GB/T 20246-2006 Acoustics—Determination of sound power levels of multisource industrial plants for evaluation of sound pressure levels in the environment—Engineering method

GB/T 14259-1993 Acoustics—Guide to standards on the measurement of airborne acoustical noise and evaluation of its effects on human beings GB/T 15173-1994 Sound calibrators IEC 61672-1:2002 GB/T 3222.1-2006 Acoustics—Description, measurement and assessment of environmental noise—Part 1:Basic quantities and assessment procedures GB/T 3222.1-2022 Acoustics—Description,measurement and assessment of environmental noise—Part 1:Basic quantities and assessment procedures GB/T 3240-1982 Preferred frequencies for the acoustical measurement GB/T 3241-1998 Octave-band and fractional-octave-band filters GB/T 3241-2010 Electroacoustics—Octave-band and fractional-octave-band filters GB/T 3767-1996 Acoustics—Determination of sound power levels of noise sources using sound pressure—Engineering method in an essentially free field over a reflecting plane GB/T 3767-2016 Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Engineering methods for an essentially free field over a reflecting plane GB/T 3241.2-2025 Electroacoustics—Octave-band and fractional-octave-band filters—Part 2:Pattern evaluation tests GB/T 3241.1-2025 Electroacoustics—Octave-band and fractional-octave-band filters—Part 1:Specifications

ISO 8297:1994