Normalvy
MARC-vy
Acoustics - Determination of sound power levels of noise sources - Engineering method employing an enveloping measurement surface in an essentially free field over a reflecting plane
Utgivningsinformation: Geneve International Standard, 1990; Draft International Standard, ; ISO/DIS 3744, Beskrivning: 25 sÄmnen: Bibl.nr: VTI P1249:3744Location:| Aktuellt bibliotek | Hyllsignatur | Status | Förfallodatum | Streckkod | |
|---|---|---|---|---|---|
| Statens väg- och transportforskningsinstitut | Tillgänglig |