羞羞漫画在线免费阅读_巨大乳bbwsex日本_美艳yin荡老师好紧_她在丈夫的面前被耍了

×

YG819-II 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.
3, Two workplaces, the test efficiency is greatly improved.