美女脱了内裤打开腿让男人戳,亚洲国产区男人本色在线观看,中文字幕久精品免费视频,久久99热精品免费观看牛牛

×

MB-8622 leather hardness tester

Video
Gallery
360°Show
×
×
×
Applicable scope
Test principles and standards
Instrument characteristics
Configuration list
This machine is suitable for testing the hardness of all kinds of shoes. The strength of the specimen is obtained by the reciprocating motion of the cylinder, and the hardness of the specimen is calculated.
GB/T 3903.17、GB/T 20991、ISO 17702、EN ISO 20344、DIN 53338、SATRA TM171