SN - NS-ISO 3744:1981
Acoustics - Determination of sound power levels of noise sources - Engineering methods for free-field conditions over a reflecting plane
inactive, Most Current
| Organization: | SN |
| Publication Date: | 1 August 1989 |
| Status: | inactive |
| ICS Code (Acoustic measurements and noise abatement in general): | 17.140.01 |
Document History
NS-ISO 3744:1981
August 1, 1989
Acoustics - Determination of sound power levels of noise sources - Engineering methods for free-field conditions over a reflecting plane
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