P-GPS 血小板膜糖蛋白
gps p Shows Position 查看当前坐标
Direct GPS P-Code acquisition P码直捕
P-Code The GPS precision code GPS精密码
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Through verification of living examples, the accuracy of GPS height fitting is mainly dependent on the accuracy of GPS geodetic height, accuracy of coincident point normal height, coincident p…
一般在重合点数量充足且分布均匀的情况下，GPS高程拟合的精度可达到四等水准网的精度要求。
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