无码精品人妻一区二区三区影院 ,少妇极品熟妇人妻无码,欧美片在线视频播放器,一级无码婬片AA片91

×

MB-5850 JAMES skating tester

Video
Gallery
360°Show
×
×
×
Applicable scope
Test principles and standards
Instrument characteristics
Configuration list
This machine is used to test the dry static friction coefficient of shoe sole and heel material. The horizontal and vertical forces on the test ground are generated through the load through the sample, and the friction coefficient between the sample and the ground is defined based on the force balance principle.