久久国内外免费视频_日本黄三级视频_一本大道在线观看无码一区_8050网午夜一级毛片

×

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.