无码成人一区二区三区入厕偷拍,国产精品毛片一区二区三区,揉捏新婚少妇高耸的双乳,免费高清理伦片A片在线观看

×

MB-8586 wear-resistant test machine for shoe eye and shoelace

Video
Gallery
360°Show
×
×
×
Applicable scope
Test principles and standards
Instrument characteristics
Configuration list
This machine is applicable to wear resistance test of all shoelace and shoe eye. In order to detect the wearability of the shoelace and the shoe eye, the shoelace will bend a certain angle through the eye of the shoe and pull it repeatedly under the standard load. At the same time, we can test 6 groups of samples and do not interfere with each other.
SATRA TM93