精品少妇人妻av一区二区丨99精产国品一二三产区在线丨精品无码国产一区二区三区51安丨在线播放无码字幕亚洲丨国产成人精品综合久久久久

IS09001 IS014001 / IS045001 certification enterprises

Wear-resistant pilling test class

YG907D type hook wire rating light box

【Scope】 :
This instrument is suitable for all hook wire test rating standards, the sample and the standard sample under the specified light source for comparison to get the rating results.
【Applicable standards】 :
GB/T 11047, etc.
【Product features】 :
1. 12V 55W quartz halogen lamp lamp tube is used as the standard light source, and the light cover adopts Fresnel lens to make the light parallel, so that the illumination is stable and accurate.
2. The lamp has a long service life, and the reflector uses optical glass to reflect light to reduce diffuse reflection.
3. Its beautiful appearance, compact structure, convenient operation, can provide stable and reliable standard lighting source, is a new type of standard light source box, with superior cost performance.

Previous     Next

All rights reserved:Wenzhou Jigao Testing Instrument Co., LTDFor the record:浙ICP備13025812號-4  
主站蜘蛛池模板： 国产区一二三| aaa一区二区| 极品久久久久久| 欧美日韩一卡2卡三卡4卡 乱码欧美孕交| 国产精品videosex极品| 国产草逼av| 老子影院午夜精品无码| 国精产品一品二品国精在线观看| aaaaaav| 成年女人免费v片| 国产国拍亚洲精品永久69| 亚洲 欧美 国产 日韩 精品| 天堂а√在线官网| 夜夜高潮夜夜爽夜夜爱爱一区| 999久久久免费精品国产| 欧美另类极品videosbest品质| 久欠精品国国产99国产精2021| 曰本无码人妻丰满熟妇啪啪| 欧美黑人粗大xxxxbbbb| 日韩成人一区二区三区在线观看 | 尤物av无码色av无码| 日韩欧美成人免费观看| 久久婷婷国产色一区二区三区| 人人澡人人曰人人摸看| 亚洲精品无码午夜福利中文字幕| 国产精品调教奴变态| 777米奇影视第四色| 欧美日韩伊人| 欧美亚洲人成网站在线观看| 亚洲精品久久一区二区无卡| 午夜影视免费| 欧美黑人异族videos| 中国亚州女人69内射少妇| 亚洲熟妇av日韩熟妇在线 | 久久国产柳州莫菁门| 兔费看少妇性l交大片免费| 男女一进一出超猛烈的视频| 久久久中文字幕日本无吗|