Acoustics. Determination of sound power levels and sound energy levels of noise sources using sound pressure. Survey methods using an enveloping measurement surface over a reflecting plane
NORMA vydaná dňa 1.3.2027
Designation standards: GOST ISO 3746-2025
Publication date standards: 1.3.2027
The number of pages: 49
Approximate weight : 147 g (0.32 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST