久久久不卡国产精品一区二区,亚洲精品乱码8久久久久久日本,97人妻人人揉人人躁人人,老师揉捏爆乳巨胸挤奶视频

技術(shù)文章

Technical articles

當(dāng)前位置:首頁(yè)技術(shù)文章紗線(xiàn)動(dòng)態(tài)摩擦系數(shù)測(cè)定儀LFY-110

紗線(xiàn)動(dòng)態(tài)摩擦系數(shù)測(cè)定儀LFY-110

更新時(shí)間:2020-03-06點(diǎn)擊次數(shù):468

 紗線(xiàn)動(dòng)態(tài)摩擦系數(shù)測(cè)定儀LFY-110

 

主要用途

用于測(cè)定紗線(xiàn)的摩擦特性,適應(yīng)于化纖長(zhǎng)絲及其它混紡材料紗線(xiàn)的動(dòng)態(tài)摩擦系數(shù)的測(cè)定,亦可用于皮輥等紡織器材的摩擦系數(shù)測(cè)定,是評(píng)價(jià)長(zhǎng)絲及紡織器材摩擦系數(shù)等*的測(cè)試儀器。

儀器特征

采用絞盤(pán)法(RoLor法)測(cè)試機(jī)理,直流電機(jī)作等速引力源。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 

高精度的測(cè)力機(jī)構(gòu);

3、可調(diào)的預(yù)張力機(jī)構(gòu);

4、全自動(dòng)測(cè)試控制系統(tǒng);

技術(shù)指標(biāo)

1、測(cè)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(xiàn)測(cè)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(biāo)準(zhǔn)

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

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

亚洲精品久久久久久久久久久| 校花内裤被涂满了强烈春药| 熟妇人妻久久中文字幕| 最近免费中文字幕大全高清mv| 色综合久久一区二区三区| 久久久久亚洲精品中文字幕| 男攻男受过程无遮掩视频| 成品禁用短视频app网站下载| 精产国品一二三产区区别在线观看| 久久久无码一区二区三区| 国产精品乱码久久久久软件 | 国产精品一区二区三区| 蜜臀av人妻国产精品| 我趁老师睡觉摸她奶脱她内裤| 又色又爽又高潮免费视频观看| 欧美肥胖老妇做爰| 国产熟女乱子视频正在播放| 一本大道精品成人免费视频| 高清无码在线观看| 一本一道久久综合狠狠老| 色妞av永久一区二区国产av| 国产超a级动作大片中文字幕| 亚洲国产天堂久久综合| 久久精品一区二区三区| 被陌生人在地铁揉到高潮| 99蜜桃在线观看免费视频网站| 后入内射无码人妻一区| 国产综合久久久久久鬼色| 国产日产亚洲系列最新| 精品人人搡人妻人人玩a片| 性少妇FREESEXVIDEOS高清| 公交车被cao得合不拢腿视频| 性少妇jealousvue成熟| 特黄a级毛片| 欧美xxxx做受欧美| 最近免费观看在线中文2019| 息与子猛烈交尾在线播放| 色88久久久久高潮综合影院| 大胸美女被吃奶爽死视频免费| 亚洲爆乳精品无码一区二区三区| 校花被校长啪到腿软|