无码中文字幕久碰久_少妇无码强迫久久猛男广东_国产蜜臀AV无码一区亚洲_国产免费一区二区三区在线能观看

×

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