KS I ISO 8297:2020 Acoustics — Determination of sound power levels of multisource industrial plants for evaluation of sound pressure levels in the environment — Engineering method
2020KS I ISO 8297:2020 Acoustics — Determination of sound power levels of multisource industrial plants for evaluation of sound pressure levels in the environment — Engineering method
2014KS I ISO 8297:2014 Acoustics — Determination of sound power levels of multisource industrial plants for evaluation of sound pressure levels in the environment — Engineering method
2004KS I ISO 8297:2004 Acoustics-Determination of sound power levels of multisourceindustrial plants for evaluation of sound pressurelevels in the environment-Engineering method