China Acoustics--Attenuati GB Standards Search Result

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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 声学水声材料纵波声速和衰减系数的测量脉冲管法 - 英文版
	GB/T 19887-2005 Acoustics-Measurement of the in situ sound attenuation of a removable screen 声学可移动屏障声衰减的现场测量 - 英文版
	GB/T 7584.1-2004 Acoustics--Hearing protectors--Part 1:Subjective method for the measurement of sound attenuation 声学护听器第1部分:声衰减测量的主观方法 - 英文版
	GB/T 19513-2004 Acoustics--Measurement ofoffice screen sound attenuation under specific laboratory conditions 声学规定实验室条件下办公室屏障声衰减的测量 - 英文版
	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 声学 1～10 MHz频率范围内橡胶和塑料纵波声速与衰减系数的测量方法 - 英文版
	GB/T 17247.1-2000 Acoustics--Attenuation of sound during propagation outdoors--Part 1:Calculation of the absorption of sound by the atmosphere 声学户外声传播衰减第1部分:大气声吸收的计算 - 英文版
	GB/T 17247.2-1998 Acoustics--Attenuation ofsound during propagation outdoors--Part 2:General method of calculation 声学户外声传播的衰减第2部分:一般计算方法 - 英文版

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