GB 16152-1996 Diagnostic criteria and principles of management of occupational noise-induced hearing loss

GB/T 4854.1-1999 Acoustics—Reference zero for the calibration of audiometric equipment—Part 1:Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones GB/T 4854.1-2004 Acoustics—Reference zero for the calibration of audiometric equipment—Part1:Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones GB/T 4854.3-1998 Acoustics—Reference zero for the calibration of audiometric equipment—Part 3:Reference equivalent threshold force levels for pure tones and bone vibrators GB/T 4854.3-2022 Acoustics—Reference zero for the calibration of audiometric equipment—Part 3:Reference equivalent threshold vibratory force levels for pure tones and bone vibrators GB/T 4854.4-1999 Acoustics—Reference zero for the calibration of audiometric equipment—Part 4:Reference levels for narrow-band masking noise GB/T 4854.5-2008 Acoustics—Reference zero for the calibration of audiometric equipment—Part 5:Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz GB/T 4854.6-2014 Acoustics—Reference zero for the calibration of audiometric equipment—Part 6:Reference hearing threshold levels for test signals of short duration GB/T 4854.7-1999 Acoustics—Reference zero for the calibration of audiometric equipment—Part 7:Reference threshold of hearing under free-field and diffuse-field listening conditions GB/T 4854.7-2008 Acoustics—Reference zero for the calibration of audiometric equipment—Part 7:Reference threshold of hearing under free-field and diffuse-field listening conditions GB/T 4854.8-2007 Acoustics—Reference zero for the calibration of audiometric equipment—Part 8:Reference equivalent threshold sound pressure levels for pure tone and circumaural earphones GB/T 4854.9-2016 Acoustics—Reference zero for the calibration of audiometric equipment—Part 9:Preferred test conditions for the determination of reference hearing threshold levels GB/T 7341.1-1998 Audiometers Part 1:Pure-tone audiometers GB/T 7341.1-2010 Electroacoustics—Audiological equipment—Part 1:Pure-tone audiometers GB/T 7341.2-1998 Audiometers Part 2:Equipment for speech audiometry GB/T 7341.3-1998 Audiometers Part 3:Auditory test signals of short duration for audiometric and neuro-otological purposes GB/T 7341.3-2024 Electroacoustics—Audiometric equipment—Part 3:Test signals of short duration GB/T 7341.4-1998 Audiometers Part 4:Equipment for extended high-frequency audiometry GB/T 7341.5-2018 Electroacoustics—Audiometric equipment—Part 5:Instruments for the measurement of aural acoustic impedance/admittance GB/T 7582-1987 Acoustics—Threshold of hearing by air conduction as a function of age and sex for otologically normal persons GB/T 7582-2004 Acoustics—Statistical distribution of hearing thresholds as a function of age GB/T 7583-1987 Acoustics—Pure tone air conduction threshold audiometry—For hearing conservation purposes GB/T 7582-2025 Acoustics—Statistical distribution of hearing thresholds related to age and gender