
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption
NORMA vydána dne 22.1.2014
Designation standards: UNE-EN 1793-1:2014
Note: NEPLATNÁ
Publication date standards: 22.1.2014
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE