“double-difference phase observation”的概念、定义、翻译、参考文献-科学参考

单词	double-difference phase observation
释义	double-difference phase observation Encyclopedia 工学宽巷观测值释 double-difference phase observation双差相位观测在全球定位系统（GPS）站间单差的基础上进一步消除与接收机有关的载波相位及其钟差项，两站对两颗卫星所作的单差相位观测值之差。
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