DIN EN ISO 3745:2012 声学. 利用声压测定噪声源的声功率级和声能量级. 消声室和半消声室精密法(ISO 3745-2012); 德文版本EN ISO 3745-2012
Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Precision methods for anechoic rooms and hemi-anechoic rooms (ISO 3745:2012); German version EN ISO 3745:2012