国产成人欧美一区二区三区_尤物av无码国产在线观看_a4yy午夜福利网在线观看_免费国产黄网站在线观看_国产日本精品视频在线观看_水蜜桃综合久久无码欧美_无码人妻一区二区三区_亚洲国产成人久久综合_国产日韩另类综合11页_中文字幕人妻无码一夲道

×

YG819A downproofness tester

Video
Gallery
360°Show
×
×
×
Applicable scope
Test principles and standards
Instrument characteristics
Configuration list

Used for detecting the ability of lining material, down or fiber penetrating fabric of winter clothes, quilt and bedding.

GB/T 14272-2011 feather garment, GB/T 12705.1, BS EN 12132.1

1, High definition LCD display control.
2, Equipped with chain organic glass plate to ensure safety.