自拍偷自拍亚洲精品情侣,巨大欧美黑人xxxxbbbb,少妇人妻无码专区在线视频,不卡av中文字幕手机看

×

MB-7686 safety shoe compression piercing test machine

Video
Gallery
360°Show
×
×
×
Applicable scope
Test principles and standards
Instrument characteristics
Configuration list
The safety shoe steel head is placed between the upper and lower pressboards of the machine, then the required pressure is applied, then the steel head subsidence degree is detected, so as to know whether the toe is safe when wearing.
ISO-20344、GB/T20991-2007、CNS6863、CSA、ANSI、EN344、QAS