
ACOUSTICS - DETERMINATION OF HIGH-FREQUENCY SOUND POWER LEVELS EMITTED BY MACHINERY AND EQUIPMENT (ISO 9295:2015)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Defines four methods for the determination of the sound power levels of high-frequency noise emitted by machinery and equipment in the frequency range covered by the octave band centred at 16 kHz, which includes frequencies between 11,2 kHz and 22,4 kHz.