Minnesota Public Radio reported that the plume from the Pagami Creek Fire was picked up by doppler radar.
也就是众所周知的积雨云，据明尼苏达州公共广播报道帕加米湾大火羽云是由多普拉雷达获得的。
2
The frequency time selective fading resulted from multipath dispersion and Doppler frequency shift is an important characteristic of urban mobile radio channel.
由多径色散及多普勒频移造成的频率—时间选择性衰落是城市移动无线信道的一个重要特性。
3
The influences of Doppler effect on radio fuze performance in different cases of missile-target encounter and velocity compensation were analyzed.