Draft Document - Coated abrasives - Determination and designation of grain size distribution - Part 3: Microgrit sizes P240 to P5000 (ISO/DIS 6344-3:2021); Text in German and English
文件草案.涂层磨料.粒度分布的测定和命名.第3部分:P240至P5000的微粒度(ISO/DIS 6344-3:2021);德语和英语文本