Acoustics — Determination of sound power levels of multisource industrial plants for evaluation of sound pressure levels in the environment — Engineering method — Amendment 1
NORMA vydaná dňa 16.4.2021
Designation standards: ISO 8297:1994/Amd1:2021
Note: Zmena
Publication date standards: 16.4.2021
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: International technical standard
Kategória: Technické normy ISO