Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for anechoic and hemi-anechoic rooms (ISO 3745:2003)
NORM herausgegeben am 22.10.2004
Designation standards: UNE-EN ISO 3745:2004
Note: UNGÜLTIG
Publication date standards: 22.10.2004
The number of pages: 52
Approximate weight : 156 g (0.34 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE