无码中文字幕久碰久_少妇无码强迫久久猛男广东_国产蜜臀AV无码一区亚洲_国产免费一区二区三区在线能观看

×

MB-8772 bubble cotton submersible test machine

Video
Gallery
360°Show
×
×
×
Applicable scope
Test principles and standards
Instrument characteristics
Configuration list
This machine is used to test the compression resistance of the foam cotton in a certain time, and to judge the quality of its quality by the expansion of the foam after eliminating the external force.
ASTM D395-03