Acoustics. Determination of sound power levels of noise sources using sound pressure. Engineering method in essentially free field over a reflecting plane
NORM herausgegeben am 1.3.1996
Designation standards: ČSN ISO 3744
Classification mark: 011604
Catalog number: 19072
Note: UNGÜLTIG
Publication date standards: 1.3.1996
The number of pages: 44
Approximate weight : 132 g (0.29 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN