欧美性猛交久久久乱大交,99久久久无码国产AAA精品,WWW.一本色道88久久爱,无码AV精品一区二区三区

技術(shù)文章

Technical articles

當(dāng)前位置:首頁技術(shù)文章紗線動態(tài)摩擦系數(shù)測定儀LFY-110

紗線動態(tài)摩擦系數(shù)測定儀LFY-110

更新時間:2020-07-18點擊次數(shù):511

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(biāo)

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(biāo)準(zhǔn)

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》

国产色情一区二区视频| 翁吻乳婷婷小玲21章小说| 欧美啪啪| 男朋友做完拔出来的那一刻| 高h粗口调教羞辱sm文女王| 永久免费av网站| 国产在线拍揄自揄视精品| 精品少妇无码av无码专区| 肉体裸交137大胆摄影| 日本无码色情影片在线看| 美国式禁忌完整版1一4| 婷婷五月综合缴情在线视频| 亚洲综合小说另类图片动图| 一边做一边说国语对白| 婷婷色国产偷V国产偷V| 女主播的yin荡日子np| 色噜噜av亚洲色一区二区 | 国产乱码精品一区二区三区中文| 欧美男男猛男gayxxx| 黄瓜视频在线观看| 女性私密整形视频| 爱唯侦察| 粗大抽搐白浊h高干h| 欧美free性xxxx护士hd| 小雪公交车灌满好爽h| 蜜桃成熟时 电影| 又大又长粗又爽又黄少妇视频 | 制服(校园1v1)| 丰满老熟妇好大bbbbb仙踪林| 朋友人妻翘臀迎接粗大撞击| 精品亚洲AV无码一区二区| 小sb是不是欠c流了那么多| 综合欧美五月丁香五月| 久久久精品| 久久久久亚洲av无码专区体验| 国产精品扒开腿做爽爽爽视频| 色婷婷狠狠18禁久久yy| 成人视频网站| 局长含了一整晚我的奶头| 国产猛男猛女超爽免费视频| 美女性爽视频国产免费app|