ISO 3744:1981 PDF
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Acoustics — Determination of sound power levels of noise sources — Engineering methods for free-field conditions over a reflecting plane
ISO 3744:1981
Acoustics — Determination of sound power levels of noise sources — Engineering methods for free-field conditions over a reflecting plane
| Edition | 1981 |
|---|---|
| Published Date | 1981 |
| Published By | International Standardization Organisation |
| Page Count | 25 |
