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radio celestial navigation
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radio celestial navigation
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射电天文导航
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radio celestial navigation
射电天文导航
利用射电观测设施,采用天文方法测量射电源等天体的方位角度、电磁辐射等信息确定运动载体的位置、航向、姿态等信息的一种技术。
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urban migrant
urban military geography
urban mine
urban mining
urban mobility
Urban Modelling: Algorithms, Calibrations, Predictions
urban modern agricultural demonstration park
urban morphology
urban mosaic
urban near-nature forest
urban niche
urban night scenery
urban noise prevention planning
urban non-basic function
urban optimal scale theory
Urban Panning
urban parks movement
urban passenger and freight hub facilities
urban pattern and disaster prevention
urban physical geography
urban planning
Urban Planning Act
urban planning and health impact
urban planning area
urban planning commission
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