
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 3: Normalized traffic noise spectrum
NORMA vydána dne 15.7.1998
Designation standards: UNE-EN 1793-3:1998
Publication date standards: 15.7.1998
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE