GB/T 8485-1987

The graduation of air-borne--Sound insulating properties and test method for windows

NORMA vydaná dňa 1.1.1987

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The information about the standard:

Designation standards: GB/T 8485-1987
Note: NEPLATNÁ
Publication date standards: 1.1.1987
Country: Chinese technical standard
Kategória: Technické normy GB