
Acoustics. Determination of sound power levels of noise from air-terminal devices, dampers and valves by measurement in a reverberation room
STANDARD published on 1.1.2023
Designation standards: GOST 31338-2022
Publication date standards: 1.1.2023
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Russian technical standard
Category: Technical standards GOST