蜜桃麻豆WWW久久国产精品,少妇一夜三次一区二区,少妇一夜三次一区二区,中文字幕AⅤ人妻一区二区

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:2020-03-06點(diǎn)擊次數(shù):341

 紗線動態(tài)摩擦系數(shù)測定儀LFY-110

 

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(jī)理,直流電機(jī)作等速引力源。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 

高精度的測力機(jī)構(gòu);

3、可調(diào)的預(yù)張力機(jī)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(yàn)方法》

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

亚洲色偷偷综合亚洲avyp| 国产成人一区二区三区影院| 免费无码又爽又刺激高潮的app | 国产AV无码专区亚洲AV毛片搜| 国产AV人人夜夜澡人人爽麻豆 | 久久婷婷五月国产色综合| 熟妇高潮精品一区二区三区 | 日韩AV在线观看| 日韩精品一区二区三区色欲AV| 国产未成女一区二区三区| 不卡无码人妻一区三区音频| 精品国精品国产自在久国产| 亚洲大码熟女在线观看| 免费a级毛片无码| 无码av一区二区三区| 日韩精品久久久肉伦网站| 亚洲AV永久中文无码精品综合 | 亚洲成AV人片一区二区| 18成禁人10000视频免费| 亚洲人成网亚洲欧洲无码久久| 国产又黄又大又粗的视频| 中文字幕精品亚洲无线码二区| 国产古装妇女野外A片| 爆乳熟妇一区二区三区霸乳| 人妻无码熟妇乱又伦精品视频| 亚洲精品中文字幕无码蜜桃| 亚洲国产一区二区精品专区发布| 少妇无套内谢久久久久| 欧美熟妇dodk巨大| 五月丁香综合激情六月久久| 蜜桃精品免费久久久久影院| 国产chinasex对白videos麻豆| 99亚洲精品自拍AV成人软件| JIZZ性欧美2| AV无码人妻一区二区三区牛牛| av中文字幕潮喷人妻系列| 麻豆传煤入口免费进入2023| 999久久久国产精品消防器材| 国产精品久久久久久一区二区三区| 人妻斩| 国产亚洲日产|