23/30433779 DC
BS EN ISO 3744. Acoustics. Determination of sound power levels of noise sources using sound pressure. Engineering methods for an essentially free field over a reflecting plane
| Fecha edición: |
2023-01-13
En Vigor
|
|---|---|
| Idiomas disponibles: | Inglés |
| ICS: | |
| CTN: | |
|
Equivalencia Internacional |
Idéntica ISO/CD 3744:2023 |










