日韩视频在线观看,亚洲精品日韩片无码中文字幕,国内精品国产成人国产三级,国产一产二产三精华液

技術(shù)文章

Technical articles

當前位置:首頁技術(shù)文章耐壓測試儀 簡介

耐壓測試儀 簡介

更新時間:2020-11-03點擊次數(shù):574

耐壓測試儀型號:YD2670B

YD2670B采用單片機控制技術(shù) 
操作簡便、性能可靠 
漏電流、測試時間撥盤設(shè)定 
可選配遠控工作方式
型號YD2670B
輸出電壓范圍0.2kV-5kV (AC)
電流設(shè)定范圍0.01mA-20mA(AC)
電壓準確度±3%
電流準確度±5%
變壓器容量500VA
測試時間1s-99s
顯示方式數(shù)字顯示
其他198V-240V AC 0℃-40℃,20%-85%RH
外形尺寸320×170×250(mm)
重量10kg

 

 

 

 

LFY-110 紗線動態(tài)摩擦系數(shù)測定儀

 

主要用途

用于測定紗線的摩擦特性,適應(yīng)于化纖長絲及其它混紡材料紗線的動態(tài)摩擦系數(shù)的測定,亦可用于皮輥等紡織器材的摩擦系數(shù)測定,是評價長絲及紡織器材摩擦系數(shù)等*的測試儀器。

儀器特征

采用絞盤法(RoLor法)測試機理,直流電機作等速引力源。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               

高精度的測力機構(gòu);

3、可調(diào)的預(yù)張力機構(gòu);

4、全自動測試控制系統(tǒng);

技術(shù)指標

1、測力范圍及精度:0~500cN±1%

2、摩擦系數(shù)范圍:0<μ<1

3、摩擦角可調(diào)范圍:0度~360度

4、預(yù)張力范圍:0~24CN

5、紗線測試速度:100m/min

6、顯示內(nèi)容:速度、預(yù)張力、摩擦系數(shù)

7、電源、功率: AC220V 50Hz 300W

標準

ASTM D 3108-2013《紗線與固體材料之間摩擦系數(shù)試驗方法》

T/CNTAC 4-2017《紗線與固體材料之間摩擦系數(shù)試驗方法》

美味人妻2016| 全彩爆乳无翼口工漫画大全| 欧美人与兽| 少妇被又大又粗又爽毛片久久黑人| 欧洲无码一区二区三区在线观看| 女人被狂躁c到高潮喷水的原因| WWW.色五月| 久久性爱视频| 国产精品久久婷婷六月丁香| 女子初尝黑人巨嗷嗷叫| 一本一本久久AA综合精品| 躺着把jiji向上摁平然后揉搓| 在线永久看片免费的视频| 国产av无码专区亚洲a∨毛片| 成全视频在线观看免费观看| 国产精品久久久久久麻豆一区| 高h各种姿势调教1v1| 粗大浓稠硕大噗嗤噗嗤h| 麻豆国产AV超爽剧情系列| 无码国内精品人妻少妇| 国产精品高清一区二区三区人妖| 在线观看电影| 亚洲AV无码成人精品区狼人影院 | 免费精品99久久国产综合精品| 男男啪啪激烈高潮cc漫画免费| 日韩毛片无码永久免费看| 国产性色AV高清在线观看| 穿成小奶娃各种做肉高h| 两根大肉大捧一进一出好爽视频| 国产色欲AV一区二区三区| 攵女h上下耸动| 亚洲色在线| 久久碰国产一区二区三区| 久久精品亚洲AV三区麻豆| 我们的日子电视剧免费观看完整版 | 日本XXXX色视频在线观看免费| 曰批国产精品视频免费观看| 新金瓶悔1一5集免费大片| 精品人妻无码一区二区三区下载| 嫩模自慰一区二区三区| 日本大片两个人免费观看|