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differential VLBI astrometry technique
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differential VLBI astrometry technique
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理学
﹝空间测地技术﹞
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differential VLBI astrometry technique
差分VLBI天体测量技术
利用条纹相位的差分方法来测量小角距的两颗致密射电源的相对位置的技术。该技术可以消除或极大减小大气和观测设备的误差,从而将测量精度提高到亚毫角秒、微角秒量级。
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