GB 7786-1987

Limits of sound power level for noise emitted by air compressors (for power source use) and diaphragmcompressors

NORMA vydaná dňa 23.5.1987

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The information about the standard:

Designation standards: GB 7786-1987
Note: NEPLATNÁ
Publication date standards: 23.5.1987
Country: Chinese technical standard
Kategória: Technické normy GB