国产无遮挡又黄又爽在线视频,国产亚洲成AV人片在线观看,伊伊人成亚洲综合人网7777,中文有码vs无码人妻

×

MB-7683 heat insulation test machine

Video
Gallery
360°Show
×
×
×
Applicable scope
Test principles and standards
Instrument characteristics
Configuration list
This machine is used to test the heat resistance of shoe soles. After placing the sample shoes on a hot plate at a specified temperature for a certain time, the temperature of the inner surface of the sole is checked.
ISO 20344、GB/T 20991-2007