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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| 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 |
China National Standards Acoustics Attenuation sound |
 English PDF |
| 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 |
China National Standards Acoustics Attenuation sound |
English PDF |
| 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 |
China National Standards Acoustics Attenuation sound |
English PDF |
| 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 |
China National Standards Acoustics Attenuation sound |
English PDF |
| 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 |
China National Standards Acoustics Attenuation sound |
English PDF |
| 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 |
China National Standards Acoustics Attenuation sound |
English PDF |
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