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doppler observation
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doppler observation
Encyclopedia
工学
卫星导航信号测量处理
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doppler observation
多普勒观测量
全球导航卫星系统(GNSS)接收机测量导航卫星播发无线电信号的多普勒频移或多普勒积分计数而得到的接收机与卫星之间几何距离变化率的测量值。
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Rural School Consolidation Movement
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rural settlement system
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rural sewage treatment
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rural social contradiction
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