GB/T 4980-1985

Determination of sound power level for noise emitted by displacement compressors--Engineering method

NORMA vydaná dňa 5.3.1985

The information about the standard:

Designation standards: GB/T 4980-1985
Note: NEPLATNÁ
Publication date standards: 5.3.1985
Country: Chinese technical standard
Kategória: Technické normy GB