Noise of machines. Industrial fans. Determination of sound power levels under laboratory conditions. Part 2. Reverberant method
NORMA vydána dne 1.10.2008
Designation standards: GOST 31353.2-2007
Publication date standards: 1.10.2008
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST