
Manganese and chromium ores - Experimental methods for evaluation of quality variation and methods for checking the precision of sampling
出版:International Organization for Standardization

專家解讀視頻
JIS M 8108:2008 - Equivalent
JIS M 8108:1992 - Equivalent
GB/T 24233-2009 - Identical
KS E ISO 8542:2003 - Identical