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射电衰减
1、attenuation correction───[医]衰减校正
2、attenuation constant───[物]衰减常量；减幅常数；衰减[减幅]常数
3、attenuation───n.[物]衰减；变薄；稀释
4、attenuation bias───衰减偏误
5、attenuation definition───衰减定义
6、attenuation coefficient───[物]衰减系数
7、radio wave───n.无线电波
8、attenuation homebrew───衰减自制
9、radio───vi.用无线电进行通信；n.收音机；无线电广播设备；n.(Radio)人名；(西)拉迪奥；vt.用无线电发送
1、Propagation characteristic of UHF radio wave in rectangle, circle and arched tunnels is studied in this paper and the computing equation for attenuation constant is deduced.───研究UHF频段的无线电波在矩形、圆形和拱形隧道中的传播特性，推导了衰减常数的计算公式。
2、Evaporation ducts, or tropospheric ducts in general, can guide radio waves to distances far beyond the horizon with less attenuation, and then severely impair some certain radio wave system.───以蒸发波导为代表的对流层大气波导传播，可使电波在较小的衰减下沿波导传播得很远，从而严重影响合适的无线电XiTong。
3、To facilitate realistic testing, the heart of real is the radio frequency attenuation network, a system designed to simulate realistic field conditions for multiple radios.───为方便实际测试，REAL实验室的核心是射频衰减网络，可模拟多个无线电的真实部署。