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GB/T 21231-2007 Acoustics - Method for the measurement of airborne noise emitted by small air-moving devices - 英文版 |
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GB/T 17248.6-2007 Acoustics - Noise emitted by machinery and equipment - Engineering method for the determination of emission sound pressure levels in situ at the work station and at other specified positions using sound intensity - 英文版 |
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GB/T 5266-2006 Acoustics - Measurements of the longitudinal wave velocity and attenuation coefficient for underwater acoustical materials - Pulse tube method - 英文版 |
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GB/T 20249-2006 Acoustics - Definitions and measurement methods for the transmitted fields of focusing ultrasonic transducers - 英文版 |
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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 - 英文版 |
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GB/T 20243.1-2006 Acoustics - Measurement of the influence of road surface on traffic noise Part 1: Statistical Pass-By method - 英文版 |
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GB/T 16404.3-2006 Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 3: Precision method for measurement by scanning - 英文版 |
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GB/T 7584.1-2004 Acoustics--Hearing protectors--Part 1:Subjective method for the measurement of sound attenuation - 英文版 |
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GB/T 18696.1-2004 Acoustics--Determination of sound absorption coefficient and impedance in impedance tubes--Part 1:Method using standing wave ratio - 英文版 |
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GB/T 6881.3-2002 Acoustics--Determination of sound power levels of noise sources-using sound pressure--Engineering methods for small，movable sources in reverberant fields--Part 2:Methods for special reverberation test rooms - 英文版 |
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GB/T 6881.2-2002 Acoustics--Determination of sound power levels of noise sources--Engineering methods for small，movable sources in reverberant field--Part 1:Comparison method for hard-walled test rooms - 英文版 |
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GB/T 6881.1-2002 Acoustics--Determination of sound power levels of noise sources using sound pressure--Precision methods for reverberation rooms - 英文版 |
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GB/T 18696.2-2002 Acoustics--Determination of sound absorption coefficient and impedance in impedance tubes--Part 2:Transfer function method - 英文版 |
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GB/T 4130-2000 Acoustics--Low frequency calibration methods of hydrophones - 英文版 |
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GB/T 18022-2000 Acoustics--Methods for measuring the longitudinal sound speed and attenuation coefficient of rubbers and plastics in the frequency range 1 MHz to 10 MHz - 英文版 |
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GB/T 17248.5-1999 Acoustics--Noise emitted by machinery and equipment--Measurement of emission sound pressure levels at a work station and at other specified positions--Method requiring environmental corrections - 英文版 |
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GB/T 17248.3-1999 Acoustics--Noise emitted by machinery and equipment--Measurement of emission sound pressure levels at a work station and at other specified positions--Survey method in situ - 英文版 |
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GB/T 17248.2-1999 Acoustics--Noise emitted by machinery and equipment--Measurement of emission sound pressure levels at a work station and at otherspecified positions--Engineering method in an essentially free field over a reflecting plane - 英文版 |
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GB/T 17251-1998 Acoustics--Calibration method of hydrophone acceleration sensitivity - 英文版 |
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GB/T 17247.2-1998 Acoustics--Attenuation ofsound during propagation outdoors--Part 2:General method of calculation - 英文版 |
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GB/T 16955-1997 Acoustics--Tractors and machinery for agriculture and forestry--Measurement of noise at the operator’s position--Survey method - 英文版 |
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GB/T 16540-1996 Acoustics--Measurement and characterisation of ultrasonic fields in the frequency range 0.5MHz to 15MHz--Hydrophone method - 英文版 |
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GB/T 3768-1996 Acoustics--Determination of sound power levels of noise sources using sound pressure--Survey method using an enveloping measurement surface over a reflecting plane - 英文版 |
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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 - 英文版 |
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GB/T 16406-1996 Acoustics--Flexural resonancetesting method for damping properties of acoustical materials - 英文版 |
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GB/T 16405-1996 Acoustics--Measurement of insertion loss of ducted silencers without flow--Laboratory survey method - 英文版 |
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GB/T 16296-1996 Acoustics--Audiometric test methods--Part 2:Sound field audiometry with pure tone and narrow-band test signals - 英文版 |
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GB/T 15485-1995 Acoustics--Methods for the calculation of the articulation index of speech - 英文版 |
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GB/T 3223-1994 Acoustics--Free-field calibration method of under-water sound transducers - 英文版 |
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GB/T 14573.4-1993 Acoustics--Statistical methods for determining and verifying stated noise emission values of machinery and equipment--Part 4:Methods for stated values for batches of machines - 英文版 |
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