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-8556 dyed friction tester

Video
Gallery
360°Show
×
×
×
Applicable scope
Test principles and standards
Instrument characteristics
Configuration list
This machine is tied to the dry or wet white cotton cloth wrapped in the hammer head, and then the weight hormone is used to reciprocate the friction test. Remove the white cotton and grey scales comparison the ashing degree, in order to determine the degree of fastness test piece dyeing.
JIS-L0801、0823、0849、1006、1084、K6328、P8136