Furthermore, applying the Dopplershiftmethod, one can find the mass of a star.
此外，应用多普勒频移的方法，可以发现恒星的质量。
2
This paper has discussed the way of probing Dopplershift signal based on crossed phase detecting method in detail and introduced each function circuits briefly.
本文详细的论述了依据正交相位检测法提取多普勒频移信号的方法，并对各部分实现电路作一简要的介绍。
3
Doppler frequency shift observation of ionospheric high frequency echo is an important method for studying ionospheric disturbances.