Noise of machines. Measurement of emission sound pressure levels at a work station and at other specified positions. Engineering method in an essentially free field over a reflecting plane
NORMA vydaná dňa 1.10.2005
Designation standards: GOST 31172-2003
Note: NEPLATNÁ
Publication date standards: 1.10.2005
The number of pages: 15
Approximate weight : 45 g (0.10 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST