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》

娇妻被交换粗又大又硬无| 又大又长粗又爽又黄少妇视频| 小莹客厅激情1章至50章视频| 日韩精品久久无码中文字幕| 亚洲AV色欲色欲WWW| 高潮捣出白浆嗯啊哭叫h漫画| 四川丰满少妇被弄到高潮| 少妇的丰满3中文字幕| 成人动漫在线| 国产xxx69麻豆国语对白| 丰满少妇被猛男猛烈进入久久| free紧videoxx粗又长| 中文字幕乱码人妻二区三区| 内射人妻无码色AV天堂| 国内大量揄拍人妻精品視頻| 浴室人妻的情欲hd三级国产| 国产精品乱码一区二三区 | 国产在线无码精品麻豆不卡| 亚洲国产精品无码久久久秋霞1 | 寡妇被老头添一夜| 一边摸一边做爽的视频17国产| 人妻无码一区二区不卡无码AV | 调教 sm 重口 h文 hy| 最近中文字幕免费mv视频7| 任你躁x7x7x7x7在线观看| 国产综合在线观看| 国模杨依粉嫩蝴蝶150P| 18禁黄污吃奶免费看网站 | 国产精品情侣呻吟对白视频 | 女干部光着屁股让领导玩| 伊人激情AV一区二区三区| 精品国产_亚洲人成在线观看| 宝贝腿开大点我添添公交车 | YW尤物AV无码国产在线观看| 粉色视频入口| 欧美在线香蕉在线视频| 各种姿势被学长np高h明星鼓励 | 东北大坑原始欲续全文下载 | 脱了老师的裙子猛然进入| 国产美女在线精品免费观看 | 激情五月综合色婷婷一区二区|