Acoustics - Laboratory measurement procerures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss
NORM herausgegeben am 1.4.2004
Designation standards: ČSN EN ISO 7235
Classification mark: 011663
Catalog number: 69960
Note: UNGÜLTIG
Publication date standards: 1.4.2004
The number of pages: 52
Approximate weight : 156 g (0.34 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN