Acoustic. Determination of sound power levels of noise sources using sound pressure. Survey method using an enveloping measurements surface over a reflecting plane
NORM herausgegeben am 1.7.1999
Designation standards: STN EN ISO 3746
Classification mark: 011606
Catalog number: 13155
Note: UNGÜLTIG
Publication date standards: 1.7.1999
Approximate weight : 36 g (0.08 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN