Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - In situ values of airborne sound insulation under direct sound field conditions
NORMA vydána dne 9.7.2014
Designation standards: UNE-EN 1793-6:2014
Note: NEPLATNÁ
Publication date standards: 9.7.2014
The number of pages: 50
Approximate weight : 150 g (0.33 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE