DIN EN ISO 3745 Berichtigung 1:2007-02
Отменен
Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for anechoic and hemi-anechoic rooms (ISO 3745:2003); German version EN ISO 3745:2003, Corrigenda to DIN EN ISO 3745:2004-05; German version EN ISO 3745:2003/AC:2006
— 2 стр.
