观看免费网站,网友自拍露脸国语对白,日本中文版高清视频,国产毛多水多做爰爽爽爽

×

MB-8582 GB wear-resistant test machine for shoes

Video
Gallery
360°Show
×
×
×
Applicable scope
Test principles and standards
Instrument characteristics
Configuration list
This machine is used to test the wear resistance of shoe sole and forming bottom (piece). The rotary grinding wheel is vertically pressed on the specimen and wear test is carried out at a certain load, speed and time to measure the wear mark length.
GB/T 3903.1