Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption under diffuse sound field conditions
NORM herausgegeben am 1.9.2017
Designation standards: STN EN 1793-1
Classification mark: 736041
Catalog number: 125104
Note: UNGÜLTIG
Publication date standards: 1.9.2017
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN