ISO 3741:1975
Acoustics; Determination of sound power levels of noise sources; Precision methods for broad-band sources in reverberation rooms

Заменен на ISO 3741(1988.12)
 

13 страниц

Завершение срока действия 01.12.1988
Опубликован 01.07.1975

Acoustics; Determination of sound power levels of noise sources; Precision methods for broad-band sources in reverberation rooms