普通磨料精微粉(W3.5~W0.5)粒度组成测定方法
Determination for grain size distribution of microgrits W3.5 to W0.5 of conventional abrasive
标准状态
发布于:1993-04-17
实施于:1993-12-01
已废止
Determination for grain size distribution of microgrits W3.5 to W0.5 of conventional abrasive