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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| YD/T 629.2-2022 |
Methods for monitoring changes in optical fiber transmission Attenuation - Part 2: Backscatter method {译} 光纤传输衰减变化的监测方法 第2部分：后向散射法 |
China Telecommunication Industry
Standards Attenuation |
 English PDF |
| YD/T 629.1-2022 |
Methods for monitoring changes in optical fiber transmission Attenuation - Part 1: Transmission power method {译} 光纤传输衰减变化的监测方法 第1部分：传输功率法 |
China Telecommunication Industry
Standards Attenuation |
English PDF |
| NB/T 10542-2021 |
Geological structure detection method of coal mining face Seismic wave Attenuation imaging method {译} 煤矿采煤工作面地质构造探测方法 地震波衰减成像法 |
China Energy Industry
Standards Attenuation |
English PDF |
| YY/T 0292.1—2020 |
Medical diagnostic X-ray radiation protection devices - Part 1: Determination of the Attenuation properties of materials {译} 医用诊断X射线辐射防护器具 第1部分：材料衰减性能的测定 |
China Pharmaceutics Industry
Standards Attenuation |
English PDF |
| YY/T 0939-2014 |
Ultrasound bone sonometers. Test method of broadband ultrasound Attenuation(BUA) 超声骨密度仪 宽带超声衰减(BUA)的试验方法 |
China Medicine & Medical Device
Standards Attenuation |
English PDF |
| YY/T 0939-2014 |
Ultrasound absorptiometry - Test method for broadband ultrasonic Attenuation (BUA){译} {译} 超声骨密度仪 宽带超声衰减(BUA)的试验方法 |
China Pharmaceutics Industry
Standards Attenuation |
English PDF |
| JJG 2010-2010 |
Verification scheme of measuring instruments for RF and microwave Attenuation 射频与微波衰减计量器具检定系统表 |
China Metrological
Standards Attenuation |
English PDF |
| YD/T 1588.1-2006 |
Measurement methods for characteristics of optical fibre cable line. Part 1: Link Attenuation 光缆线路性能测量方法 第1部分:链路衰减 |
China Telecommunication
Standards Attenuation |
English PDF |
| YD/T 984-1998 |
Methods of calculating Attenuations by atmospheric gases and rain in the satellite communication link 卫星通信链路大气和降雨衰减计算方法 |
China Telecommunication
Standards Attenuation |
English PDF |
| YY 0292.1-1997 |
Protective devices against diagnostic medical X-radiation. Part 1: Determination of Attenuation properties of materials 医用诊断x射线辐射防护器具 第一部分:材料衰减性能的测定 |
China Medicine & Medical Device
Standards Attenuation |
English PDF |
| YD/T 629.2-1993 |
Monitoring method of Attenuation changes in optical fiber transmission Backscatter monitoring method 光纤传输衰减变化的监测方法 后向散射监测法 |
China Telecommunication
Standards Attenuation |
English PDF |
| YD/T 629.1-1993 |
Monitoring method of Attenuation changes in optical fiber transmission Transmission power monitoring method 光纤传输衰减变化的监测方法 传输功率监测法 |
China Telecommunication
Standards Attenuation |
English PDF |
| SJ/T 10183-1991 |
Attenuation measurements for waveguides and coaxial components 波导和同轴件衰减测量方法 |
China Electronics
Standards Attenuation |
English PDF |
| TB/T 2088-1989 |
(Railway switched telephone network transmission Attenuation) |
China Railway & Train
Standards Attenuation |
English PDF |
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