Noise of machines. Determination of sound power levels using sound pressure. Precision methods for anechoic and hemi-anechoic rooms
NORMA vydaná dňa 1.10.2005
Designation standards: GOST 31273-2003
Note: NEPLATNÁ
Publication date standards: 1.10.2005
The number of pages: 31
Approximate weight : 93 g (0.21 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST