Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - In situ values of sound reflection under direct sound field conditions
NORMA vydána dne 26.10.2016
Designation standards: UNE-EN 1793-5:2016
Note: NEPLATNÁ
Publication date standards: 26.10.2016
The number of pages: 61
Approximate weight : 183 g (0.40 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE