Road traffic noise reducing devices. Test method for determining the acoustic performance. Intrinsic characteristics of airborne sound insulation under diffuse sound field conditions.
NORMA vydaná dňa 9.9.2022
Designation standards: BS EN 1793-2:2018
Note: NEPLATNÁ
Publication date standards: 9.9.2022
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: British technical standard
Kategória: Technické normy BS