“precise ephemeris service”的概念、定义、翻译、参考文献-科学参考

单词	precise ephemeris service
释义	precise ephemeris service Encyclopedia 工学GNSS精密定位释 precise ephemeris service精密星历服务利用卫星系统地面控制站或地面跟踪站观测数据，按照一定的数学方法计算的卫星星历，对外提供精密定位服务。
随便看	Alexander Grey Zulu Alexander Grigorevich Arutyunyan Alexander Grigorievich Arkhangelsky Alexander Hamilton Alexander Hamilton Stephens Alexander H.Cohen Alexander Hore-Ruthven Alexander horned sphere Alexander ideal Alexander I. Kalina Alexander invariant Alexander Island Alexander Ivanovich Ertel Alexander Ivanovich Levitov Alexander Ivanovich Odoevsky Alexander Ivanovich Oparin Alexander Ivanovich Polezhayev Alexander Ivanovich voikov Alexander Ivanovich Vvedensky Alexander Kipnis Alexander-Kolmogorov-Spanier cohomology theory Alexander Kruger Alexander Lange Kielland Alexander Lippisch Alexander Mackenzie

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