粉尘物性试验方法 第2部分:有效密度的测定 比重瓶法
Methods of dust character test--Part 2:Determination of effective density--Pyknometer method
标准状态
发布于:1997-07-07
实施于:1998-02-01
已废止
Methods of dust character test--Part 2:Determination of effective density--Pyknometer method