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人造卫星多普勒观测
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人造卫星多普勒观测
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理学
﹝空间测地技术﹞
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satellite doppler measurement
人造卫星多普勒观测
利用人造卫星发射的无线电波固有频率和地面站接收频率的“多普勒频移效应”来进行人造卫星定轨和地面点定位的一种方法。
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veterinary forensic medicine
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