Metallic coatings--Test methods for electrodeposited gold and gold alloy coatings--Part 3: Electrographic test for porosity
NORMA vydaná dňa 1.1.1990
Designation standards: GB 12305.3-1990
Note: NEPLATNÁ
Publication date standards: 1.1.1990
Country: Chinese technical standard
Kategória: Technické normy GB