99精品国产99久久久久久97,亚洲美女高潮久久久久,久久精品女人天堂AV免费观看,色欲AV永久无码精品无码蜜桃

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):357

 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》

噜妇插内射精品| 7777精品久久久大香线蕉| 再深点灬舒服灬太大了添a片v| 性少妇videoxxx欧美69| 强行剥开两边虐花蒂玩弄| 88国产精品视频一区二区三区| 国产精品久久久久乳精品爆| 公和我做好爽添厨房在线观看 | 亚洲综合国产成人丁香五月激情 | 国产69tv精品久久久久99| 蜜桃成人无码区免费视频网站| 天天爽夜夜爽人人爽一区二区| 精品久久久久久成人AV| 国产一起色一起爱| 在线观看国产一区二区三区 | 女人做爰全过程免费观看美女| 丰满护士巨好爽好大乳小说| 凡人修仙传动漫在线观看| 欧美乱妇狂野欧美在线视频| 精品国产一区二区三区不卡| 久久伊人色AV天堂九九小黄鸭 | 与亲女洗澡时伦了毛片| 校花被迫撑开颤抖高潮求饶 | 欧洲熟妇色XXXX欧美老妇软件| 国产VA免费精品观看精品| 少妇高潮喷水久久久久久久久久| 日日天干夜夜狠狠爱| 亚洲精品午夜久久久伊人| 精品国精品无码自拍自在线| 人妻少妇久久久久久97人妻| 一本久久精品一区二区| 日本丰满熟妇XXXXXHD| 亚洲成AV人片乱码色午夜| 无码毛片AAA在线| 亚洲国产成人精品女人久久久| 日本爽快片18禁片免费久久| 一区二区三区中文字幕| 无遮掩爆乳全彩h漫画羞羞| 我在ktv被六个男人玩一晚上| 国产伦精品一区二区三区免费迷| 国产av在线|