“satellite navigation system”的概念、定义、翻译、参考文献-科学参考

单词	satellite navigation system
释义	satellite navigation system Encyclopedia 工学卫星导航系统释 satellite navigation system卫星导航系统采用卫星导航技术，能为地球表面或近地空间任何地点的用户提供全天候三维坐标、三维速度以及时间信息的天基无线电定位导航系统。
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