SR EN ISO 3745:2012/A1:2017
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 - Amendment 1 (ISO 3745:2012/Amd 1:2017)
Acest amendament modifică standardul SR EN ISO 3745:2012 prin completarea referințelor normative și înlocuirea anexei A.
26.11
€
Status :
Valid
Approval date : 10/31/2017
Number of pages : 12
ICS : 17.140.01 Acoustic measurements and noise abatement in gerneral
Technical Committee : 274 - Human protection against noise and mechanical vibration