radio propagation characteristic
常见例句
- 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。 返回 radio propagation characteristic