 </td> <td class="et13" width="120"> 條形磁鐵 </td> <td class="et21" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span>D-CG-LT-180</span><span class="font9">型:主參數(長度)</span><span class="font7">180mm</span><span class="font9">,磁極橫截面積</span><span class="font7">405mm</span><span class="font16">2</span><span class="font9">,磁感應強度應不小于</span><span class="font7">0.07T</span><span class="font9">;<br /> </span><span class="font7"><span>&nbsp;</span>2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">教學用磁鋼極性標注,指北極(</span><span class="font7">N</span><span class="font9">)為紅色,指南極(</span><span class="font7">S</span><span class="font9">)為白色或藍色;</span><span class="font7">N</span><span class="font9">、</span><span class="font7">S</span><span class="font9">字母的顏色為藍色或白色;<br /> </span><span class="font7"><span>&nbsp;</span>3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">教學用磁鋼按運輸要求包裝后,應能經受在正常搬運時高度為</span><span class="font7">800mm</span><span class="font9">的自由跌落實驗,試驗后磁感應強度不小于第</span><span class="font7">1</span><span class="font9">條的要求;<br /> </span><span class="font7">4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">教學用磁鋼提倡采用磁特性優于鋁鐵碳、鐵氧體的其它材料。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et17" height="176" width="67"> 29025 </td> <td class="et29" width="120"> 條形磁鐵 </td> <td class="et16" width="222"> 1<span class="font11">.學生用;</span><span class="font10">D-CG-LT-100</span><span class="font11">型:主參數(長度)</span><span class="font10">100mm</span><span class="font11">,磁感應強度應不小于</span><span class="font10">0.07T</span><span class="font11">;<br /> </span><span class="font10">2</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">教學用磁鋼極性標注,指北極(</span><span class="font10">N</span><span class="font11">)為紅色,指南極(</span><span class="font10">S</span><span class="font11">)為白色或藍色;</span><span class="font10">N</span><span class="font11">、</span><span class="font10">S字母的顏色為藍色或白色;<br /> 3.在離磁極端面中心2mm處測得磁感應強度不低于0.07T;<br /> 4. 教學用磁鋼按運輸要求包裝后,應能經受在正常搬運時高度為800mm的自由跌落實驗,試驗后磁感應強度不小于第1條的要求;<br /> 5. 教學用磁鋼提倡采用磁特性優于鋁鐵碳、鐵氧體的其它材料。<br /> </span> </td> </tr> <tr> <td class="et10" height="162" width="67"> 24002 </td> <td class="et20" width="120"> 蹄形磁鐵 </td> <td class="et12" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span>D-CG-LU-80</span><span class="font9">型:主參數(高度)</span><span class="font7">80mm</span><span class="font9">,磁極橫截面積</span><span class="font7">200mm</span><span class="font16">2</span><span class="font9">,磁感應強度應不小于</span><span class="font7">0.055T</span><span class="font9">;</span><span class="font7"><span>&nbsp;</span><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">教學用磁鋼極性標注,指北極(</span><span class="font7">N</span><span class="font9">)為紅色,指南極(</span><span class="font7">S</span><span class="font9">)為白色或藍色;</span><span class="font7">N</span><span class="font9">、</span><span class="font7">S</span><span class="font9">字母的顏色為藍色或白色;<br /> </span><span class="font7">3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">教學用磁鋼按運輸要求包裝后,應能經受在正常搬運時高度為</span><span class="font7">800mm</span><span class="font9">的自由跌落實驗,試驗后磁感應強度不小于第</span><span class="font7">1</span><span class="font9">條的要求;</span><span class="font7"><span>&nbsp;</span><br /> 4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">教學用磁鋼提倡采用磁特性優于鋁鐵碳、鐵氧體的其它材料;</span><span class="font7"><span>&nbsp; </span><br /> </span> </td> </tr> <tr> <td class="et17" height="176" width="67"> 29028 </td> <td class="et29" width="120"> 蹄形磁鐵 </td> <td class="et16" width="222"> 1<span class="font11">.學生用;</span><span class="font10">D-CG-LU-63</span><span class="font11">型:主參數(高度)</span><span class="font10">63mm</span><span class="font11">,磁感應強度應不小于</span><span class="font10">0.055T</span><span class="font11">;<br /> </span><span class="font10">2</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">教學用磁鋼極性標注,指北極(</span><span class="font10">N</span><span class="font11">)為紅色,指南極(</span><span class="font10">S</span><span class="font11">)為白色或藍色;</span><span class="font10">N</span><span class="font11">、</span><span class="font10">S</span><span class="font11">字母的顏色為藍色或白色;<br /> </span><span class="font10">3</span><span class="font11">.在離磁極端面中心</span><span class="font10">2mm</span><span class="font11">處測得磁感應強度不低于</span><span class="font10">0.055T</span><span class="font11">;<br /> </span><span class="font10">4</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">教學用磁鋼按運輸要求包裝后,應能經受在正常搬運時高度為</span><span class="font10">800mm</span><span class="font11">的自由跌落實驗,試驗后磁感應強度不小于第</span><span class="font10">1</span><span class="font11">條的要求;</span><span class="font10"><span>&nbsp;</span><br /> 5</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">教學用磁鋼提倡采用磁特性優于鋁鐵碳、鐵氧體的其它材料。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="128" width="67"> 29029 </td> <td class="et13" width="120"> 磁針 </td> <td class="et33" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">含翼形磁針</span><span class="font7">2</span><span class="font9">支,磁針體尺寸</span><span class="font7">28mm×8mm×0.8mm</span><span class="font9">;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">磁針體的中間鉚接銅軸承套,內嵌玻璃軸承;兩者結合牢固不脫落;</span><span class="font7"><br /> 3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">磁針體表面噴漆,漆層均勻無脫落;指北極(</span><span class="font7">N</span><span class="font9">)為紅色,指南極(</span><span class="font7">S</span><span class="font9">)為白色或藍色;立桿針用高硬度鋼加工,表面拋光電鍍處理,防止銹蝕;</span><span class="font7"><br /> 4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">在離磁極端面中心</span><span class="font7">2mm</span><span class="font9">處測得磁感應強度不低于</span><span class="font7">5mT</span><span class="font9">。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et17" height="80" width="67"> 29030 </td> <td class="et18" width="120"> 環形磁鐵 </td> <td class="et23" width="222"> 1<span class="font11">.鐵氧體環形磁鐵一對,外徑</span><span class="font10">36mm</span><span class="font11">,內徑</span><span class="font10">18mm</span><span class="font11">;<br /> </span><span class="font10">2</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">教學用磁鋼極性標注,指北極(</span><span class="font10">N</span><span class="font11">)為紅色,指南極(</span><span class="font10">S</span><span class="font11">)為白色或藍色;</span><span class="font10">N</span><span class="font11">、</span><span class="font10">S</span><span class="font11">字母的顏色為藍色或白色;<br /> </span><span class="font10">3</span><span class="font11">.在離磁極端面中心</span><span class="font10">2mm</span><span class="font11">處測得磁感應強度不低于</span><span class="font10">0.05T</span><span class="font11">。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="192" width="67"> 29031 </td> <td class="et13" width="120"> 電磁鐵組裝材料 </td> <td class="et12" width="222"> 1<span class="font9">.產品由</span><span class="font7">U</span><span class="font9">型鐵芯或</span><span class="font7">I</span><span class="font9">字型鐵芯一件、骨架兩只、銜鐵一件、繞組導線</span><span class="font7">2</span><span class="font9">根、大頭針等組成;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7">U</span><span class="font9">型鐵芯由電工軟鐵制成,附有掛鉤,鐵芯使用長度不小于</span><span class="font7">40mm</span><span class="font9">;</span><span class="font7"><br /> 3</span><span class="font9">.線圈骨架由塑料制作,骨架上供纏繞線圈的有效長度不小于</span><span class="font7">25mm</span><span class="font9">,插入鐵芯的通孔直徑不小于</span><span class="font7">8mm</span><span class="font9">,骨架上可多層疊繞匝數為</span><span class="font7">50</span><span class="font9">匝以上;</span><span class="font7"><br /> 4</span><span class="font9">.銜鐵采用電工軟鐵制作,材料厚度不小于</span><span class="font7">2mm</span><span class="font9">,銜鐵上設有掛鉤;</span><span class="font7"><br /> 5</span><span class="font9">.繞組導線為多股銅芯軟導線,長度不小于</span><span class="font7">3000mm</span><span class="font9">;</span><span class="font7"><br /> 6</span><span class="font9">.透明塑料盒包裝。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="272" width="67"> 29032 </td> <td class="et13" width="120"> 電磁鐵 </td> <td class="et12" width="222"> 1<span class="font9">.工作電壓:直流,不大于</span><span class="font7">6V</span><span class="font9">。工作電流:不大于</span><span class="font7">1A</span><span class="font9">;</span><span class="font7"><span>&nbsp;</span><br /> 2</span><span class="font9">.蹄形電磁鐵產生的吸力不小于</span><span class="font7">49N</span><span class="font9">;</span><span class="font7"><br /> 3</span><span class="font9">.鐵芯剩余磁力應不大于</span><span class="font7">5.88N</span><span class="font9">,既在斷電后銜鐵和重物總質量不大于</span><span class="font7">600g</span><span class="font9">時應自行與鐵芯脫離;</span><span class="font7"><span>&nbsp;</span><br /> 4</span><span class="font9">.磁路平均總長度不小于</span><span class="font7">220mm</span><span class="font9">,兩磁極面中心距離不小于</span><span class="font7">40mm</span><span class="font9">;</span><span class="font7"><span>&nbsp;</span><br /> 5</span><span class="font9">.銜鐵長等于鐵芯兩端面外端間最大距離;寬等于鐵芯寬度或直徑;厚不小于</span><span class="font7">4.0mm</span><span class="font9">;</span><span class="font7"><br /> 6</span><span class="font9">.鐵芯上部中間和銜鐵下方中間有掛鉤,掛鉤承重不小于</span><span class="font7">196N</span><span class="font9">;</span><span class="font7"><span>&nbsp;</span><br /> 7</span><span class="font9">.蹄形電磁鐵線圈骨架用塑料制成。骨架上在兩端應有接線柱,接線柱要安裝牢固。接線柱、焊片及墊圈均為</span><span class="font7"><span>&nbsp;</span></span><span class="font9">銅質。接線柱分別用紅、黑色表示接入后的電流方向;</span><span class="font7"><span>&nbsp;</span><br /> 8</span><span class="font9">.線圈外繞有明顯的繞向標志。繞向標志方向應與線圈繞向一致;</span><span class="font7"><span>&nbsp;</span><br /> 9</span><span class="font9">.蹄形電磁鐵在連續工作</span><span class="font7">20min</span><span class="font9">后線圈溫升應不大于</span><span class="font7">75</span><span class="font9">℃。</span><span class="font7"><span>&nbsp;</span><br /> </span> </td> </tr> <tr> <td class="et10" height="124" width="67"> 29033 </td> <td class="et13" width="120"> 手搖發電機 </td> <td class="et26" width="222"> 由外殼、傳動機構、小電機、燈珠、連接導線、接線柱、臺邊夾等組成;儀器可手持演示,也可夾持在實驗臺邊演示;外殼采用透明性好的<span class="font7">“372”</span><span class="font9">材料制作,能清晰看清儀器內部結構;傳動機構采用搖把帶動齒輪傳動,各齒輪嚙合緊密,傳動靈活;小電機功率</span><span class="font7">2-3W</span><span class="font9">,轉速</span><span class="font7">6000-10000</span><span class="font9">轉</span><span class="font7">/</span><span class="font9">分,工作電壓</span><span class="font7">3V</span><span class="font9">,電流</span><span class="font7">0.8A</span><span class="font9">;燈珠采用</span><span class="font7">2</span><span class="font9">.</span><span class="font7">5V</span><span class="font9">,</span><span class="font7">0.3A</span><span class="font9">小電珠;臺邊夾采用</span><span class="font7">A3</span><span class="font9">材料制作,夾緊厚度不小于</span><span class="font7">40mm</span><span class="font9">,夾端設有壓碗。<br /> </span> </td> </tr> <tr> <td class="et10" height="92" width="67"> 29034 </td> <td class="et13" width="120"> 激光筆 </td> <td class="et36" width="222"> 產品由激光筆、磁吸激光筆套、外接電源線等組成;激光筆輸出功率不大于<span class="font7">2mW</span><span class="font9">,鐳射距離</span><span class="font7">100m</span><span class="font9">,波長</span><span class="font7">650 nm</span><span class="font9">;激光筆配置有內接電池及外接電源導線;筆套由工程塑料制作,帶磁,可吸附于金屬板上;外接電源線采用多股銅芯軟導線,長度不小于</span><span class="font7">200mm</span><span class="font9">。<br /> </span> </td> </tr> <tr> <td class="et10" height="62" width="67"> 29036 </td> <td class="et13" width="120"> 平面鏡及支架 </td> <td class="et26" width="222"> 產品由平面鏡片、鏡框、鏡座等組成,成對配置;鏡片厚度為<span class="font7">3mm</span><span class="font9">,尺寸為</span><span class="font7">90mm×60mm</span><span class="font9">,鏡框與鏡座采用優質塑料制作,鏡座與鏡框配合可調節鏡面的高度范圍不小于</span><span class="font7">45mm</span><span class="font9">。<br /> </span> </td> </tr> <tr> <td class="et10" height="60" width="67"> 29037 </td> <td class="et13" width="120"> 曲面鏡及支架 </td> <td class="et26" width="222"> 產品由底座、立桿、凸面鏡、凹面鏡組成;底座采用ABS工程塑料制作,底部直徑Φ80mm,高度35mm;立桿由直徑為Φ6mm的金屬桿制作,總長70mm;凹面鏡、凸面鏡的直徑均為50mm。<br /> </td> </tr> <tr> <td class="et10" height="112" width="67"> 29038 </td> <td class="et20" width="120"> 透鏡、棱鏡及支架 </td> <td class="et12" width="222"> 1.由凸透鏡1只、凹透鏡1只、棱鏡1只、立桿3根及底座3個組成;<br /> 2.凸透鏡、凹透鏡鏡片外徑Φ40mm;<br /> 3.棱鏡為正三棱柱體,邊長23mm,長度約26mm;<br /> 4.立桿采用直徑Φ6mm的圓鋼制作,長度為70mm;<br /> 5.底座采用ABS工程塑料制作,外徑不小于Φ65mm。<br /> </td> </tr> <tr> <td class="et10" height="96" width="67"> 29039 </td> <td class="et13" width="120"> 成像屏及支架 </td> <td class="et15" width="222"> 1.由底座、立桿、成像屏等組成;<br /> 2.成像屏采用厚度為2mm的白色塑料板制作,寬度為80mm,高度為105mm;<br /> 3.底座由ABS工程塑料制作,尺寸為Φ80mm×35mm;<br /> 4.立桿為金屬桿,尺寸為Φ6mm×70mm。<br /> </td> </tr> <tr> <td class="et10" height="78" width="67"> 29040 </td> <td class="et13" width="120"> 昆蟲觀察盒 </td> <td class="et26" width="222"> 產品由盒體、連接套、放大鏡構成,放大鏡可拆卸單獨使用;盒體用透明塑料制作,盒底尺寸<span class="font7">90mm×90mm</span><span class="font9">,盒底有</span><span class="font7">5mm×5mm</span><span class="font9">小方格;放大鏡鏡片為雙凸透鏡,鏡片直徑</span><span class="font7">60mm</span><span class="font9">,焦距為</span><span class="font7">50mm±2mm</span><span class="font9">。<br /> </span> </td> </tr> <tr> <td class="et10" height="63" width="67"> 29041 </td> <td class="et13" width="120"> 動物飼養籠 </td> <td class="et26" width="222"> 尺寸<span class="font7">450mm×300mm×300mm</span><span class="font9">,總高約</span><span class="font7">370mm</span><span class="font9">,門寬約</span><span class="font7">170mm</span><span class="font9">,高約</span><span class="font7">180mm</span><span class="font9">,籠門開啟方便;配有接水盤,尺寸不小于</span><span class="font7">400mm×300mm</span><span class="font9">。<br /> </span> </td> </tr> <tr> <td class="et10" height="78" width="67"> 29042 </td> <td class="et13" width="120"> 塑料注射器 </td> <td class="et12" width="222"> 100mL<span class="font9">,符合醫用標準,塑料制品;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">注射管表面無縮跡、無溶跡、無毛刺;外形端正,厚薄均勻,內外表面清潔,無劃傷;量值準確,刻度和數字清晰、無斷線、不脫落;外筒與活塞之間配合嚴密,滑動自如,密封性好。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="48" width="67"> 22004 </td> <td class="et13" width="120"> 單擺組 </td> <td class="et15" width="222"> 5<span class="font9">球;直徑</span><span class="font7">20mm</span><span class="font9">的鋼球、塑球各一個,直徑</span><span class="font7">15mm</span><span class="font9">的塑球</span><span class="font7">1</span><span class="font9">個,直徑</span><span class="font7">10mm</span><span class="font9">的鋼球</span><span class="font7">2</span><span class="font9">個;備有若干擺繩。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 3 </td> <td class="et14" width="120"> 模型 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="19" width="67"> 39 </td> <td class="et14" width="120"> 小學科學 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="223" width="67"> 39051 </td> <td class="et13" width="120"> 兒童骨骼模型 </td> <td class="et33" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">產品為男性兒童骨骼模型,串制成正常直立姿勢于支架上;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">產品規格:高度</span><span class="font7">800mm</span><span class="font9">;材質采用</span><span class="font7">PVC</span><span class="font9">材料;</span><span class="font7"><br /> 3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">顱蓋橫切,顳下頜關節可活動;骨縫清晰,孔、管、溝、裂正確自然;</span><span class="font7"><br /> 4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">脊柱由</span><span class="font7">7</span><span class="font9">塊頸椎、</span><span class="font7">12</span><span class="font9">塊胸椎、</span><span class="font7">5</span><span class="font9">塊腰椎、</span><span class="font7">1</span><span class="font9">塊骶骨、</span><span class="font7">1</span><span class="font9">塊尾骨和椎間盤組成,椎骨和椎間盤的結構準確,</span><span class="font7">4</span><span class="font9">個生理彎曲的位置、形態正確,第一頸椎、第二胸椎前緣、第十二胸椎前緣和骶胛應在同一垂直線上;</span><span class="font7"><br /> 5</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">胸廓由</span><span class="font7">1</span><span class="font9">塊胸骨、</span><span class="font7">12</span><span class="font9">對肋骨與</span><span class="font7">12</span><span class="font9">對胸椎及椎間盤連接構成;形態正確;</span><span class="font7"><br /> 6</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">上肢骨肩關節可拆裝,肩、肘、腕等關節可自由活動;</span><span class="font7"><br /> 7</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">下肢骨髂關節可拆裝,髂、膝、踝等關節可活動;</span><span class="font7"><br /> 8</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">金屬連接件應作防銹處理;裝拆方便。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="64" width="67"> 39052 </td> <td class="et13" width="120"> 兒童牙列模型 </td> <td class="et12" width="222"> PVC<span class="font9">材質,有一定的韌性,不變形、不開裂;模型為右側下半之牙列,下頷角至冠突高度不小于</span><span class="font7">210mm</span><span class="font9">,各部結構按比例放大;配底座可水平轉動或取下,附牙刷。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="314" width="67"> 39053 </td> <td class="et13" width="120"> 少年人體半身模型 </td> <td class="et33" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">產品規格:高</span><span class="font7">≥650mm</span><span class="font9">;</span><span class="font7">PVC</span><span class="font9">材質;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">頭部做正中矢狀切,剝離右側頭面部部分軟組織,示部分顱骨、肌肉,眼球固定于眼眶內;</span><span class="font7"><br /> 3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">示口腔、鼻腔、咽腔、食管、喉腔和氣管的縱切面和通道關系;示右側腮腺;</span><span class="font7"><br /> 4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">胸腔內示:心臟(可拆下,示心臟及連通心臟的主要動靜脈)、兩肺(前半部分可拆下,示肺門結構;右肺示內部血管及支氣管分布,左肺示其斷面結構)、氣管、支氣管、食管與胸主動脈(貼于胸腔后壁);</span><span class="font7"><br /> 5</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">膈能拆下,示膈穹隆,示呼氣狀態的特點;</span><span class="font7"><br /> 6</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">腹腔內示:肝、胃、腸、胰和脾(可分別拆下),腹后壁示肌肉、左右腎及腎上腺、輸尿管等結構;胃示外形,十二指腸、胰、脾相連,胰做剖面示胰腺導管,除去十二指腸前壁示胰管及膽總管開口于十二指腸大乳頭,腸示空腸、回腸、盲腸、結腸、直腸,盲腸末端示闌尾,結腸示結腸帶和腸脂垂,肝示外形和肝門結構:左右肝管、肝總管、膽囊管及膽囊;</span><span class="font7"><br /> 7</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">盆腔內示:膀胱、直腸末端;</span><span class="font7"><br /> 8</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">各器官的形態、結構、位置、毗鄰關系應正確;</span><span class="font7"><br /> 9</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">金屬連接件應防銹處理,裝拆方便。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="48" width="67"> 39054 </td> <td class="et13" width="120"> 眼構造模型 </td> <td class="et12" width="222"> PVC<span class="font9">材質,由六倍大成人眼球模型、支架和底座組成,眼球前后極正中水平切面,展示內部結構、器官、血管、神經等。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="91" width="67"> 39101 </td> <td class="et20" width="120"> 啄木鳥仿真模型 </td> <td class="et36" width="222"> 自然大小、附于一段樹干上,形態逼真,用喙捉蟲的仿真模型,整體固定在底盤上;模型應用羽毛全部覆蓋成型的體架,各種羽毛的分布與著色應呈自然狀,特征鮮明、逼真、形象;應顯示喙直堅硬,末端尖銳的特征;整體尺寸不小于<span class="font7">280mm×160mm×100mm</span><span class="font9">。<br /> </span> </td> </tr> <tr> <td class="et10" height="91" width="67"> 39102 </td> <td class="et20" width="120"> 貓頭鷹仿真模型 </td> <td class="et36" width="222"> 自然大小、附于一段樹枝上的仿真模型,整體固定在底盤上;模型應用羽毛全部覆蓋成型的體架,各種羽毛的分布與著色應呈自然狀,特征鮮明、逼真、形象;應突出眼睛的瞳孔大,喙堅硬,末端尖銳,向下鉤曲,趾端有長而銳利的鉤爪;整體尺寸不小于<span class="font7">260mm×160mm×120mm</span><span class="font9">。<br /> </span> </td> </tr> <tr> <td class="et10" height="301" width="67"> 34001 </td> <td class="et13" width="120"> 平面政區地球儀 </td> <td class="et42" width="222"> 1<span class="font9">.球體和支架兩部分;<br /> </span><span class="font7">2</span><span class="font9">.體直徑</span><span class="font7">32cm</span><span class="font9">,允差</span><span class="font7">5mm</span><span class="font9">,平面比例尺</span><span class="font7">1/40</span><span class="font9">,</span><span class="font7">000</span><span class="font9">,</span><span class="font7">000</span><span class="font9">,地軸傾角為</span><span class="font7">66.5°</span><span class="font9">;<br /> </span><span class="font7">3</span><span class="font9">.球體表面不得有裂紋、皺紋、氣泡和脫落;</span><span class="font7"><span>&nbsp;</span><br /> 4</span><span class="font9">.球體為正圓形;</span><span class="font7"><span>&nbsp;</span><br /> 5</span><span class="font9">.在支架上可以自由轉動,能停止在任一位置;</span><span class="font7"><span>&nbsp;</span><br /> 6</span><span class="font9">.靜置和轉動時整個產品應由足夠的穩定性;<br /> </span><span class="font7">7</span><span class="font9">.地軸垂直于赤道面;</span><span class="font7"><span>&nbsp;</span><br /> 8</span><span class="font9">.要做防潮處理,表面涂清漆;<br /> </span><span class="font7">9</span><span class="font9">.必須在球體上注明參考圖出版年月,必須在球體上注明產品的生產年月;</span><span class="font7"><span>&nbsp;&nbsp; </span><br /> 10</span><span class="font9">.等高線、海深線的選取和分層設色的色標參考地圖出版社的新版地形地球儀圖片;<br /> </span><span class="font7">11</span><span class="font9">.赤道用醒目的顏色標繪;<br /> </span><span class="font7">12</span><span class="font9">.國際日期變更線、南北回歸線、南北極圈用與其它經緯線有區別的顏色標繪;</span><span class="font7"><span>&nbsp;</span><br /> 13</span><span class="font9">.地物的位置、走向、名稱標注(包括括注)均應按照地圖出版社新版地形地球儀圖片標繪。<br /> </span> </td> </tr> <tr> <td class="et10" height="302" width="67"> 34002 </td> <td class="et13" width="120"> 平面地形地球儀 </td> <td class="et16" width="222"> 1<span class="font11">.產品由球體和支架兩部分等組成;<br /> </span><span class="font10">2</span><span class="font11">.球體直徑為</span><span class="font10">320±5</span><span class="font11">㎜,允差</span><span class="font10">5.0mm</span><span class="font11">,平面比例尺:</span><span class="font10">1/40000000</span><span class="font11">;地軸傾角為</span><span class="font10">66.5°</span><span class="font11">;<br /> </span><span class="font10">3</span><span class="font11">.球體表面不得有裂紋、皺紋、氣泡和脫落;</span><span class="font10"><span>&nbsp;</span><br /> 4</span><span class="font11">.球體為正圓形;</span><span class="font10"><span>&nbsp;</span><br /> 5</span><span class="font11">.在支架上可以自由轉動,能停止在任一位置;</span><span class="font10"><span>&nbsp;</span><br /> 6</span><span class="font11">.靜置和轉動時整個產品應由足夠的穩定性;<br /> </span><span class="font10">7</span><span class="font11">.地軸垂直于赤道面;</span><span class="font10"><span>&nbsp;</span><br /> 8</span><span class="font11">.要做防潮處理,表面涂清漆;<br /> </span><span class="font10">9</span><span class="font11">.必須在球體上注明參考圖出版年月,必須在球體上注明產品的生產年月;<br /> </span><span class="font10">10</span><span class="font11">.等高線、海深線的選取和分層設色的色標參考地圖出版社的新版地形地球儀圖片;<br /> </span><span class="font10">11</span><span class="font11">.赤道用醒目的顏色標繪;<br /> </span><span class="font10">12</span><span class="font11">.國際日期變更線、南北回歸線、南北極圈用與其它經緯線有區別的顏色標繪;</span><span class="font10"><span>&nbsp;</span><br /> 13</span><span class="font11">.地物的位置、走向、名稱標注(包括括注)均應按照地圖出版社新版地形地球儀圖片標繪。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="32" width="67"> 39151 </td> <td class="et13" width="120"> 地動儀模型 </td> <td class="et26" width="222"> 模型:高度<span class="font7">400mm</span><span class="font9">左右,地動儀筒體一套,龍</span><span class="font7">8</span><span class="font9">條,蛙</span><span class="font7">8</span><span class="font9">只,底座</span><span class="font7">1</span><span class="font9">個,桿一根,龍珠</span><span class="font7">8</span><span class="font9">個。</span> </td> </tr> <tr> <td class="et10" height="195" width="67"> 39152 </td> <td class="et13" width="120"> 地球構造模型 </td> <td class="et43" width="222"> 能顯示內、外地核,上、下地幔,軟流層,地殼,顯示地幔對流及板塊碰撞示意<br /> 1.由球體、支架(包括底座)時區環等組成,球體材質采用高分子材料塑制,質地堅固,無開裂變形現象;<br /> 2. 球體直徑不小于32cm,比例尺為1:40000000;<br /> 3. 涂色均勻,無流掛、皺縮、針孔、起泡現象,著色線條流暢、清晰自然;<br /> 4. 沿縱橫剖面切掉四分之一球體,用不同顏色顯示地球內部圈層的結構,地表、地幔、地核區分明顯,并用文字進行標注,規范準確;<br /> 5. 各部分結構的輪廓、比例正確;<br /> 6. 底座應有弓尺,表面刻度清晰,平整光滑,無毛刺。<br /> </td> </tr> <tr> <td class="et10" height="110" width="67"> 39154 </td> <td class="et13" width="120"> 司南模型 </td> <td class="et44" width="222"> 1<span class="font9">.模型由青銅底盤和磁勺組成;底盤尺寸:</span><span class="font7">180mm×180mm×10mm</span><span class="font9">;<br /> </span><span class="font7">2</span><span class="font9">.外盤分層次鑄成十天干、十二地支、四卦標示,二十四個方位;<br /> </span><span class="font7">3</span><span class="font9">.磁勺用磁性材料做成,勺頭為</span><span class="font7">N</span><span class="font9">級,勺尾為</span><span class="font7">S</span><span class="font9">極;<br /> </span><span class="font7">4</span><span class="font9">.儀器靜止時因地球磁場的作用,勺尾指向南方。<br /> </span> </td> </tr> <tr> <td class="et10" height="94" width="67"> 39156 </td> <td class="et13" width="120"> 月相變化演示器 </td> <td class="et36" width="222"> 由示教板(不小于<span class="font7">810mm×610mm×30mm</span><span class="font9">,四周鋁合金鑲嵌,每個月相的直徑為約</span><span class="font7">55mm</span><span class="font9">)及月相指示器組成;演示月亮圓缺的各種形狀;產品設置的中心天體是地球,在地球的外圍顯示月球的公轉軌道,并能演示出</span><span class="font7">“</span><span class="font9">新月</span><span class="font7">—</span><span class="font9">娥眉月</span><span class="font7">—</span><span class="font9">上弦月</span><span class="font7">—</span><span class="font9">凸月</span><span class="font7">—</span><span class="font9">滿月</span><span class="font7">—</span><span class="font9">凹月</span><span class="font7">—</span><span class="font9">下弦月</span><span class="font7">—</span><span class="font9">娥眉月</span><span class="font7">—</span><span class="font9">新月</span><span class="font7">”</span><span class="font9">的月相周期性更造。<br /> </span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 4 </td> <td class="et14" width="120"> 標本 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="19" width="67"> 49 </td> <td class="et14" width="120"> 小學科學 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="144" width="67"> 43050 </td> <td class="et13" width="120"> 蟾蜍浸制標本 </td> <td class="et33" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本由大型蟾蜍制作;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">將軀干背面的皮向上方翻開,以顯示皮下動、靜脈之分布;</span><span class="font7"><br /> 3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本應完整顯示動物的消化系、呼吸系、循環系、排泄系、生殖系等;</span><span class="font7"><br /> 4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">血管內分注紅、藍兩色劑;標本的背面向襯板;</span><span class="font7"><br /> 5</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本應完整無缺、并保持自然色;</span><span class="font7"><br /> 6</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">整體浸制在密封包裝的標本瓶內,保存液須將標本完全浸沒;標本瓶不得有漏液現象。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="45" width="67"> 43051 </td> <td class="et13" width="120"> 河蚌浸制標本 </td> <td class="et36" width="222"> 液體用透明度高、無毒、無味、無害的新型液體,長期使用不變色,不腐爛,使用彈性橡膠“O”型墊圈密封。<br /> </td> </tr> <tr> <td class="et10" height="192" width="67"> 43052 </td> <td class="et13" width="120"> 爬行類動物浸制標本 </td> <td class="et33" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本由石龍子科、蜥蜴科中較大型的個體制作,體長不小于</span><span class="font7">100mm</span><span class="font9">;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本沿腹中線切開,體壁翻向兩側,前、后肢自然伸展,肩帶和腰帶的腹面切掉;</span><span class="font7"><br /> 3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">血管內分注紅、藍兩種色劑;</span><span class="font7"><br /> 4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本背面向襯板;</span><span class="font7"><br /> 5</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本應完整顯示動物的消化系、呼吸系、循環系、排泄系、生殖系等;</span><span class="font7"><br /> 6</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本應完整無缺、并保持自然色;</span><span class="font7"><br /> 7</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">整體浸制在密封包裝的標本瓶內,保存液須將標本完全浸沒;標本瓶不得有漏液現象。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="223" width="67"> 43053 </td> <td class="et13" width="120"> 蛙發育順序標本 </td> <td class="et33" width="222"> 1.<span>&nbsp;</span><span class="font9">產品由蛙的下列八個發育期組成:①單細胞期;②尾芽期(已能區分頭尾);③具外鰓的蝌蚪;④具內鰓蝌蚪;⑤具后肢的蝌蚪;⑥具前后肢的蝌蚪;⑦尾縮期的蝌;⑧幼蛙;</span><span class="font7"><br /> 2</span><span class="font9">.①~③期在容器中不定位,④~⑧期以腹面向下定位,再按發育順序自左向右排列;</span><span class="font7"><span>&nbsp;</span><br /> 3</span><span class="font9">.①~②期中的每一個標本應具透明、清晰和膨脹的卵膠膜;</span><span class="font7"><br /> 4</span><span class="font9">.①~③期的標本應各不少于五個;</span><span class="font7"><br /> 5</span><span class="font9">.③期的標本應能目見不少于一對外鰓;</span><span class="font7"><br /> 6</span><span class="font9">.④期的標本一個腹面向下,一個腹面向上,互相平行;</span><span class="font7"><br /> 7</span><span class="font9">.⑤期與⑦期的尾長應有明顯區;</span><span class="font7"><br /> 8</span><span class="font9">.⑦期與⑧期所顯示的色澤和斑紋應基本相似;</span><span class="font7"><br /> 9</span><span class="font9">.各期標本應完整無缺、飽滿、肢體伸展(有肢體期),并保持自然色。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="78" width="67"> 43150 </td> <td class="et13" width="120"> 昆蟲標本 </td> <td class="et36" width="222"> 常見益蟲、害蟲各<span class="font7">(6</span><span class="font9">~</span><span class="font7">7)</span><span class="font9">種;包裝盒由厚度不小于</span><span class="font7">3mm</span><span class="font9">的桐木板加工而成,大小為</span><span class="font7">200mm×150mm×50mm</span><span class="font9">,包括盒底和盒蓋兩部分,盒蓋上部鑲嵌</span><span class="font7">3mm</span><span class="font9">的玻璃用于觀察;標本包括各昆蟲的全部生長階段;留有固定樟腦球位置。<br /> </span> </td> </tr> <tr> <td class="et10" height="78" width="67"> 43151 </td> <td class="et13" width="120"> 桑蠶生活史標本 </td> <td class="et26" width="222"> 包裝盒由厚度不小于<span class="font7">3mm</span><span class="font9">的桐木板加工而成,大小為</span><span class="font7">200mm×150mm×50mm</span><span class="font9">,包括盒底和盒蓋兩部分,盒蓋上部鑲嵌</span><span class="font7">3mm</span><span class="font9">的玻璃用于觀察;標本包括全部生長階段;留有固定樟腦球位置。<br /> </span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 43152 </td> <td class="et13" width="120"> 兔外形標本 </td> <td class="et26" width="222"> 為剝制標本;長度不小于<span class="font7">200mm</span><span class="font9">。</span> </td> </tr> <tr> <td class="et10" height="77" width="67"> 43153 </td> <td class="et13" width="120"> 植物種子傳播方式標本 </td> <td class="et36" width="222"> 動物傳播、彈力傳播、風力傳播、水力傳播;包裝盒由厚度不小于<span class="font7">3mm</span><span class="font9">的桐木板加工而成,大小為</span><span class="font7">200mm×150mm×50mm</span><span class="font9">,包括盒底和盒蓋兩部分,盒蓋上部鑲嵌</span><span class="font7">3mm</span><span class="font9">的玻璃用于觀察;留有固定樟腦球位置。<br /> </span> </td> </tr> <tr> <td class="et10" height="78" width="67"> 49001 </td> <td class="et13" width="120"> 天然材料標本 </td> <td class="et26" width="222"> 木材、棉花、石油、煤、礦石等;包裝盒由厚度不小于<span class="font7">3mm</span><span class="font9">的桐木板加工而成,大小為</span><span class="font7">200mm×150mm×50mm</span><span class="font9">,包括盒底和盒蓋兩部分,盒蓋上部鑲嵌</span><span class="font7">3mm</span><span class="font9">的玻璃用于觀察;留有固定樟腦球位置。<br /> </span> </td> </tr> <tr> <td class="et10" height="78" width="67"> 49002 </td> <td class="et13" width="120"> 人造材料標本 </td> <td class="et26" width="222"> 金屬、塑料、玻璃、陶瓷、紙、布、密度板、水泥等;包裝盒由厚度不小于<span class="font7">3mm</span><span class="font9">的桐木板加工而成,大小為</span><span class="font7">200mm×150mm×50mm</span><span class="font9">,包括盒底和盒蓋兩部分,盒蓋上部鑲嵌</span><span class="font7">3mm</span><span class="font9">的玻璃用于觀察。<br /> </span> </td> </tr> <tr> <td class="et10" height="281" width="67"> 49005 </td> <td class="et13" width="120"> 礦物標本 </td> <td class="et12" width="222"> 1<span class="font9">.小學教學使用的礦物標本,包括礦物四種;<br /> </span><span class="font7">2</span><span class="font9">.各個標本的鑒定特征必須顯著、清晰、易于辯別。硫化物(輝銅礦),塊狀或粒狀集合體,鉛灰至黑色(表面可具翠綠色及天藍色小斑,用小刀可刻出光亮痕跡。 氧化物(石英),石英完整晶體或脈石英皆可。磁鐵礦,八面體晶體或塊狀集合體皆可。含氧鹽(云母),新鮮而具彈性的黑云母;<br /> </span><span class="font7">3</span><span class="font9">.生產廠采到的每一種標本,在投產前都必須按批送到地質等有關部門鑒定,取得樣品鑒定報告;<br /> </span><span class="font7">4</span><span class="font9">.標本經過加工后,一般應成塊狀。標本表面應清潔、無塵土或粘附其它雜質;<br /> </span><span class="font7">5</span><span class="font9">.塊狀標本應選用沒有經過風化的原產礦物,并至少有一個新鮮斷面;<br /> </span><span class="font7">6</span><span class="font9">.塊狀標本的最長軸應大于</span><span class="font7">25mm</span><span class="font9">;<br /> </span><span class="font7">7</span><span class="font9">.每個標本應分別裝入小盒,再合裝于大盒內,小盒的外口尺寸應不小于</span><span class="font7">45mm×30mm×25mm</span><span class="font9">。包裝盒由厚度不小于</span><span class="font7">3mm</span><span class="font9">的桐木板加工而成,大小為</span><span class="font7">200mm×150mm×50mm</span><span class="font9">,包括盒底和盒蓋兩部分,盒蓋上部鑲嵌</span><span class="font7">3mm</span><span class="font9">的玻璃用于觀察。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="313" width="67"> 49006 </td> <td class="et13" width="120"> 巖石標本 </td> <td class="et12" width="222"> 1<span class="font9">.小學教學使用的巖石標本,包括巖石五種;<br /> </span><span class="font7">2</span><span class="font9">.各個標本的鑒定特征必須顯著、清晰、易于辯別,巖漿巖(花崗巖)花斑狀粗粒結構,主要礦物成分肉眼易于辯認。沉積巖(砂</span><span class="font7"><span>&nbsp;</span></span><span class="font9">巖)粗粒或中粒砂巖,種類不限,顏色以黃、綠為宜,頁</span><span class="font7"><span>&nbsp;</span></span><span class="font9">巖</span><span class="font7"><span>&nbsp;</span></span><span class="font9">頁理和層狀結構明顯,顏色不限。石灰巖</span><span class="font7"><span>&nbsp;</span></span><span class="font9">致密塊狀,質地較純,對稀鹽酸反應強烈,顏色以灰、灰白、深灰等為宜。變質巖(大理巖)粗、中、細粒皆可,以淺色為宜;勿采用白云大理巖;<br /> </span><span class="font7">3</span><span class="font9">.生產廠采到的每一種標本,在投產前都必須按批送到地質等有關部門鑒定,取得樣品鑒定報告;<br /> </span><span class="font7">4</span><span class="font9">.標本經過加工后,一般應成塊狀。標本表面應清潔、無塵土或粘附其它雜質;<br /> </span><span class="font7">5</span><span class="font9">.塊狀標本應選用沒有經過風化的原產巖石,并至少有一個新鮮斷面;<br /> </span><span class="font7">6</span><span class="font9">.塊狀標本的最長軸應大于</span><span class="font7">25mm</span><span class="font9">;<br /> </span><span class="font7">7</span><span class="font9">.每個標本應分別裝入小盒,再合裝于大盒內,小盒的外口尺寸應不小于</span><span class="font7">45mm×30mm×25mm</span><span class="font9">。包裝盒由厚度不小于</span><span class="font7">3mm</span><span class="font9">的桐木板加工而成,大小為</span><span class="font7">200mm×150mm×50mm</span><span class="font9">,包括盒底和盒蓋兩部分,盒蓋上部鑲嵌</span><span class="font7">3mm</span><span class="font9">的玻璃用于觀察。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="264" width="67"> 49007 </td> <td class="et20" width="120"> 金屬礦物標本 </td> <td class="et12" width="222"> 1<span class="font9">.銅、鐵、鋁、鎢、錫等;<br /> </span><span class="font7">2</span><span class="font9">.各個標本的鑒定特征必須顯著、清晰、易于辯別。硫化物(輝銅礦),塊狀或粒狀集合體,鉛灰至黑色(表面可具翠綠色及天藍色小斑,用小刀可刻出光亮痕跡。 氧化物(石英),石英完整晶體或脈石英皆可。磁鐵礦,八面體晶體或塊狀集合體皆可。含氧鹽(云母),新鮮而具彈性的黑云母;<br /> </span><span class="font7">3</span><span class="font9">.生產廠采到的每一種標本,在投產前都必須按批送到地質等有關部門鑒定,取得樣品鑒定報告;<br /> </span><span class="font7">4</span><span class="font9">.標本經過加工后,一般應成塊狀。標本表面應清潔、無塵土或粘附其它雜質;<br /> </span><span class="font7">5</span><span class="font9">.塊狀標本應選用沒有經過風化的原產礦物和原產巖石,并至少有一個新鮮斷面;<br /> </span><span class="font7">6</span><span class="font9">.塊狀標本的最長軸應大于</span><span class="font7">25mm</span><span class="font9">;<br /> </span><span class="font7">7</span><span class="font9">.每個標本應分別裝入小盒,再合裝于大盒內,小盒的外口尺寸應不小于</span><span class="font7">45mm×30mm×25mm</span><span class="font9">;<br /> </span><span class="font7">8</span><span class="font9">.粉狀或碎粒狀標本應封裝于小盒、平底管或安瓿中;液體或氣體標本應封裝于安瓿中。</span> </td> </tr> <tr> <td class="et10" height="240" width="67"> 49009 </td> <td class="et13" width="120"> 礦物提煉物標本 </td> <td class="et12" width="222"> 1<span class="font9">.包括原油、汽油、柴油、瀝青、塑料、銅礦石、鐵礦石、鋁礦石、銅合金、鐵合金、鋁合金等;包裝盒由厚度不小于</span><span class="font7">3mm</span><span class="font9">的桐木板加工而成,大小為</span><span class="font7">200mm×150mm×50mm.</span><span class="font9">包括盒底和盒蓋兩部分,盒蓋上部鑲嵌</span><span class="font7">3mm</span><span class="font9">的玻璃用于觀察。</span><span class="font7"><br /> 2</span><span class="font9">.各個標本的鑒定特征必須顯著、清晰、易于辯別;</span><span class="font7"><br /> 3</span><span class="font9">.生產廠采到的每一種標本,在投產前都必須按批送到地質等有關部門鑒定,取得樣品鑒定報告;</span><span class="font7"><br /> 4</span><span class="font9">.標本表面應清潔、無塵土或粘附其它雜質;</span><span class="font7"><br /> 5</span><span class="font9">.金屬塊狀標本應無銹蝕;</span><span class="font7"><br /> 6</span><span class="font9">.塊狀標本的最長軸應大于</span><span class="font7">25mm</span><span class="font9">;</span><span class="font7"><br /> 7</span><span class="font9">.每個標本應分別裝入小盒,再合裝于大盒內,小盒的外口尺寸應不小于</span><span class="font7">45mm×30mm×25mm</span><span class="font9">;</span><span class="font7"><br /> 8</span><span class="font9">.粉狀或碎粒狀標本應封裝于小盒、平底管或安瓿中;液體或氣體標本應封裝于安瓿中。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="19" width="67"> <span>&nbsp;</span> </td> <td class="et11" width="120"> 玻片標本 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="160" width="67"> 43201 </td> <td class="et20" width="120"> 植物根尖縱切 </td> <td class="et33" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本在</span><span class="font7">80×</span><span class="font9">和</span><span class="font7">200×</span><span class="font9">學生顯微鏡下觀察植物幼根的橫斷面結構;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">能看清表皮、皮層、內皮層和中柱等;</span><span class="font7"><br /> 3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">由表皮細胞形成的根毛內具胞核;</span><span class="font7"><br /> 4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">中柱內分出木質部、韌皮部和導管等;</span><span class="font7"><br /> 5</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本取材于人工培養的蠶豆根,取材部位為根毛區;</span><span class="font7"><br /> 6</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">切片厚度在</span><span class="font7">25μm</span><span class="font9">以內;</span><span class="font7"><br /> 7</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">自表皮細胞伸出的完整根毛應不少于兩條,并可見胞核;</span><span class="font7"><br /> 8</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">表皮、薄壁組織、木質部束等處細胞不得傾斜。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="189" width="67"> 43206 </td> <td class="et20" width="120"> 木本雙子葉植物莖橫切 </td> <td class="et33" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本在</span><span class="font7">80×</span><span class="font9">和</span><span class="font7">200×</span><span class="font9">學生顯微鏡下觀察木本植物莖橫斷面的結構;<br /> </span><span class="font7">2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">能看清表皮(有脫落現象,有時可見皮孔)、木栓層、厚角組織、皮層、韌皮部、形成層、本質部、髓部、髓射線等;<br /> </span><span class="font7">3</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">在木質部能看清年輪;<br /> </span><span class="font7">4</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">在皮層、韌皮部和髓部的細胞中有時可見草酸鈣結晶;<br /> </span><span class="font7">5</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本應于秋未取材,選用椴木三年生枝;<br /> </span><span class="font7">6</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">切片厚度在</span><span class="font7">15μm</span><span class="font9">以內;<br /> </span><span class="font7">7</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">標本用蕾紅、固綠染色,木質部和韌皮纖維呈紅色,其他組織呈綠色(髓射線在木質部可呈紅色);<br /> </span><span class="font7">8</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">各部組織無破裂,表皮脫落應不超過</span><span class="font7">1</span><span class="font9">/</span><span class="font7">4</span><span class="font9">。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="60" width="67"> 43250 </td> <td class="et13" width="120"> 草本植物莖橫切 </td> <td class="et26" width="222"> 草本植物的植物體木質部較不發達,莖多汁,較柔軟,通過實驗觀察,掌握木本植物、草本植物及各部分的主要功能,理解年輪形成的道理。<br /> </td> </tr> <tr> <td class="et10" height="125" width="67"> 43251 </td> <td class="et13" width="120"> 洋蔥表皮裝片 </td> <td class="et15" width="222"> 1<span class="font9">.適用于小學科學教學觀察;<br /> </span><span class="font7">2</span><span class="font9">.標本取材為新鮮的洋蔥鱗片葉的表皮,每片取材不小于</span><span class="font7">2mm×2mm</span><span class="font9">,四周剪切整齊;<br /> </span><span class="font7">3</span><span class="font9">.標本應平鋪裝片,不帶表皮下的組織,可輕度染色;<br /> </span><span class="font7">4</span><span class="font9">.標本在</span><span class="font7">80×</span><span class="font9">和</span><span class="font7">200×</span><span class="font9">顯微鏡下可清楚觀察到排列整齊的許多小長方體(小格),同時可觀察到細胞壁、細胞膜、細胞質及數個液泡。<br /> </span> </td> </tr> <tr> <td class="et10" height="124" width="67"> 43252 </td> <td class="et13" width="120"> 葉片橫切 </td> <td class="et15" width="222"> 1<span class="font9">.適用于小學科學教學觀察;<br /> </span><span class="font7">2</span><span class="font9">.標本取材為木樨科迎春花的葉片;<br /> </span><span class="font7">3</span><span class="font9">.切片厚度在</span><span class="font7">20μm</span><span class="font9">以內,每張玻片應放材料不少于二片;標本用番紅、固綠染色,使表皮、葉脈呈紅色,其他綠色;<br /> </span><span class="font7">4</span><span class="font9">.在</span><span class="font7">80×</span><span class="font9">和</span><span class="font7">200×</span><span class="font9">鏡下可清楚觀察葉子的內部結構、排列緊密的葉表,表皮細胞外壁有一層不易透水的角質層;表皮下有保衛細胞組成的氣孔。<br /> </span> </td> </tr> <tr> <td class="et10" height="156" width="67"> 43253 </td> <td class="et13" width="120"> 葉片氣孔裝片 </td> <td class="et15" width="222"> 1<span class="font9">.適用于小學科學分組觀察;<br /> </span><span class="font7">2</span><span class="font9">.標本取材為新鮮的氣孔開放的蠶豆葉;<br /> </span><span class="font7">3</span><span class="font9">.材料整潔,不附帶葉肉等其他組織,保衛細胞不收縮;<br /> </span><span class="font7">4</span><span class="font9">.標本為平鋪裝片,每片材料不小于</span><span class="font7">2mm×2mm</span><span class="font9">,四周剪切整齊;<br /> </span><span class="font7">5</span><span class="font9">.顯示正常開放的氣孔形態和新月形的保衛細胞、細胞核、葉綠體;<br /> </span><span class="font7">6</span><span class="font9">.標本應在</span><span class="font7">80×</span><span class="font9">和</span><span class="font7">200×</span><span class="font9">學生顯微鏡下清楚觀察葉子表皮和氣孔結構。<br /> </span> </td> </tr> <tr> <td class="et10" height="93" width="67"> 43450 </td> <td class="et13" width="120"> 動物表皮細胞裝片 </td> <td class="et15" width="222"> 1<span class="font9">.適用于小學科學教學觀察;<br /> </span><span class="font7">2</span><span class="font9">.標本取材為兩棲動物的表皮,每次取材不小于</span><span class="font7">2mm×2mm</span><span class="font9">,四周剪切整齊,標本應平鋪裝片染色;<br /> </span><span class="font7">3</span><span class="font9">.標本在</span><span class="font7">80×</span><span class="font9">和</span><span class="font7">200×</span><span class="font9">顯微鏡下可觀察到形狀不很規則的呈多角形的細胞膜和著色較深的細胞核。<br /> </span> </td> </tr> <tr> <td class="et10" height="128" width="67"> 43451 </td> <td class="et13" width="120"> 蛙卵細胞切片 </td> <td class="et15" width="222"> 1<span class="font9">.標本選自</span><span class="font7">32~64</span><span class="font9">細胞之間的卵裂期;</span><span class="font7"><br /> 2</span><span class="font9">.作過動物極和植物極的中部縱切,切片厚度在</span><span class="font7">10μm</span><span class="font9">以內,每張玻片放材料</span><span class="font7">1~2</span><span class="font9">片,動物極向上;</span><span class="font7"><br /> 3</span><span class="font9">.標本由于有自然色素,可不染色或單一染色;</span><span class="font7"><br /> 4</span><span class="font9">.卵黃處有輕微破裂時為二級品;</span><span class="font7"><br /> 5</span><span class="font9">.應符合</span><span class="font7">JY67-82</span><span class="font9">《生物玻片標本通用技術條件(試行)》的規定。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="174" width="67"> 43550 </td> <td class="et13" width="120"> 骨細胞切片 </td> <td class="et15" width="222"> 1<span class="font9">.適用于小學教學實驗用;<br /> </span><span class="font7">2</span><span class="font9">.標本在</span><span class="font7">200×</span><span class="font9">和</span><span class="font7">400×</span><span class="font9">顯微鏡下觀察骨細胞的形態結構;<br /> </span><span class="font7">3</span><span class="font9">.骨細胞是多突起的細胞,核為卵圓形,骨細胞位于骨板內或骨板之間,細胞的突起穿越骨板層;<br /> </span><span class="font7">4</span><span class="font9">.能看清骨細胞、骨基質、骨細胞突起及核仁;<br /> </span><span class="font7">5</span><span class="font9">.標本取材大型哺乳動物的股骨;<br /> </span><span class="font7">6</span><span class="font9">.標本用能顯示骨細胞結構但又不退色的方法染色;<br /> </span><span class="font7">7</span><span class="font9">.切片厚度在</span><span class="font7">10μm</span><span class="font9">以內,材料面積不小于</span><span class="font7">4mm×3mm</span><span class="font9">;<br /> </span><span class="font7">8</span><span class="font9">.染色協調,無雜質,無余色,脫蠟干凈;<br /> </span><span class="font7">9</span><span class="font9">.標本無變形、收縮、破裂現象。<br /> </span> </td> </tr> <tr> <td class="et10" height="112" width="67"> 43551 </td> <td class="et13" width="120"> 口腔粘膜細胞裝片 </td> <td class="et15" width="222"> 1<span class="font9">.適用于小學科學教學觀察;</span><span class="font7"><br /> 2</span><span class="font9">.標本取材為人的口腔粘膜;</span><span class="font7"><br /> 3</span><span class="font9">.標本應平鋪裝片,用碘液輕染色;</span><span class="font7"><br /> 4</span><span class="font9">.在低倍顯微鏡下應看到扁平,呈不規則多邊形的上皮細胞;</span><span class="font7"><br /> 5</span><span class="font9">.在高倍顯微鏡下可看到細胞膜著色較淺的細胞質和著色較重的細胞核。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="159" width="67"> 43552 </td> <td class="et13" width="120"> 人血細胞裝片 </td> <td class="et15" width="222"> 1<span class="font9">.標本取材于人的新鮮血液,血細胞變形者,不宜使用;</span><span class="font7"><br /> 2</span><span class="font9">.血膜應涂布均勻、無污物;血細胞不重疊、無變形和自溶現象;用蘇木精、曙紅雙重染色;</span><span class="font7"><br /> 3</span><span class="font9">.染色要均勻,白血細胞的胞核和血小板呈蘭紫色,白血細胞的胞質和紅血細胞呈粉紅色,血漿不著色;</span><span class="font7"><br /> 4</span><span class="font9">.標本具有下列一項時為二級品:</span><span class="font7"><br /> a.</span><span class="font9">血漿著色,但不影響觀察血細胞形態;</span><span class="font7"><br /> b.</span><span class="font9">紅血細胞有變形現象,在</span><span class="font7">400×</span><span class="font9">鏡視野內不超過</span><span class="font7">10%</span><span class="font9">;</span><span class="font7"><br /> c.</span><span class="font9">血膜上有少量污物不影響觀察。<br /> </span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 5 </td> <td class="et14" width="120"> 掛圖、軟件及資料 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="19" width="67"> 59 </td> <td class="et14" width="120"> 小學科學 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="19" width="67"> 590 </td> <td class="et14" width="120"> 教學掛圖<span class="font7">(</span><span class="font8">圖片</span><span class="font7">)</span> </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="285" width="67"> 59001 </td> <td class="et13" width="120"> 中國政區地圖 </td> <td class="et12" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span>1</span><span class="font9">幅,幅面:不少于</span><span class="font7">1170mm×970mm</span><span class="font9">;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">印刷:四色彩色膠印;</span><span class="font7"><br /> 3</span><span class="font9">.地圖上、下兩端裝有圓形塑料條,上端塑料條裝有掛繩;</span><span class="font7"><br /> 4</span><span class="font9">.圖形:教學掛圖應圖像清晰,色澤自然鮮明,位置準確;附彩圖說明書;</span><span class="font7"><br /> 5</span><span class="font9">.圖片印刷套印準確,層次分明,輪廓實,電分制版無浮雕印;網點清晰飽滿,小點不禿,大點光潔不糊,質感好;墨色均勻厚實,色彩鮮有光澤,膚色正、接版準確,色調深淺一致;文字印刷壓力適度,全圖前后輕重一致;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">全圖前后墨色一致,濃淡適度</span><span class="font7"><span>&nbsp;</span></span><span class="font9">符合要求;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">版面端正,正反套印準確;文字、標點清晰,筆鋒挺秀,無缺筆斷劃,標題黑實不花,小字不糊不瞎;無臟污、破損;無野墨;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">成品裁切方正,無明顯刀花,無連接頁、折角、破頭;書面平服,無皺折;</span><span class="font7"><br /> 6</span><span class="font9">.印刷標準:符合</span><span class="font7">GB7705-87</span><span class="font9">《平版裝潢印刷品標準》;</span><span class="font7"><span>&nbsp;</span><br /> 7</span><span class="font9">.適用于《全日制義務教育小學科學課程標準》;</span><span class="font7"><br /> 8</span><span class="font9">.審查:經教育部中小學教材審定委員會審查并通過;</span><span class="font7"><br /> 9</span><span class="font9">.內包裝應標明:編審單位、審查批號、出版單位。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="285" width="67"> 59002 </td> <td class="et13" width="120"> 中國地形地圖 </td> <td class="et12" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span>1</span><span class="font9">幅,幅面:不少于</span><span class="font7">1170mm×970mm</span><span class="font9">;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">印刷:四色彩色膠印;</span><span class="font7"><br /> 3</span><span class="font9">.地圖上、下兩端裝有圓形塑料條,上端塑料條裝有掛繩;</span><span class="font7"><br /> 4</span><span class="font9">.圖形:教學掛圖應圖像清晰,色澤自然鮮明,位置準確;附彩圖說明書;</span><span class="font7"><br /> 5</span><span class="font9">.圖片印刷套印準確,層次分明,輪廓實,電分制版無浮雕印;網點清晰飽滿,小點不禿,大點光潔不糊,質感好;墨色均勻厚實,色彩鮮有光澤,膚色正、接版準確,色調深淺一致;文字印刷壓力適度,全圖前后輕重一致;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">全圖前后墨色一致,濃淡適度</span><span class="font7"><span>&nbsp;</span></span><span class="font9">符合要求;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">版面端正,正反套印準確;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">文字、標點清晰,筆鋒挺秀,無缺筆斷劃,標題黑實不花,小字不糊不瞎;無臟污、破損;無野墨;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">成品裁切方正,無明顯刀花,無連接頁、折角、破頭;書面平服,無皺折;</span><span class="font7"><br /> 6</span><span class="font9">.印刷標準:符合</span><span class="font7">GB7705-87</span><span class="font9">《平版裝潢印刷品標準》;</span><span class="font7"><span>&nbsp;</span><br /> 7</span><span class="font9">.適用于《全日制義務教育小學科學課程標準》;</span><span class="font7"><br /> 8</span><span class="font9">.審查:經教育部中小學教材審定委員會審查并通過;</span><span class="font7"><br /> 9</span><span class="font9">.內包裝應標明:編審單位、審查批號、出版單位。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="317" width="67"> 59003 </td> <td class="et13" width="120"> 小學科學安全操作掛圖 </td> <td class="et12" width="222"> <br /> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span>16</span><span class="font9">幅;</span><span class="font7"><br /> 2</span><span class="font9">.紙張規格:紙張不低于</span><span class="font7">105</span><span class="font9">克銅版紙,覆膜,開本不小于</span><span class="font7">750×520</span><span class="font9">㎜;</span><span class="font7"><br /> 3</span><span class="font9">.印刷:四色彩色膠印;</span><span class="font7"><br /> 4</span><span class="font9">.圖形:教學掛圖應圖像清晰,色澤自然鮮明,位置準確;附彩圖說明書;</span><span class="font7"><br /> 5</span><span class="font9">.圖片印刷套印準確,層次分明,輪廓實,電分制版無浮雕印;網點清晰飽滿,小點不禿,大點光潔不糊,質感好;墨色均勻厚實,色彩鮮有光澤,膚色正、接版準確,色調深淺一致;文字印刷壓力適度,全圖前后輕重一致;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">全圖前后墨色一致,濃淡適度</span><span class="font7"><span>&nbsp;</span></span><span class="font9">符合要求;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">版面端正,正反套印準確;文字、標點清晰,筆鋒挺秀,無缺筆斷劃,標題黑實不花,小字不糊不瞎;無臟污、破損;無野墨;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">成品裁切方正,無明顯刀花,無連接頁、折角、破頭;書面平服,無皺折;</span><span class="font7"><br /> 6</span><span class="font9">.印刷標準:符合</span><span class="font7">GB7705-87</span><span class="font9">《平版裝潢印刷品標準》;</span><span class="font7"><span>&nbsp;</span><br /> 7</span><span class="font9">.適用于《全日制義務教育小學科學課程標準》;</span><span class="font7"><br /> 8</span><span class="font9">.審查:經教育部中小學教材審定委員會審查并通過;</span><span class="font7"><br /> 9</span><span class="font9">.內包裝應標明:編審單位、審查批號、出版單位。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="301" width="67"> 59004 </td> <td class="et13" width="120"> 小學科學生命世界教學掛圖 </td> <td class="et12" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span>29</span><span class="font9">幅</span><span class="font7"><span>&nbsp;</span></span><span class="font9">;</span><span class="font7"><br /> 2</span><span class="font9">.紙張規格:紙張不低于</span><span class="font7">105</span><span class="font9">克銅版紙,覆膜,開本不小于</span><span class="font7">750×520</span><span class="font9">㎜;</span><span class="font7"><br /> 3</span><span class="font9">.印刷:四色彩色膠印;</span><span class="font7"><br /> 4</span><span class="font9">.圖形:教學掛圖應圖像清晰,色澤自然鮮明,位置準確;附彩圖說明書;</span><span class="font7"><br /> 5</span><span class="font9">.圖片印刷套印準確,層次分明,輪廓實,電分制版無浮雕印;網點清晰飽滿,小點不禿,大點光潔不糊,質感好;墨色均勻厚實,色彩鮮有光澤,膚色正、接版準確,色調深淺一致;文字印刷壓力適度,全圖前后輕重一致;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">全圖前后墨色一致,濃淡適度</span><span class="font7"><span>&nbsp;</span></span><span class="font9">符合要求;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">版面端正,正反套印準確;文字、標點清晰,筆鋒挺秀,無缺筆斷劃,標題黑實不花,小字不糊不瞎;無臟污、破損;無野墨;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">成品裁切方正,無明顯刀花,無連接頁、折角、破頭;書面平服,無皺折;</span><span class="font7"><br /> 6</span><span class="font9">.印刷標準:符合</span><span class="font7">GB7705-87</span><span class="font9">《平版裝潢印刷品標準》;</span><span class="font7"><span>&nbsp;</span><br /> 7</span><span class="font9">.適用于《全日制義務教育小學科學課程標準》;</span><span class="font7"><br /> 8</span><span class="font9">.審查:經教育部中小學教材審定委員會審查并通過;</span><span class="font7"><br /> 9</span><span class="font9">.內包裝應標明:編審單位、審查批號、出版單位。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="285" width="67"> 59005 </td> <td class="et13" width="120"> 小學科學物質世界教學掛圖 </td> <td class="et12" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span>22</span><span class="font9">幅;</span><span class="font7"><br /> 2</span><span class="font9">.紙張規格:紙張不低于</span><span class="font7">105</span><span class="font9">克銅版紙,覆膜,開本不小于</span><span class="font7">750×520</span><span class="font9">㎜;</span><span class="font7"><br /> 3</span><span class="font9">.印刷:四色彩色膠印;</span><span class="font7"><br /> 4</span><span class="font9">.圖形:教學掛圖應圖像清晰,色澤自然鮮明,位置準確;附彩圖說明書;</span><span class="font7"><br /> 5</span><span class="font9">.圖片印刷套印準確,層次分明,輪廓實,電分制版無浮雕印;網點清晰飽滿,小點不禿,大點光潔不糊,質感好;墨色均勻厚實,色彩鮮有光澤,膚色正、接版準確,色調深淺一致;文字印刷壓力適度,全圖前后輕重一致;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">全圖前后墨色一致,濃淡適度</span><span class="font7"><span>&nbsp;</span></span><span class="font9">符合要求;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">版面端正,正反套印準確;文字、標點清晰,筆鋒挺秀,無缺筆斷劃,標題黑實不花,小字不糊不瞎;無臟污、破損;無野墨;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">成品裁切方正,無明顯刀花,無連接頁、折角、破頭;書面平服,無皺折;</span><span class="font7"><br /> 6</span><span class="font9">.印刷標準:符合</span><span class="font7">GB7705-87</span><span class="font9">《平版裝潢印刷品標準》;</span><span class="font7"><span>&nbsp;</span><br /> 7</span><span class="font9">.適用于《全日制義務教育小學科學課程標準》;</span><span class="font7"><br /> 8</span><span class="font9">.審查:經教育部中小學教材審定委員會審查并通過;</span><span class="font7"><br /> 9</span><span class="font9">.內包裝應標明:編審單位、審查批號、出版單位;</span> </td> </tr> <tr> <td class="et10" height="301" width="67"> 59006 </td> <td class="et13" width="120"> 小學科學地球與宇宙教學掛圖 </td> <td class="et12" width="222"> <br /> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span>28</span><span class="font9">幅;</span><span class="font7"><br /> 2</span><span class="font9">.紙張規格:紙張不低于</span><span class="font7">105</span><span class="font9">克銅版紙,覆膜,開本不小于</span><span class="font7">750×520</span><span class="font9">㎜;</span><span class="font7"><br /> 3</span><span class="font9">.印刷:四色彩色膠印;</span><span class="font7"><br /> 4</span><span class="font9">.圖形:教學掛圖應圖像清晰,色澤自然鮮明,位置準確;附彩圖說明書;</span><span class="font7"><br /> 5</span><span class="font9">.圖片印刷套印準確,層次分明,輪廓實,電分制版無浮雕印;網點清晰飽滿,小點不禿,大點光潔不糊,質感好;墨色均勻厚實,色彩鮮有光澤,膚色正、接版準確,色調深淺一致;文字印刷壓力適度,全圖前后輕重一致;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">全圖前后墨色一致,濃淡適度</span><span class="font7"><span>&nbsp;</span></span><span class="font9">符合要求;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">版面端正,正反套印準確;文字、標點清晰,筆鋒挺秀,無缺筆斷劃,標題黑實不花,小字不糊不瞎;無臟污、破損;無野墨;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">成品裁切方正,無明顯刀花,無連接頁、折角、破頭;書面平服,無皺折;</span><span class="font7"><br /> 6</span><span class="font9">.印刷標準:符合</span><span class="font7">GB7705-87</span><span class="font9">《平版裝潢印刷品標準》;</span><span class="font7"><span>&nbsp;</span><br /> 7</span><span class="font9">.適用于《全日制義務教育小學科學課程標準》;</span><span class="font7"><br /> 8</span><span class="font9">.審查:經教育部中小學教材審定委員會審查并通過;</span><span class="font7"><br /> 9</span><span class="font9">.內包裝應標明:編審單位、審查批號、出版單位;</span> </td> </tr> <tr> <td class="et10" height="301" width="67"> 59007 </td> <td class="et13" width="120"> 科學史掛圖 </td> <td class="et12" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp;</span>16</span><span class="font9">幅;</span><span class="font7"><br /> 2</span><span class="font9">.紙張規格:紙張不低于</span><span class="font7">105</span><span class="font9">克銅版紙,覆膜,開本不小于</span><span class="font7">750×520</span><span class="font9">㎜;</span><span class="font7"><br /> 3</span><span class="font9">.印刷:四色彩色膠印;</span><span class="font7"><br /> 4</span><span class="font9">.圖形:教學掛圖應圖像清晰,色澤自然鮮明,位置準確;附彩圖說明書;</span><span class="font7"><br /> 5</span><span class="font9">.圖片印刷套印準確,層次分明,輪廓實,電分制版無浮雕印;網點清晰飽滿,小點不禿,大點光潔不糊,質感好;墨色均勻厚實,色彩鮮有光澤,膚色正、接版準確,色調深淺一致;文字印刷壓力適度,全圖前后輕重一致;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">全圖前后墨色一致,濃淡適度</span><span class="font7"><span>&nbsp;</span></span><span class="font9">符合要求;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">版面端正,正反套印準確;文字、標點清晰,筆鋒挺秀,無缺筆斷劃,標題黑實不花,小字不糊不瞎;無臟污、破損;無野墨;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">成品裁切方正,無明顯刀花,無連接頁、折角、破頭;書面平服,無皺折;</span><span class="font7"><br /> 6</span><span class="font9">.印刷標準:符合</span><span class="font7">GB7705-87</span><span class="font9">《平版裝潢印刷品標準》;</span><span class="font7"><span>&nbsp;</span><br /> 7</span><span class="font9">.適用于《全日制義務教育小學科學課程標準》;</span><span class="font7"><br /> 8</span><span class="font9">.審查:經教育部中小學教材審定委員會審查并通過;</span><span class="font7"><br /> 9</span><span class="font9">.內包裝應標明:編審單位、審查批號、出版單位。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="349" width="67"> 59008 </td> <td class="et13" width="120"> 植物分類圖譜 </td> <td class="et12" width="222"> 1<span class="font9">.藻類植物(</span><span class="font7">1-6</span><span class="font9">)</span><span class="font7"><span>&nbsp;</span></span><span class="font9">苔蘚植物(</span><span class="font7">7-11</span><span class="font9">)蕨類植物(</span><span class="font7">12-19</span><span class="font9">)裸子植物(</span><span class="font7">20-28</span><span class="font9">)單子葉植物(</span><span class="font7">29</span><span class="font9">)雙子葉植物(</span><span class="font7">30</span><span class="font9">)被子植物(</span><span class="font7">31-33</span><span class="font9">)植物的細胞(</span><span class="font7">34</span><span class="font9">)根、莖和葉(</span><span class="font7">35-36</span><span class="font9">)花、果實和種子(</span><span class="font7">37-38</span><span class="font9">)樹木(</span><span class="font7">39-42</span><span class="font9">)植物的運動(</span><span class="font7">43-44</span><span class="font9">)生態系統(</span><span class="font7">45-46</span><span class="font9">)世界上最大的花(</span><span class="font7">47</span><span class="font9">)食用蘑菇(</span><span class="font7">48</span><span class="font9">)毒蘑菇(</span><span class="font7">49</span><span class="font9">)</span><span class="font7"><br /> 2</span><span class="font9">.紙張規格:</span><span class="font7">157</span><span class="font9">克銅版紙、覆膜;</span><span class="font7"><br /> 3</span><span class="font9">.印刷:四色彩色膠印;</span><span class="font7"><br /> 4</span><span class="font9">.圖形:教學掛圖應圖像清晰,色澤自然鮮明,位置準確;附彩圖說明書;</span><span class="font7"><br /> 5</span><span class="font9">.圖片印刷套印準確,層次分明,輪廓實,電分制版無浮雕印;網點清晰飽滿,小點不禿,大點光潔不糊,質感好;墨色均勻厚實,色彩鮮有光澤,膚色正、接版準確,色調深淺一致;文字印刷壓力適度,全圖前后輕重一致;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">全圖前后墨色一致,濃淡適度</span><span class="font7"><span>&nbsp;</span></span><span class="font9">符合要求;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">版面端正,正反套印準確;文字、標點清晰,筆鋒挺秀,無缺筆斷劃,標題黑實不花,小字不糊不瞎;無臟污、破損;無野墨;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">成品裁切方正,無明顯刀花,無連接頁、折角、破頭;書面平服,無皺折;</span><span class="font7"><br /> 6</span><span class="font9">.印刷標準:符合</span><span class="font7">GB7705-87</span><span class="font9">《平版裝潢印刷品標準》;</span><span class="font7"><span>&nbsp;</span><br /> 7</span><span class="font9">.適用于《全日制義務教育小學科學課程標準》;</span><span class="font7"><br /> 8</span><span class="font9">.審查:經教育部中小學教材審定委員會審查并通過;</span><span class="font7"><br /> 9</span><span class="font9">.內包裝應標明:編審單位、審查批號、出版單位;</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="333" width="67"> 59009 </td> <td class="et13" width="120"> 動物分類圖譜 </td> <td class="et12" width="222"> 1<span class="font9">.甲克動物(</span><span class="font7">1-5</span><span class="font9">)蛛形動物(</span><span class="font7">6-8</span><span class="font9">)昆蟲(</span><span class="font7">9-13</span><span class="font9">)魚類(</span><span class="font7">14-19</span><span class="font9">)我國的珍稀動物(</span><span class="font7">20-22</span><span class="font9">)哺乳動物(</span><span class="font7">23-24</span><span class="font9">)鳥類(</span><span class="font7">25-29</span><span class="font9">)爬行動物(</span><span class="font7">30-32</span><span class="font9">)兩棲動物(</span><span class="font7">33-36</span><span class="font9">)原生動物(</span><span class="font7">37</span><span class="font9">)腔腸動物(</span><span class="font7">38-41</span><span class="font9">)棘皮動物(</span><span class="font7">42-44</span><span class="font9">)蠕蟲(</span><span class="font7">45-47</span><span class="font9">)軟體動物(</span><span class="font7">48-49</span><span class="font9">)</span><span class="font7"><br /> 2</span><span class="font9">.紙張規格:</span><span class="font7">157</span><span class="font9">克銅版紙、覆膜;</span><span class="font7"><br /> 3</span><span class="font9">.印刷:四色彩色膠印;</span><span class="font7"><br /> 4</span><span class="font9">.圖形:教學掛圖應圖像清晰,色澤自然鮮明,位置準確;附彩圖說明書;</span><span class="font7"><br /> 5</span><span class="font9">.圖片印刷套印準確,層次分明,輪廓實,電分制版無浮雕印;網點清晰飽滿,小點不禿,大點光潔不糊,質感好;墨色均勻厚實,色彩鮮有光澤,膚色正、接版準確,色調深淺一致;文字印刷壓力適度,全圖前后輕重一致;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">全圖前后墨色一致,濃淡適度</span><span class="font7"><span>&nbsp;</span></span><span class="font9">符合要求;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">版面端正,正反套印準確;文字、標點清晰,筆鋒挺秀,無缺筆斷劃,標題黑實不花,小字不糊不瞎;無臟污、破損;無野墨;</span><span class="font7"><span>&nbsp;</span></span><span class="font9">成品裁切方正,無明顯刀花,無連接頁、折角、破頭;書面平服,無皺折;</span><span class="font7"><br /> 6</span><span class="font9">.印刷標準:符合</span><span class="font7">GB7705-87</span><span class="font9">《平版裝潢印刷品標準》;</span><span class="font7"><span>&nbsp;</span><br /> 7</span><span class="font9">.適用于《全日制義務教育小學科學課程標準》;</span><span class="font7"><br /> 8</span><span class="font9">.審查:經教育部中小學教材審定委員會審查并通過;</span><span class="font7"><br /> 9</span><span class="font9">.內包裝應標明:編審單位、審查批號、出版單位。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et45" height="16" width="67"> 6 </td> <td class="et45" width="120"> 玻璃儀器 </td> <td class="et24" width="222"> </td> </tr> <tr> <td class="et45" height="16" width="67"> 60 </td> <td class="et45" width="120"> 計量 </td> <td class="et24" width="222"> </td> </tr> <tr> <td class="et18" height="438" width="67"> 60004 </td> <td class="et18" width="120"> 量筒 </td> <td class="et16" width="222"> 1<span class="font11">.小學實驗用;<br /> </span><span class="font10">2</span><span class="font11">.實驗用計量儀器</span><span class="font10"><span>&nbsp; </span>500mL</span><span class="font11">;量筒全高:</span><span class="font10">360±2mm</span><span class="font11">;最高刻度線至頂:</span><span class="font10">50mm</span><span class="font11">;量筒外徑:</span><span class="font10">54±1mm</span><span class="font11">;底座外徑:</span><span class="font10">100±3mm</span><span class="font11">;壁厚(不薄于):</span><span class="font10">1.7±0.4mm</span><span class="font11">;最小分度:</span><span class="font10">5mL</span><span class="font11">;在</span><span class="font10">21</span><span class="font11">℃時量筒允差:量入式:</span><span class="font10">±2mL</span><span class="font11">;量出式:</span><span class="font10">±4mL</span><span class="font11">;<br /> </span><span class="font10">3</span><span class="font11">.透明鈉鈣玻璃材質;<br /> </span><span class="font10">4</span><span class="font11">.底座和口部邊緣應做熔光處理,口邊應與量筒的軸線垂直;<br /> </span><span class="font10">5</span><span class="font11">.量筒放在平臺上,不應搖晃,空量筒放在</span><span class="font10">15°</span><span class="font11">的斜面上不應跌倒;<br /> </span><span class="font10">6</span><span class="font11">.底座可以采用玻璃制作,也可以使用塑料或其他材料(與身部分離),底部可以是六角形也可以是其他形狀;<br /> </span><span class="font10">7</span><span class="font11">.當從量筒向外傾倒液體時,液體呈一束細流流出,不應外溢,不應沿壁外流;<br /> </span><span class="font10">8</span><span class="font11">.所有分度線應位于與量筒軸線相垂直的平面內;量筒的最低分度線應從標稱容量的</span><span class="font10">10%</span><span class="font11">起向上分度;分度線短線的長度應為量筒身圓周長的</span><span class="font10">10%</span><span class="font11">~</span><span class="font10">20%</span><span class="font11">;中線的長度應為短線長度的</span><span class="font10">1.5</span><span class="font11">倍,并應對稱地超出短線的兩端;長線的長度應不短于短線長度的</span><span class="font10">2</span><span class="font11">倍,并應對稱地超出短線的兩端。如長線為環線,則環線允許有不大于圓周長</span><span class="font10">10%</span><span class="font11">的間隙,并應位于分度表的一側;分度線在量筒上應形成一豎直的分度表,在具嘴量筒上,當分度表面向觀察者時,其嘴應位于左側;分度線、數字和標志應完整、清晰和耐久;<br /> </span><span class="font10">9</span><span class="font11">.量筒的外表面和內表面不應有破皮氣泡和薄皮氣泡、密集小氣泡和積水條紋存在。可有不影響計量讀數和強度的輕微缺陷存在;<br /> </span><span class="font10">10</span><span class="font11">.量筒應有下列幾種耐久性標志:生產廠商標;標準溫度</span><span class="font10">20</span><span class="font11">℃;容量單位</span><span class="font10">mL</span><span class="font11">。<br /> </span> </td> </tr> <tr> <td class="et46" height="425" width="67"> 60012 </td> <td class="et46" width="120"> 量杯 </td> <td class="et47" width="222"> 1<span class="font13">.</span><span class="font14"><span>&nbsp;</span></span><span class="font13">標稱容量:</span><span class="font14">250mL</span><span class="font13">;<br /> </span><span class="font14">2</span><span class="font13">.</span><span class="font14"><span>&nbsp;</span></span><span class="font13">最小分度:</span><span class="font14">25mL</span><span class="font13">;<br /> </span><span class="font14">3</span><span class="font13">.</span><span class="font14"><span>&nbsp;</span></span><span class="font13">最高標線到內底最小距離:</span><span class="font14">110mm</span><span class="font13">;<br /> </span><span class="font14">4</span><span class="font13">.</span><span class="font14"><span>&nbsp;</span></span><span class="font13">量入式允差</span><span class="font14">±3</span><span class="font13">.</span><span class="font14">0mL</span><span class="font13">,量出式允差</span><span class="font14">±3.0mL</span><span class="font13">;<br /> </span><span class="font14">5</span><span class="font13">.</span><span class="font14"><span>&nbsp;</span></span><span class="font13">全高:</span><span class="font14">200mm±10mm</span><span class="font13">;<br /> </span><span class="font14">6</span><span class="font13">.</span><span class="font14"><span>&nbsp;</span></span><span class="font13">壁厚:不小于</span><span class="font14">1.2mm</span><span class="font13">;<br /> </span><span class="font14">7</span><span class="font13">.透明鈉鈣玻璃材質;<br /> </span><span class="font14">8</span><span class="font13">.底座和口部邊緣應做熔光處理,口邊應與量杯的軸線垂直;<br /> </span><span class="font14">9</span><span class="font13">.量杯放在平臺上,不應搖晃,空量杯放在</span><span class="font14">15°</span><span class="font13">的斜面上不應跌倒;<br /> </span><span class="font14">10</span><span class="font13">.底座可以采用玻璃制作;<br /> </span><span class="font14">11</span><span class="font13">.當從量杯向外傾倒液體時,液體呈一束細流流出,不應外溢,不應沿壁外流;<br /> </span><span class="font14">12</span><span class="font13">.所有分度線應位于與盤杯軸線相垂直的平面內;量杯的最低分度線應從標稱容量的</span><span class="font14">10%</span><span class="font13">起向上分度;分度線的短線的長度應為量杯身圓周長的</span><span class="font14">10%</span><span class="font13">~</span><span class="font14">20%</span><span class="font13">;中線的長度應為短線長度的</span><span class="font14">1.5</span><span class="font13">倍,并應對稱地超出短線的兩端;長線的長度應不短于短線長度的</span><span class="font14">2</span><span class="font13">倍,并應對稱地超出短線的兩端。如長線為環線,則環線允許有不大于圓周長</span><span class="font14">10%</span><span class="font13">的間隙,并應位于分度表的一側;分度線在量杯上應形成一豎直的分度表,在具嘴量杯上,當分度表面向觀察者時,其嘴應位于右側;分度線、數字和標志應完整、清晰和耐久;<br /> </span><span class="font14">13</span><span class="font13">.外表面和內表面不應有破皮氣泡和薄皮氣泡、密集小氣泡和積水條紋存在。可有不影響計量讀數和強度的輕微缺陷存在;<br /> </span><span class="font14">14</span><span class="font13">.應有下列幾種耐久性標志:生產廠商標;標準溫度</span><span class="font14">20</span><span class="font13">℃;容量單位</span><span class="font14">mL</span><span class="font13">。<br /> </span> </td> </tr> <tr> <td class="et18" height="268" width="67"> 60061 </td> <td class="et18" width="120"> 甘油注射器 </td> <td class="et16" width="222"> 1<span class="font11">.實驗用玻璃儀器:由注射針管和活塞管組成;注射管長:</span><span class="font10">160±0.5mm</span><span class="font11">;注射針管刻線</span><span class="font10">30mL<span>&nbsp;&nbsp;</span></span><span class="font11">全長</span><span class="font10">135±1.5mm</span><span class="font11">;</span><span class="font10"><span>&nbsp;&nbsp;&nbsp;&nbsp; </span><br /> <span>&nbsp;</span>2</span><span class="font11">.管口外徑:</span><span class="font10">38±1mm</span><span class="font11">;管口內徑:</span><span class="font10">30±0.5mm</span><span class="font11">;管口內下:</span><span class="font10">5mm</span><span class="font11">內徑</span><span class="font10">24±0.2mm</span><span class="font11">;管口外緣邊高:</span><span class="font10">5±0.2mm</span><span class="font11">;管身內徑:</span><span class="font10">24±0.2mm</span><span class="font11">;管身長:</span><span class="font10">123±1.5mm</span><span class="font11">;管下端裝注射針頭接管外徑:大頭</span><span class="font10">4</span><span class="font11">.</span><span class="font10">5±0.1mm</span><span class="font11">;小頭</span><span class="font10">4±0</span><span class="font11">.</span><span class="font10">1mm</span><span class="font11">;接管長:</span><span class="font10">14±1mm</span><span class="font11">;壁厚:</span><span class="font10">2±0.2mm</span><span class="font11">;注射活塞管長:</span><span class="font10">145±1.5mm</span><span class="font11">;管頭外徑:</span><span class="font10">23.9±0.1mm</span><span class="font11">;管手持端長:</span><span class="font10">20±1mm</span><span class="font11">;外徑:</span><span class="font10">20±0.2mm</span><span class="font11">;管尾外徑:</span><span class="font10">28±1mm</span><span class="font11">;管尾邊緣高:</span><span class="font10">4±1mm</span><span class="font11">;管壁厚:</span><span class="font10">2±0.2mm</span><span class="font11">;<br /> </span><span class="font10">3</span><span class="font11">.理化性能:耐酸等級:</span><span class="font10">1</span><span class="font11">級熱穩定性:耐熱溫差不低于</span><span class="font10">200</span><span class="font11">℃煮沸不破裂;<br /> </span><span class="font10">4</span><span class="font11">.應力:在偏光儀下觀察呈紫紅色或部分擴散狀蘭色;<br /> </span><span class="font10">5</span><span class="font11">.色澤:無色透明,允許微帶黃或綠色;注射管和活塞管厚薄均勻允差在</span><span class="font10">0.1mm</span><span class="font11">,特別是兩管之</span><span class="font10"><span>&nbsp;</span></span><span class="font11">間具緊又要能活動;活塞管的磨砂要光滑細密,不得有缺陷;活塞管磨砂精細,與注射管密吻光滑、不漏水、不漏氣、又能活動。<br /> </span> </td> </tr> <tr> <td class="et18" height="160" width="67"> 61002 </td> <td class="et29" width="120"> 試管 </td> <td class="et16" width="222"> 1.高硼硅玻璃材質;厚薄均勻,不得有刺手現象;<span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><br /> 2.規格:試管外徑Φ15 mm;試管高150 mm;壁厚1 mm,急冷溫差>200 ℃。<br /> 3.內應力雙折射的光程差≤180 nm/cm;<br /> 4.試管應無影響其性能的缺陷。截面應為適度的圓形;<br /> 5.試管口部是熔光的平口。管口應平整、光滑,不得有裂口、裂紋存在;<br /> 6.試管的底部應基本為半球形,半球形的最大直徑應不超過外徑的18%,底厚至少為平均壁厚的66.7%,但不得超過166.7%。<br /> <span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span> </td> </tr> <tr> <td class="et18" height="160" width="67"> 61005 </td> <td class="et29" width="120"> 試管 </td> <td class="et30" width="222"> 1.高硼硅玻璃材質;厚薄均勻,不得有刺手現象;<span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><br /> <span>&nbsp;</span>2.規格:試管外徑Φ32 mm;試管高200 mm;壁厚1.5 mm,急冷溫差>200 ℃;<br /> 3.內應力雙折射的光程差≤180 nm/cm;<br /> 4.試管應無影響其性能的缺陷。截面應為適度的圓形;<br /> 5.試管口部是熔光的平口。管口應平整、光滑,不得有裂口、裂紋存在;<br /> 6.試管的底部應基本為半球形,半球形的最大直徑應不超過外徑的18%,底厚至少為平均壁厚的66.7%,但不得超過166.7%。<br /> </td> </tr> <tr> <td class="et18" height="220" width="67"> 61021 </td> <td class="et29" width="120"> 燒杯 </td> <td class="et12" width="222"> 1<span class="font9">.高硼硅玻璃材質;</span><span class="font7"><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><br /> 2</span><span class="font9">.規格:</span><span class="font7">50 mL</span><span class="font9">。尺寸:外徑</span><span class="font7">42</span><span class="font9">.</span><span class="font7">0±1</span><span class="font9">.</span><span class="font7">0 mm</span><span class="font9">,全高</span><span class="font7">60.0±2</span><span class="font9">.</span><span class="font7">0 mm</span><span class="font9">,壁厚≥</span><span class="font7">0.8 mm</span><span class="font9">,急冷溫差不小于</span><span class="font7">200<span>&nbsp;</span></span><span class="font9">℃;<br /> </span><span class="font7"><span>&nbsp;</span>3</span><span class="font9">.滿容量應超過標稱容量的</span><span class="font7">10%</span><span class="font9">,滿容量和標稱容量兩液面間距≥</span><span class="font7">10 mm</span><span class="font9">;<br /> </span><span class="font7">4</span><span class="font9">.燒杯上標志應清晰、耐久,包括標稱容量、刻度線、生產商名稱或商標,應有一塊宜用鉛筆做標記的記號面積;<br /> </span><span class="font7">5</span><span class="font9">.造型規范、薄厚均勻、無明顯偏斜,底部不允許有結石、節瘤存在;<br /> </span><span class="font7">6</span><span class="font9">.應力消除:在偏光儀下呈紫色;<br /> </span><span class="font7">7</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">放在平臺上不應旋轉或搖晃;<br /> </span><span class="font7">8</span><span class="font9">.當向外傾倒液體時,液體呈一束細流流出,不應外溢,不應沿壁外流。<br /> </span> </td> </tr> <tr> <td class="et18" height="221" width="67"> 61022 </td> <td class="et29" width="120"> 燒杯 </td> <td class="et12" width="222"> 1<span class="font9">.高硼硅玻璃材質;</span><span class="font7"><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><br /> 2</span><span class="font9">.規格:</span><span class="font7">100 mL</span><span class="font9">。尺寸:外徑</span><span class="font7">50.0±1</span><span class="font9">.</span><span class="font7">0 mm</span><span class="font9">,全高</span><span class="font7">70.0±2</span><span class="font9">.</span><span class="font7">0 mm</span><span class="font9">,壁厚≥</span><span class="font7">0.9 mm</span><span class="font9">,急冷溫差不小于</span><span class="font7">200<span>&nbsp;</span></span><span class="font9">℃;</span><span class="font7"><span>&nbsp; </span><br /> 3</span><span class="font9">.滿容量應超過標稱容量的</span><span class="font7">10%</span><span class="font9">,滿容量和標稱容量兩液面間距≥</span><span class="font7">10 mm</span><span class="font9">;</span><span class="font7"><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><br /> 4</span><span class="font9">.燒杯上標志應清晰、耐久,包括標稱容量、刻度線、生產商名稱或商標,應有一塊宜用鉛筆做標記的記號面積;</span><span class="font7"><span>&nbsp;</span><br /> 5</span><span class="font9">.造型規范、薄厚均勻、無明顯偏斜,底部不允許有結石、節瘤存在;<br /> </span><span class="font7">6</span><span class="font9">.應力消除:在偏光儀下呈紫色;<br /> </span><span class="font7">7</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">放在平臺上不應旋轉或搖晃;<br /> </span><span class="font7">8</span><span class="font9">.當向外傾倒液體時,液體呈一束細流流出,不應外溢,不應沿壁外流。<br /> </span> </td> </tr> <tr> <td class="et18" height="220" width="67"> 61023 </td> <td class="et29" width="120"> 燒杯 </td> <td class="et12" width="222"> 1<span class="font9">.高硼硅玻璃材質;</span><span class="font7"><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><br /> 2</span><span class="font9">.規格:</span><span class="font7">250 mL</span><span class="font9">。尺寸:外徑</span><span class="font7">70.0±2.0 mm</span><span class="font9">,全高</span><span class="font7">95.0±2.0 mm</span><span class="font9">,壁厚≥</span><span class="font7">1.1 mm</span><span class="font9">,急冷溫差不小于</span><span class="font7">200<span>&nbsp;</span></span><span class="font9">℃;<br /> </span><span class="font7">3</span><span class="font9">.滿容量應超過標稱容量的</span><span class="font7">10%</span><span class="font9">,滿容量和標稱容量兩液面間距≥</span><span class="font7">10 mm</span><span class="font9">;</span><span class="font7"><span>&nbsp; </span><br /> 4</span><span class="font9">.燒杯上標志應清晰、耐久,包括標稱容量、刻度線、生產商名稱或商標,應有一塊宜用鉛筆做標記的記號面積;<br /> </span><span class="font7">5</span><span class="font9">.造型規范、薄厚均勻、無明顯偏斜,底部不允許有結石、節瘤存在;<br /> </span><span class="font7">6</span><span class="font9">.應力消除:在偏光儀下呈紫色;<br /> </span><span class="font7">7</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">放在平臺上不應旋轉或搖晃;<br /> </span><span class="font7">8</span><span class="font9">.當向外傾倒液體時,液體呈一束細流流出,不應外溢,不應沿壁外流。<br /> </span> </td> </tr> <tr> <td class="et18" height="221" width="67"> 61024 </td> <td class="et29" width="120"> 燒杯 </td> <td class="et12" width="222"> 1<span class="font9">.高硼硅玻璃材質;</span><span class="font7"><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><br /> 2</span><span class="font9">.規格:</span><span class="font7">500 mL</span><span class="font9">。尺寸:外徑</span><span class="font7">85.0±2.0 mm</span><span class="font9">,全高</span><span class="font7">120.0±3.0 mm</span><span class="font9">,壁厚≥</span><span class="font7">1.2 mm</span><span class="font9">,急冷溫差不小于</span><span class="font7">200<span>&nbsp;</span></span><span class="font9">℃;<br /> </span><span class="font7">3</span><span class="font9">.滿容量應超過標稱容量的</span><span class="font7">10%</span><span class="font9">,滿容量和標稱容量兩液面間距≥</span><span class="font7">10 mm</span><span class="font9">;</span><span class="font7"><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><br /> 4</span><span class="font9">.燒杯上標志應清晰、耐久,包括標稱容量、刻度線、生產商名稱或商標,應有一塊宜用鉛筆做標記的記號面積;</span><span class="font7"><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><br /> 5</span><span class="font9">.造型規范、薄厚均勻、無明顯偏斜,底部不允許有結石、節瘤存在;<br /> </span><span class="font7">6</span><span class="font9">.應力消除:在偏光儀下呈紫色;<br /> </span><span class="font7">7</span><span class="font9">.</span><span class="font7"><span>&nbsp;</span></span><span class="font9">放在平臺上不應旋轉或搖晃;<br /> </span><span class="font7">8</span><span class="font9">.當向外傾倒液體時,液體呈一束細流流出,不應外溢,不應沿壁外流。<br /> </span> </td> </tr> <tr> <td class="et18" height="317" width="67"> 61037 </td> <td class="et29" width="120"> 燒瓶 </td> <td class="et16" width="222"> 1<span class="font11">.高硼硅玻璃材質;</span><span class="font10"><br /> 2</span><span class="font11">.規格:平底,</span><span class="font10">250 mL</span><span class="font11">;尺寸:瓶身直徑:</span><span class="font10">88±2 mm</span><span class="font11">;瓶底直徑:44±1 mm;瓶頸外徑:25±1 mm;瓶頸長88±3 mm;瓶身厚:不小于1.2 mm;細口球形平底燒瓶底的外徑是壁部最大外徑的50%;細口球形平底燒瓶頸與壁部的過渡半徑等于頸外徑的5%;<br /> 3.底部小于0.5 mm能目測的節瘤,在10 mm×10 mm面積內不得超過2個;底部不允許存在結石,身部在10 mm×10 mm內不得有多于1個小于等于0.3 mm能目測的結石;薄皮氣泡、破氣泡不允許存在,徑長小于0.5 mm能目測的氣泡在10 mm×10 mm面積內不多于3個;<br /> 4.制造燒瓶的玻璃應無色透明,允許帶有玻璃本身的淺黃綠色;<br /> 5.內應力雙折射的光程差數值不應超過180 nm/cm;<br /> 6.細口球形平底燒瓶放在平臺上不應旋轉或搖晃;<br /> 7.燒瓶頸應上下粗細一致,不應有明顯的彎曲,頸與壁部過渡半徑約等于頸的半徑,瓶口可以翻邊或圓口;瓶口邊緣應熔光,瓶口玻滴高小于等于1.5 mm<br /> 8.不允許有嚴重的條紋存在,不允許有明顯的能目測的鐵銹、鐵屑存在。<br /> </span> </td> </tr> <tr> <td class="et18" height="288" width="67"> 61041 </td> <td class="et29" width="120"> 錐形瓶 </td> <td class="et16" width="222"> 1<span class="font11">.高硼硅玻璃材質;</span><span class="font10"><br /> 2</span><span class="font11">.規格:錐形,</span><span class="font10">100 mL</span><span class="font11">。尺寸:瓶底直徑:</span><span class="font10">60±1 mm</span><span class="font11">;瓶全高:</span><span class="font10">103±3 mm</span><span class="font11">;瓶身高</span><span class="font10">79±2 mm</span><span class="font11">;小底徑:</span><span class="font10">42±1 mm</span><span class="font11">;瓶頸內徑:</span><span class="font10">22±1 mm</span><span class="font11">;頸高:</span><span class="font10">24±2 mm</span><span class="font11">;壁厚:不小于</span><span class="font10">1 mm</span><span class="font11">。</span><span class="font10"><br /> 3</span><span class="font11">.底部小于</span><span class="font10">0.5 mm</span><span class="font11">能目測的節瘤,在</span><span class="font10">10 mm×10 mm</span><span class="font11">面積內不得超過</span><span class="font10">2</span><span class="font11">個;底部不允許存在結石,身部在</span><span class="font10">10 mm×10 mm</span><span class="font11">內不得有多于</span><span class="font10">1</span><span class="font11">個小于等于</span><span class="font10">0.3 mm</span><span class="font11">能目測的結石;薄皮氣泡、破氣泡不允許存在,徑長小于</span><span class="font10">0.5 mm</span><span class="font11">能目測的氣泡在</span><span class="font10">10 mm×10 mm</span><span class="font11">面積內不多于</span><span class="font10">3</span><span class="font11">個;</span><span class="font10"><br /> 4</span><span class="font11">.制造燒瓶的玻璃應無色透明,允許帶有玻璃本身的淺黃綠色;</span><span class="font10"><br /> 5</span><span class="font11">.內應力雙折射的光程差數值不應超過</span><span class="font10">180 nm/cm</span><span class="font11">;</span><span class="font10"><br /> 6</span><span class="font11">.放在平臺上不應旋轉或搖晃;</span><span class="font10"><br /> 7</span><span class="font11">.瓶口可以翻邊或圓口;瓶口邊緣應熔光,瓶口玻滴高小于等于</span><span class="font10">1.5 mm<br /> 8</span><span class="font11">.不允許有嚴重的條紋存在,不允許有明顯的能目測的鐵銹、鐵屑存在。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et18" height="174" width="67"> 62001 </td> <td class="et18" width="120"> 酒精燈 </td> <td class="et16" width="222"> 1<span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">透明鈉鈣玻璃材質,由燈座、燈塞、燈蓋、燈芯組成;<br /> </span><span class="font10">2</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">規格:</span><span class="font10">150 mL</span><span class="font11">;尺寸:燈身高</span><span class="font10">80 mm±10 mm</span><span class="font11">;蓋高:</span><span class="font10">60 mm±3 mm</span><span class="font11">;直徑:燈肩</span><span class="font10">82 mm±2 mm</span><span class="font11">;燈底</span><span class="font10">50 mm±5 mm</span><span class="font11">;燈蓋</span><span class="font10">22 mm±2 mm</span><span class="font11">;厚度:約</span><span class="font10">1.5 mm</span><span class="font11">;<br /> </span><span class="font10">3</span><span class="font11">.玻璃儀器,正視應無色;或僅有玻璃本身的微淺黃綠色;<br /> </span><span class="font10">4</span><span class="font11">.玻璃儀器的口部都應經圓口(熔光)、卷邊或磨砂處理;<br /> </span><span class="font10">5</span><span class="font11">.應力:應力儀觀察下呈紫紅色或部分擴散狀蘭色;<br /> </span><span class="font10">6</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">厚薄均勻,玻璃儀器的底部應平整,放在平臺上不應旋轉或搖晃;<br /> </span><span class="font10">7</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">酒精燈塞子塞不緊是正常的,塞緊了是危險的。<br /> </span> </td> </tr> <tr> <td class="et18" height="191" width="67"> 62031 </td> <td class="et18" width="120"> 漏斗 </td> <td class="et16" width="222"> 1<span class="font11">.實驗用玻璃儀器,漏斗口徑:</span><span class="font10">60±2mm</span><span class="font11">;漏斗高:</span><span class="font10">50±1mm</span><span class="font11">;斗柄外徑:</span><span class="font10">7</span><span class="font11">~</span><span class="font10">8mm</span><span class="font11">;斗柄長:</span><span class="font10">60±5mm</span><span class="font11">;漏斗角度:</span><span class="font10">60°</span><span class="font11">;厚度:≈</span><span class="font10">1</span><span class="font11">.</span><span class="font10">5mm</span><span class="font11">;<br /> </span><span class="font10">2</span><span class="font11">.理化性能,耐酸等級:</span><span class="font10">1</span><span class="font11">級;熱穩定性:耐熱溫差不低于</span><span class="font10">80</span><span class="font11">℃;<br /> </span><span class="font10">3</span><span class="font11">.應力:在應力儀下觀察呈紫紅色或擴散狀蘭色;<br /> </span><span class="font10">4.<span>&nbsp;</span></span><span class="font11">口邊光滑平整,不允許存在毛邊,缺口及崩缺,角度正確,口邊不得呈橢圓及不規則多邊形,斗柄應垂直,下口應磨成</span><span class="font10">45°</span><span class="font11">角;<br /> </span><span class="font10">5.<span>&nbsp;</span></span><span class="font11">壁厚均勻,內壁光滑,斗柄接頭處不允許嚴重折皺,斗柄偏離軸線不超過</span><span class="font10">3</span><span class="font11">-</span><span class="font10">5mm</span><span class="font11">。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et18" height="176" width="67"> 62072 </td> <td class="et29" width="120"> Y形管 </td> <td class="et16" width="222"> 1<span class="font11">.小學實驗用;</span><span class="font10"><br /> 2</span><span class="font11">.實驗用玻璃儀器;由燈工玻璃制造;彎管長:</span><span class="font10">50±5mm</span><span class="font11">;支管長:</span><span class="font10">50±5mm</span><span class="font11">;管厚:</span><span class="font10">7</span><span class="font11">~</span><span class="font10">8mm</span><span class="font11">;全高:</span><span class="font10">100±5mm</span><span class="font11">;彎管角度:</span><span class="font10">60°±3°</span><span class="font11">;</span><span class="font10"><span>&nbsp;&nbsp;&nbsp; </span><br /> 3</span><span class="font11">.理化性能:耐水等級:</span><span class="font10">1</span><span class="font11">級耐酸等級:</span><span class="font10">1</span><span class="font11">級</span><span class="font10"><span>&nbsp;&nbsp;</span></span><span class="font11">耐熱等級:</span><span class="font10">2</span><span class="font11">級;</span><span class="font10"><br /> 4</span><span class="font11">.色澤:無色透明略帶微黃色;</span><span class="font10"><br /> 5</span><span class="font11">.應力:呈紫紅色或部分擴散狀蘭色;</span><span class="font10"><span>&nbsp;</span></span><span class="font11">產品厚薄均勻,管口截位齊整,烘燒光平,焊接牢固,兩邊支管對稱;</span><span class="font10"><br /> 6</span><span class="font11">.符合</span><span class="font10">JY00001—2003</span><span class="font11">《教學儀器產品一般質量要求》中的有關規定。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et18" height="175" width="67"> 62073 </td> <td class="et29" width="120"> 滴管 </td> <td class="et16" width="222"> 1<span class="font11">.小學實驗用;<br /> </span><span class="font10">2</span><span class="font11">.實驗用玻璃儀器;</span><span class="font10">150mm<span>&nbsp;&nbsp;&nbsp;</span></span><span class="font11">由燈工玻璃制造,由管身及橡皮頭組成;</span><span class="font10"><span>&nbsp;</span></span><span class="font11">全長:</span><span class="font10">150±5mm</span><span class="font11">;管直徑:</span><span class="font10">8±0.5mm;<span>&nbsp;&nbsp;</span></span><span class="font11">喇叭口直徑:</span><span class="font10">10±0.5mm</span><span class="font11">;滴管小頭直徑:</span><span class="font10">3.5±0</span><span class="font11">.</span><span class="font10">5mm</span><span class="font11">;</span><span class="font10"><span>&nbsp;&nbsp; </span><br /> 3</span><span class="font11">.理化性能:</span><span class="font10"><span>&nbsp;</span></span><span class="font11">耐酸性能:</span><span class="font10">1</span><span class="font11">級</span><span class="font10"><span>&nbsp;&nbsp;</span></span><span class="font11">熱穩定性:耐熱溫差不低於</span><span class="font10">200</span><span class="font11">℃;<br /> </span><span class="font10">4</span><span class="font11">.應力:呈紫紅色或部分擴散狀蘭色;<br /> </span><span class="font10">5</span><span class="font11">.口部切割整齊,烘光,上口喇叭口翻邊圓整,應配橡皮頭;<br /> </span><span class="font10">6</span><span class="font11">.符合</span><span class="font10">JY00001—2003</span><span class="font11">《教學儀器產品一般質量要求》中的有關規定。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et18" height="167" width="67"> 63002 </td> <td class="et18" width="120"> 集氣瓶 </td> <td class="et16" width="222"> 1<span class="font11">.小學實驗用;</span><span class="font10"><br /> 2</span><span class="font11">.規格:</span><span class="font10">125mL</span><span class="font11">;由磨口瓶和玻片組成;<br /> 3.熱穩定性:瓶子在80℃~100℃水中不破裂為準;<br /> 4.應力:在偏光儀下觀察呈紫紅色或部分擴散狀蘭色;<br /> 5.色澤:白色透明,微帶黃或綠色;<br /> 6.磨砂密合性:玻片和瓶磨口配合后旋轉倒立,玻片不掉為準;瓶身光潔圓整,不得有扁癟現象,瓶底平穩,不允許旋轉縮頸和磨光的小缺口;<br /> 7.符合JY00001—2003《教育學儀器產品一般質量要求》中的有關規定。<br /> </span> </td> </tr> <tr> <td class="et18" height="32" width="67"> 64005 </td> <td class="et18" width="120"> 鑷子 </td> <td class="et16" width="222"> 1<span class="font11">.小學實驗用;<br /> </span><span class="font10">2</span><span class="font11">.用不銹鋼制成;規格為</span><span class="font10">125mm</span><span class="font11">。</span> </td> </tr> <tr> <td class="et18" height="112" width="67"> 64006 </td> <td class="et29" width="120"> 試管夾 </td> <td class="et16" width="222"> 1.供中學化學實驗和小學教學實驗用;<br /> 2.本品由木料或竹子制作,由長臂和短臂及彈簧組成;<br /> 3.外形尺寸180×20×11mm;<br /> 4.彈簧由Φ1mm的彈簧鋼絲制成;<br /> 5.長短臂、頭部,各有一半圓孔約為3mm,并貼上墊子;<br /> 6.試管夾最大開度約為22mm。<br /> </td> </tr> <tr> <td class="et18" height="112" width="67"> 64032 </td> <td class="et29" width="120"> 石棉網 </td> <td class="et16" width="222"> 1.供中學化學實驗和小學教學實驗用;<br /> 2.本品用于化學實驗時隔熱;<br /> 3.石棉網外形尺寸為125×125±1mm;<br /> 4.鐵絲網上涂防銹漆,四邊加折不小于5mm;<br /> 5.石棉膏涂復面積不小于Φ80mm涂復厚度應在1±0.2mm;<br /> 6.石棉膏表面平整、牢固、均勻,無劃痕,無粉塵脫落。<br /> </td> </tr> <tr> <td class="et18" height="112" width="67"> 64041 </td> <td class="et29" width="120"> 燃燒匙 </td> <td class="et16" width="222"> 1.供中學化學實驗和小學教學實驗用;<br /> 2.銅勺:材料采用厚度為0.5mm的H62銅板;<br /> 3.手柄:材料為直徑Φ2mm,長度約為Φ300mm鍍鋅鐵絲或電焊條芯;<br /> 4.銅勺與手柄用氧焊連接;<br /> 5.銅勺成形外圓直徑為20mm,窩孔深度不小于3.5mm。<br /> </td> </tr> <tr> <td class="et18" height="143" width="67"> 64042 </td> <td class="et29" width="120"> 藥匙 </td> <td class="et16" width="222"> 1<span class="font11">.供中學化學實驗和小學教學實驗用;<br /> </span><span class="font10">2</span><span class="font11">.本產品每組由大、中、小三把藥匙組成,藥匙的兩端各有一個藥勺;<br /> </span><span class="font10">3</span><span class="font11">.藥匙材質:塑料;<br /> </span><span class="font10">4</span><span class="font11">.每組藥匙規格應符合下面規格:大號藥匙</span><span class="font10"><span>&nbsp;</span></span><span class="font11">:全長</span><span class="font10">147mm<span>&nbsp;</span></span><span class="font11">,大勺長</span><span class="font10">48mm</span><span class="font11">,寬</span><span class="font10">19mm</span><span class="font11">,深</span><span class="font10">10mm</span><span class="font11">,中號藥匙</span><span class="font10"><span>&nbsp;</span></span><span class="font11">:全長</span><span class="font10">141mm</span><span class="font11">大勺長</span><span class="font10">45mm</span><span class="font11">,寬</span><span class="font10">18mm</span><span class="font11">,深</span><span class="font10"><span>&nbsp;</span>9mm</span><span class="font11">,小號藥匙</span><span class="font10"><span>&nbsp;</span></span><span class="font11">全長</span><span class="font10">125mm</span><span class="font11">,</span><span class="font10"><span>&nbsp;</span></span><span class="font11">大勺長</span><span class="font10">40mm</span><span class="font11">,寬</span><span class="font10">17mm</span><span class="font11">,深</span><span class="font10"><span>&nbsp;</span>5mm</span><span class="font11">。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et18" height="16" width="67"> 64051 </td> <td class="et29" width="120"> 玻璃管 </td> <td class="et16" width="222"> Φ5mm~Φ6mm </td> </tr> <tr> <td class="et18" height="160" width="67"> 64054 </td> <td class="et29" width="120"> 玻璃棒 </td> <td class="et16" width="222"> 1.小學實驗用;<br /> 2.實驗用玻璃儀器; 玻璃棒組成; 玻璃棒長:500或1000mm; 玻璃棒外徑Φ5~7±1mm;<br /> 3.理化性能<span>&nbsp;&nbsp;&nbsp; </span>耐水等級:1級<span>&nbsp;&nbsp;&nbsp; </span>耐酸等級:1級<span>&nbsp;&nbsp;&nbsp; </span>耐堿等級:2級<br /> 4.應力:在偏光儀中呈蘭色;<br /> 5.玻璃棒要圓、直徑均勻、不能粗細不勻、無氣泡,頭部應做熔光處理;<br /> 6.符合JY00001—2003《教學儀器產品一般質量要求》中的有關規定。<br /> </td> </tr> <tr> <td class="et18" height="80" width="67"> 64062 </td> <td class="et18" width="120"> 橡膠管 </td> <td class="et12" width="222"> 1.<span class="font9">產品用優質天然橡膠制造;<br /> </span><span class="font7">2.<span>&nbsp;</span></span><span class="font9">產品內徑為</span><span class="font7">7~8<span>&nbsp; </span>mm</span><span class="font9">,壁厚</span><span class="font7">1<span>&nbsp; </span>mm</span><span class="font9">;<br /> </span><span class="font7">3.<span>&nbsp;</span></span><span class="font9">產品每整根之重量應不少于</span><span class="font7">1<span>&nbsp;</span></span><span class="font9">㎏;<br /> </span><span class="font7">4.</span><span class="font9">產品應符合國標</span><span class="font7">GB1189-81</span><span class="font9">《膠管外觀質量》的規定。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et18" height="60" width="67"> 64065 </td> <td class="et29" width="120"> 橡膠塞 </td> <td class="et36" width="222"> 1.產品用天然橡膠制造,白色;<br /> 2.每包軟膠塞由0~12號的膠塞組成,要求搭配合理;<br /> 3.產品每包重量應不少于1㎏。<br /> </td> </tr> <tr> <td class="et18" height="96" width="67"> 64071 </td> <td class="et29" width="120"> 試管刷 </td> <td class="et16" width="222"> 1.供中學化學實驗和小學教學實驗用;<span>&nbsp;&nbsp; </span><br /> <span>&nbsp;</span>2.本品由鐵絲及豬鬃兩部分組成;<span>&nbsp;&nbsp;&nbsp; </span><br /> 3.豬鬃均勻夾在鐵絲上,要求牢固、整齊;<span>&nbsp;&nbsp;&nbsp; </span><br /> 4.毛刷長約Φ7×70~Φ40×150mm;<span>&nbsp;&nbsp; </span><br /> <span>&nbsp;</span>5.毛刷柄長10~150mm。<br /> </td> </tr> <tr> <td class="et18" height="96" width="67"> 64072 </td> <td class="et29" width="120"> 燒瓶刷 </td> <td class="et16" width="222"> 1.供中學化學實驗和小學教學實驗用;<br /> 2.本品由豬鬃及鐵絲兩部分組成,豬鬃被鐵絲牢牢的夾緊在上面;<br /> 3.規格:毛刷小頭Φ12×18mm,大頭Φ34×50mm;小頭Φ31×50mm,大頭Φ60×90mm。<br /> </td> </tr> <tr> <td class="et18" height="192" width="67"> 64085 </td> <td class="et29" width="120"> 培養皿 </td> <td class="et16" width="222"> 1<span class="font11">.小學實驗用;</span><span class="font10"><br /> 2</span><span class="font11">.實驗用玻璃儀器,</span><span class="font10">100mm</span><span class="font11">,由器蓋、器底組成;底外徑:</span><span class="font10">100±5mm</span><span class="font11">;</span><span class="font10"><span>&nbsp;</span></span><span class="font11">蓋外徑:</span><span class="font10">110±0.5mm</span><span class="font11">;底高:</span><span class="font10">22±1mm</span><span class="font11">;蓋高:</span><span class="font10">20±2mm</span><span class="font11">;底蓋厚:</span><span class="font10">1</span><span class="font11">.</span><span class="font10">5</span><span class="font11">~</span><span class="font10">2mm</span><span class="font11">;底蓋單重:</span><span class="font10">0.30</span><span class="font11">~</span><span class="font10">0.35kg;<br /> 3</span><span class="font11">.色澤:無色透明、允許略帶微黃色;</span><span class="font10"><br /> 4</span><span class="font11">.理化性能:</span><span class="font10"><span>&nbsp;&nbsp;&nbsp;</span></span><span class="font11">耐水等級:</span><span class="font10">1</span><span class="font11">級</span><span class="font10"><span>&nbsp;&nbsp;&nbsp;&nbsp;</span></span><span class="font11">耐熱等級:</span><span class="font10">2</span><span class="font11">級</span><span class="font10"><span>&nbsp;&nbsp;&nbsp;&nbsp;</span></span><span class="font11">耐堿等級:</span><span class="font10">1</span><span class="font11">級</span><span class="font10"><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></span><span class="font11">耐酸等級:</span><span class="font10">1</span><span class="font11">級</span><span class="font10"><br /> 5</span><span class="font11">.應力:呈紫紅色或部分擴散狀蘭色;</span><span class="font10"><br /> 6</span><span class="font11">.產品厚薄均勻,底部平整,口部平磨細密光滑,口應磨平;</span><span class="font10"><br /> 7</span><span class="font11">.符合</span><span class="font10">JY00001—2003</span><span class="font11">《教學儀器產品一般質量要求》中的有關規定。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et18" height="320" width="67"> 64088 </td> <td class="et29" width="120"> 蒸發皿 </td> <td class="et16" width="222"> 1<span class="font11">.實驗用加熱儀器直徑</span><span class="font10"><span>&nbsp;</span>60mm</span><span class="font11">,陶瓷制造,附鐵圈;</span><span class="font10"><span>&nbsp;</span></span><span class="font11">蒸發皿高:</span><span class="font10">27mm</span><span class="font11">;壁厚:</span><span class="font10">2</span><span class="font11">~</span><span class="font10">2.5mm</span><span class="font11">;</span><span class="font10"><span>&nbsp;</span></span><span class="font11">蒸發皿容積</span><span class="font10">35mL</span><span class="font11">;蒸發皿尺寸的偏差為:基本尺寸小于或等于</span><span class="font10">15mm</span><span class="font11">時,極限偏差為</span><span class="font10">±l</span><span class="font11">;基本尺寸大于</span><span class="font10">15mm</span><span class="font11">且小于</span><span class="font10">100mm</span><span class="font11">時,極限偏差按基本尺寸的</span><span class="font10">±3.5%</span><span class="font11">計算;基本尺寸大干或等于</span><span class="font10">100mm</span><span class="font11">時,極限偏差按基本尺寸的</span><span class="font10">±3%</span><span class="font11">計算;<br /> </span><span class="font10">2</span><span class="font11">.口圓整、光滑,不得有缺口,厚薄均勻,底部平整,不凸凹,放置平面不搖晃,器身不扁癟;<br /> </span><span class="font10">3</span><span class="font11">.蒸發皿的形狀應規整,不得有裂紋和妨礙使用的熔洞、斑點、缺釉等缺陷;</span><span class="font10"><span>&nbsp;</span><br /> 4</span><span class="font11">.吸水率:不大于</span><span class="font10">0.3 %</span><span class="font11">;<br /> </span><span class="font10">5</span><span class="font11">.釉的耐酸性:帶釉蒸發皿內表面釉的損失量不大干</span><span class="font10">0.01mg/cm</span><span class="font15">2</span><span class="font11">;</span><span class="font10"><span>&nbsp;</span><br /> 6</span><span class="font11">.釉的高溫粘結性:將帶釉蒸發皿加熱至</span><span class="font10">900</span><span class="font11">℃時,不出現釉粘結現象;</span><span class="font10"><span>&nbsp;</span><br /> 7</span><span class="font11">.熱穩定性:產品在高于室溫</span><span class="font10">230</span><span class="font11">℃至室溫的水中熱交換一次,不出現裂痕或色斑;<br /> </span><span class="font10">8</span><span class="font11">.按使用溫度可分為:帶釉蒸發皿和無釉蒸發皿。帶釉蒸發皿使用溫度不高于</span><span class="font10">1000</span><span class="font11">℃,無釉蒸發皿使用溫度不高于</span><span class="font10">1250</span><span class="font11">℃</span><span class="font10"><span>&nbsp;</span></span><span class="font11">。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et18" height="144" width="67"> 64097 </td> <td class="et18" width="120"> 塑料量杯 </td> <td class="et16" width="222"> 1<span class="font11">.小學科學實驗用;</span><span class="font10"><br /> 2</span><span class="font11">.規格:</span><span class="font10">500mL</span><span class="font11">;</span><span class="font10"><br /> 3</span><span class="font11">.采用高強度聚丙烯</span><span class="font10">PPR-4912</span><span class="font11">料;</span><span class="font10"><br /> 4</span><span class="font11">.杯體采用雙面刻度線,每格分度為</span><span class="font10">50mL</span><span class="font11">;</span><span class="font10"><br /> 5</span><span class="font11">.帶手柄,微廣口設計帶導液嘴,上口直徑</span><span class="font10">96mm</span><span class="font11">,下口直徑</span><span class="font10">84mm</span><span class="font11">,高</span><span class="font10">105mm</span><span class="font11">;</span><span class="font10"><br /> 6</span><span class="font11">.符合</span><span class="font10">JY00001—2003</span><span class="font11">《教學儀器產品一般質量要求》中的有關規定。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et18" height="16" width="67"> </td> <td class="et18" width="120"> </td> <td class="et16" width="222"> </td> </tr> <tr> <td class="et45" height="16" width="67"> 7 </td> <td class="et45" width="120"> 藥品 </td> <td class="et38" width="222"> 工業 </td> </tr> <tr> <td class="et18" height="16" width="67"> 70088 </td> <td class="et29" width="120"> 硫酸鋁鉀(明礬) </td> <td class="et16" width="222"> </td> </tr> <tr> <td class="et18" height="16" width="67"> 72025 </td> <td class="et29" width="120"> 酒精 </td> <td class="et38" width="222"> 工業 </td> </tr> <tr> <td class="et18" height="16" width="67"> 72061 </td> <td class="et29" width="120"> pH廣范圍試紙 </td> <td class="et16" width="222"> 1<span class="font11">~</span><span class="font10">14</span> </td> </tr> <tr> <td class="et18" height="16" width="67"> 75003 </td> <td class="et29" width="120"> 高錳酸鉀 </td> <td class="et16" width="222"> </td> </tr> <tr> <td class="et18" height="16" width="67"> 77011 </td> <td class="et29" width="120"> 鹽酸 </td> <td class="et38" width="222"> 試劑 </td> </tr> <tr> <td class="et10" height="19" width="67"> 8 </td> <td class="et14" width="120"> 其它實驗材料和工具 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="19" width="67"> 80 </td> <td class="et14" width="120"> 實驗材料 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="19" width="67"> 80302 </td> <td class="et13" width="120"> 載玻片 </td> <td class="et26" width="222"> 邊緣進行打磨處理邊緣光滑、無尖角。 </td> </tr> <tr> <td class="et10" height="19" width="67"> 80303 </td> <td class="et13" width="120"> 蓋玻片 </td> <td class="et26" width="222"> </td> </tr> <tr> <td class="et10" height="19" width="67"> 81 </td> <td class="et14" width="120"> 工具 </td> <td class="et15" width="222"> </td> </tr> <tr> <td class="et10" height="176" width="67"> 81001 </td> <td class="et13" width="120"> 測電筆 </td> <td class="et16" width="222"> 1<span class="font11">.全長不小于</span><span class="font10">145mm</span><span class="font11">,由測電頭、絕緣手柄組成,測量范圍:交流</span><span class="font10">12V-220V<span>&nbsp;</span></span><span class="font11">;</span><span class="font10"><br /> 2</span><span class="font11">.刀桿材料選用優質</span><span class="font10">CR-V</span><span class="font11">鋼,</span><span class="font10"><span>&nbsp;</span></span><span class="font11">全硬熱處理,</span><span class="font10"><span>&nbsp;</span></span><span class="font11">達到</span><span class="font10">CE</span><span class="font11">標準;</span><span class="font10"><br /> 2</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">采用數字顯示;光示感應,數字顯示準確、清晰;光亮顯示明顯;</span><span class="font10"><br /> 3</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">手柄絕緣性能良好;</span><span class="font10"><br /> 4</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">通過</span><span class="font10">ISO 2002</span><span class="font11">國際標準體系質量認證,通過國家</span><span class="font10">"CCC"</span><span class="font11">認證;</span><span class="font10"><br /> 5</span><span class="font11">.</span><span class="font10"><span>&nbsp;</span></span><span class="font11">安全、結構、外觀應符合</span><span class="font10">JY0001</span><span class="font11">第</span><span class="font10">5</span><span class="font11">、</span><span class="font10">6</span><span class="font11">、</span><span class="font10">7</span><span class="font11">的有關要求執行。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="128" width="67"> 81002 </td> <td class="et13" width="120"> 十字螺絲刀 </td> <td class="et16" width="222"> 1<span class="font11">.規格</span><span class="font10">1 mm×5 mm×150 mm</span><span class="font11">,頭部尺寸:寬</span><span class="font10">5 mm</span><span class="font11">,厚</span><span class="font10">1 mm</span><span class="font11">;工作長度:</span><span class="font10">150 mm</span><span class="font11">;</span><span class="font10"><br /> 2</span><span class="font11">.旋桿采用</span><span class="font10">45#</span><span class="font11">鋼,工作部位硬度不低于</span><span class="font10">HRC48</span><span class="font11">;手柄采用絕緣材質,外形根據人體工程學設計,手感舒適;</span><span class="font10"><br /> 3</span><span class="font11">.旋桿應經鍍鉻防銹處理;</span><span class="font10"><br /> 4</span><span class="font11">.旋柄為硬質塑料制成,表面光潔、無毛刺,無縮跡;與旋桿接合牢固,并有產品標記及標準編號。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="128" width="67"> 81002 </td> <td class="et13" width="120"> 一字螺絲刀 </td> <td class="et16" width="222"> 1<span class="font11">.頭部尺寸:</span><span class="font10">#2</span><span class="font11">;工作長度:</span><span class="font10">150 mm</span><span class="font11">;</span><span class="font10"><br /> 2</span><span class="font11">.旋桿材料采用</span><span class="font10">45#</span><span class="font11">鋼,工作部長度內硬度</span><span class="font10">HRC48</span><span class="font11">~</span><span class="font10">54;手柄采用絕緣材質,外形根據人體工程學設計,手感舒適;<br /> 3.旋桿應經鍍鉻防銹處理;<br /> 4.旋柄為硬質塑料制成,表面光潔無毛刺,無縮跡,與旋桿接合牢固,并有產品標記和標準編號;<br /> 5.其它技術要求按 GB10635的規定執行。<br /> </span> </td> </tr> <tr> <td class="et10" height="64" width="67"> 81004 </td> <td class="et13" width="120"> 尖嘴鉗 </td> <td class="et12" width="222"> 1<span class="font9">.</span><span class="font7"><span>&nbsp; </span>6</span><span class="font9">吋,</span><span class="font7">150mm</span><span class="font9">,采用</span><span class="font7">45</span><span class="font9">號高碳鋼精工鑄造,整體精拋光、熱處理,鉗口高頻淬火,硬度</span><span class="font7">45-48HRC</span><span class="font9">,</span><span class="font7">PVC</span><span class="font9">全新料環保手柄;</span><span class="font7"><br /> 2</span><span class="font9">.</span><span class="font7"><span>&nbsp;&nbsp;</span></span><span class="font9">應提供注冊商標的品牌產品。</span><span class="font7"><br /> </span> </td> </tr> <tr> <td class="et10" height="256" width="67"> 81012 </td> <td class="et13" width="120"> 鋼手鋸 </td> <td class="et16" width="222"> 1<span class="font11">.規格:鋸架</span><span class="font10">300mm</span><span class="font11">,鋸條</span><span class="font10">300mm</span><span class="font11">,由鋼鋸架、鋼鋸條組成;</span><span class="font10"><br /> 2</span><span class="font11">.產品材料采用鋼板制,調節式,最小鋸切深度不小于</span><span class="font10">64mm</span><span class="font11">;</span><span class="font10"><span>&nbsp;</span><br /> 3</span><span class="font11">.前、后固定銷與相應孔的配合間隙不得大于</span><span class="font10">0.3mm</span><span class="font11">;</span><span class="font10"><br /> 4</span><span class="font11">.安裝鋸條后,鋸條中心平面與鋸架中心平面的平行度不得大于</span><span class="font10">2mm</span><span class="font11">;</span><span class="font10"><br /> 5</span><span class="font11">.鋸架在達到</span><span class="font10">900N</span><span class="font11">拉力歷經</span><span class="font10">1min</span><span class="font11">后,不應有永久變形,拉釘不得松動脫落;</span><span class="font10"><span>&nbsp;</span><br /> 6</span><span class="font11">.鋼板制鋸架在達到</span><span class="font10">900N</span><span class="font11">張力時,側彎不得超過</span><span class="font10">1</span><span class="font11">.</span><span class="font10">8mm</span><span class="font11">;</span><span class="font10"><br /> 7</span><span class="font11">.手柄握捏部位應光滑舒適;采用鋼材、塑料、木料及合金等材料;</span><span class="font10"><br /> 8</span><span class="font11">.鋸架表面不應有裂紋,銹漬、毛刺、剝落等缺陷,表面處理色澤一致;</span><span class="font10"><br /> 9</span><span class="font11">.鋸條硬度應符合</span><span class="font10">SG 10-80</span><span class="font11">中第</span><span class="font10">6</span><span class="font11">條表</span><span class="font10">3</span><span class="font11">中的有關要求;</span><span class="font10"><br /> 10</span><span class="font11">.鋸條的技術要求應符合</span><span class="font10">SG10</span><span class="font11">的第</span><span class="font10">2</span><span class="font11">章的有關要求;</span><span class="font10"><br /> 11</span><span class="font11">.其它技術要求應符合</span><span class="font10">GB5804-86</span><span class="font11">的有關要求。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 81008 </td> <td class="et13" width="120"> 木工鋸 </td> <td class="et12" width="222"> QB/T 2094<span class="font9">.</span><span class="font7">1</span><span class="font9">標準,長度不小于</span><span class="font7">600mm<span>&nbsp;</span></span><span class="font9">。</span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 81014 </td> <td class="et13" width="120"> 鋼絲鉗 </td> <td class="et12" width="222"> 6<span class="font9">.</span><span class="font7">5</span><span class="font9">寸,總長度</span><span class="font7">165mm</span><span class="font9">,</span><span class="font7">QB/T 2442</span><span class="font9">.</span><span class="font7">1</span><span class="font9">標準。</span> </td> </tr> <tr> <td class="et10" height="160" width="67"> 81015 </td> <td class="et13" width="120"> 手錘 </td> <td class="et16" width="222"> 1<span class="font11">.供學生敲擊物體的手動工具;</span><span class="font10"><br /> 2</span><span class="font11">.規格:錘體重</span><span class="font10">0.44kg</span><span class="font11">,</span><span class="font10"><br /> 3</span><span class="font11">.材質:</span><span class="font10">45</span><span class="font11">~</span><span class="font10">55</span><span class="font11">優質碳素結構鋼;</span><span class="font10"><br /> 4</span><span class="font11">.硬度:大頭</span><span class="font10">HRC≥48</span><span class="font11">~</span><span class="font10">55</span><span class="font11">,小頭</span><span class="font10">HRC≥40</span><span class="font11">;</span><span class="font10"><br /> 5</span><span class="font11">.錘體孔眼端正,輪廓清晰、表面不應有裂紋、折疊、缺口、凹凸不平、生銹等缺陷;</span><span class="font10"><br /> 6</span><span class="font11">.木柄采用材質堅韌的木材制作,并應平直圓滑,無裂紋、霉變、蟲蛀,表面涂清漆;</span><span class="font10"><br /> 7</span><span class="font11">.榔頭裝柄后不得松動搖頭。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 81027 </td> <td class="et13" width="120"> 手電鉆 </td> <td class="et15" width="222"> Φ1mm~Φ13mm。 </td> </tr> <tr> <td class="et10" height="33" width="67"> 81024 </td> <td class="et13" width="120"> 電烙鐵 </td> <td class="et15" width="222"> 60W<span class="font9">,</span><span class="font7">20W</span><span class="font9">;導線用不小于</span><span class="font7">1mm</span><span class="font16">2</span><span class="font9">的多股銅線,外部用耐熱硅橡膠做絕緣;插頭不變形。</span> </td> </tr> <tr> <td class="et10" height="80" width="67"> 81020 </td> <td class="et13" width="120"> 活扳手 </td> <td class="et16" width="222"> 1<span class="font11">.型號規格:</span><span class="font10">200mm</span><span class="font11">;</span><span class="font10"><span>&nbsp;</span></span><span class="font11"><br /> </span><span class="font10">2</span><span class="font11">.材質:優質碳素結構鋼</span><span class="font10">3</span><span class="font11">號,硬度:</span><span class="font10">HRC</span><span class="font11">≥</span><span class="font10">45<span>&nbsp;</span></span><span class="font11">;<br /> </span><span class="font10">3</span><span class="font11">.活板手的尺寸應符合</span><span class="font10"><span>&nbsp;</span>GB 4440</span><span class="font11">表</span><span class="font10">1</span><span class="font11">的有關要求;<br /> </span><span class="font10">4</span><span class="font11">.技術條件按</span><span class="font10"><span>&nbsp;</span>GB4440</span><span class="font11">第</span><span class="font10">4</span><span class="font11">章的有關要求。</span><span class="font10"><br /> </span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 81032 </td> <td class="et13" width="120"> 剪刀 </td> <td class="et36" width="222"> 不銹鋼;長度不小于<span class="font7">130mm</span><span class="font9">;</span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 81109 </td> <td class="et13" width="120"> 花盆 </td> <td class="et36" width="222"> 陶瓷材料,長<span class="font7">×</span><span class="font9">寬</span><span class="font7">×</span><span class="font9">高不小于</span><span class="font7">300mm×200mm×180mm</span><span class="font9">。</span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 81201 </td> <td class="et13" width="120"> 小刀 </td> <td class="et36" width="222"> 全不銹鋼材料;小刀展開后總長度不大于<span class="font7">120mm</span><span class="font9">。</span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 81202 </td> <td class="et13" width="120"> 塑料桶 </td> <td class="et36" width="222"> 高不小于<span class="font7">200mm</span><span class="font9">,直徑不小于</span><span class="font7">18mm</span><span class="font9">。</span> </td> </tr> <tr> <td class="et10" height="32" width="67"> 81203 </td> <td class="et18" width="120"> 手搖鈴 </td> <td class="et12" width="222"> 1<span class="font9">.材質:木柄</span><span class="font7">+</span><span class="font9">銅鈴</span><span class="font7"><span>&nbsp;</span></span><span class="font9">;</span><span class="font7"><br /> 2</span><span class="font9">.規格:總長約</span><span class="font7">12cm<span>&nbsp;</span></span><span class="font9">重約</span><span class="font7">50g</span><span class="font9">。</span> </td> </tr> <tr> <td class="et10" height="30" width="67"> 81204 </td> <td class="et13" width="120"> 手持篩子 </td> <td class="et36" width="222"> 不銹鋼圈及絲網,直徑不小于14cm,手柄長度不小于15cm,,產品符合JY0001《教學儀器產品一般質量要求》。 </td> </tr> <tr> <td class="et10" height="19" width="67"> 81205 </td> <td class="et13" width="120"> 噴水壺 </td> <td class="et36" width="222"> 高度不低于<span class="font7">220mm</span><span class="font9">。</span> </td> </tr> <tr> <td class="et10" height="19" width="67"> 81206 </td> <td class="et13" width="120"> 吹風機 </td> <td class="et36" width="222"> 出風口為金屬件,功率不小于20W。 </td> </tr> <tr> <td class="et10" height="224" width="67"> 81207 </td> <td class="et20" width="120"> 采集捕撈工具 </td> <td class="et12" width="222"> 1.產品由標本夾、捕蟲網、水網、帶蓋塑料桶、小鐵鏟、枝剪等組成;<br /> 2.標本夾用塑料制作,尺寸不小于250mm×200mm,兩塊為一套,帶捆扎帶兩根;3.捕蟲網:網兜用尼龍網眼紗制作,網圈用不小于Φ3mm鍍鋅鐵絲卷制,直徑Φ250mm,網深不小于300mm;<br /> 4.水網:用密織紗布,網圈用Φ4mm鍍鋅鐵絲卷制,直徑Φ250mm,網袋為圓臺形,中心高200mm,網柄為ABS工程塑料制成;<br /> 5.帶蓋塑料桶高不小于150mm,上底內徑不小于Φ1350mm,下底內徑Φ100mm;<br /> 6.小鐵鏟長不小于180mm,表面作防銹處理,木制手柄;<br /> 7.枝剪總長不小于150mm,柄部帶塑料套。<br /> </td> </tr> <tr> <td class="et10" height="144" width="67"> 81208 </td> <td class="et13" width="120"> 榨汁器 </td> <td class="et12" width="222"> 1.由杠桿壓榨圓盤、過濾盤、盛汁盤組成;<br /> 2.杠桿壓榨盤:(1)杠桿最小部分有效尺寸:220×16×10mm;(2)圓盤直徑73×7mm,誤差±0.5mm;底面成三角形槽排列,槽不少于10條;<br /> 3.過濾盤:(1)有效尺寸Φ93×36mm,誤差±0.5mm;(2)底部濾網成正方形槽排列;3.漏汁孔2mm×2mm,誤差±0.2mm;<br /> 4.盛汁盤:(1)93mm×72mm,誤差±0.5mm;(2)手持部位有效尺寸108×22mm,誤差±0.5mm;(3)側面有倒汁口嘴。<br /> </td> </tr> </tbody> </table> <img src="/userfiles/image/20240605/20240605153011_22780.jpg" alt="" /><br />
石家莊市艾迪科教設備有限公司
聯系人: 點擊此處查看聯系方式
電 話: 點擊此處查看聯系方式
郵 件: 點擊此處查看聯系方式
地 址: 點擊此處查看聯系方式
會員級別:免費會員
加入時間:2009-05-08
  推薦企業 更多>> 
·臺州市求展工貿有限公司
·安徽文香科技股份有限公司
·北京中教啟星科技股份有限公司
·北京華文眾合科技有限公司
·廣東童園科技有限公司
·北京金三惠科技有限公司
·廣州青鹿教育科技有限公司
·樂高教育
·無錫羿飛教育科技有限公司
·廣州市奧威亞電子科技有限公司
·齊魯宏博教育裝備集團有限公司
·青島海信商用顯示股份有限公司
熱點產品

“師生之友”分體

華文眾合智慧書法

奧威亞云鏡錄播

文香“三個課堂”

關于我們 | 廣告服務 | 版權聲明 | 服務條款 | 聯系我們 | 人才招聘 | 意見反饋 | 網站地圖 | 友情鏈接
. COPYRIGHT 2001-2020 tspedu.net ALL RIGHTS RESERVED
客服熱線:0551-65331897 、65373054 、65331809、65310352  傳真:0551-65331860
增值電信業務經營許可證:皖B2-20090011號  ICP備案號
皖B2-20090011號

教備網在線客服

在線客服 在線客服

投稿/訪談/求購/報價

在線客服 在線客服

客服聯系熱線

0551-65331897

0551-65331894

0551-65331809