A formula of atmospheric refraction error of range measured by difference frequency delay method is presented.
给出了用差频延时法测距的距离折射误差计算公式。
The effect of atmospheric refraction error on observed value is a very thorny problem in EDM trigonometric leveling.
在光电测距三角高程测量中，大气折光对观测量的影响是一个非常棘手的问题。
The radio wave propagation velocity is slowed and the ray producing bend but to the asymmetry of the atmospheric medium, the refraction error is produced.
由于空中大气介质的不均匀性使得电波传播速度减慢射线产生弯曲，从而产生折射误差。
The error of correction for atmospheric refraction is one of the biggest error sources in precise GPS measurement.
在精密gps测量中，大气折射改正误差是最大的误差源之一。
The usable accurate error values can not be given by the existing atmospheric refraction theories, especially in the case of greater zenith distances.
尤其是在大天顶距的情况下，用目前的大气折射理论，不能给出可用的精确数值。
The usable accurate error values can not be given by the existing atmospheric refraction theories, especially in the case of greater zenith distances.
尤其是在大天顶距的情况下，用目前的大气折射理论，不能给出可用的精确数值。
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