1、Time-selective Rayleigh fading of channels is caused by Doppler shift and carrier frequency offset.
接收端的高速運動或者載頻的偏移，會引起信道的時間選擇性衰落。

2、The maximum Doppler shift in some typical non-GEO satellite channels are figured out.
計算出了幾種典型非靜止軌道衛(wèi)星信道的最大多普勒頻移。

3、Furthermore, applying the Doppler shift method, one can find the mass of a star.
此外，應用多普勒頻移的方法，可以發(fā)現(xiàn)恒星的質(zhì)量。

4、And now you measure the Doppler shift of star two as a function of time.
現(xiàn)在可以測量雙星的，隨時間的多普勒頓移。

5、Variations of Doppler Shift and Spread for HF One-hop Skywave
短波─跳天波多普勒頻移和展寬的變化

6、Effect to DTMF decoding of Doppler shift in ground-air HF communication
短波地空通信多普勒頻移對DTMF信號解碼影響

doppler shift翻譯