GB/T 2007.4-1987

General rules for the sampling and sample preparation of minerals in bulk—Experimental methods for checking the precision

NORMA vydaná dňa 15.12.1987

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The information about the standard:

Designation standards: GB/T 2007.4-1987
Note: NEPLATNÁ
Publication date standards: 15.12.1987
Country: Chinese technical standard
Kategória: Technické normy GB