Sound absorbing materials. Sound absorption measurement method in reverberation room
NORMA vydána dne 1.3.2010
Designation standards: GOST R 53376-2009
Note: NEPLATNÁ
Publication date standards: 1.3.2010
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST