“assisted global positioning system”的概念、定义、翻译、参考文献-科学参考

单词	assisted global positioning system
释义	assisted global positioning system Encyclopedia 工学卫星导航释 assisted global positioning system;AGPS辅助全球定位系统结合了网络基站信息和GPS导航系统信息对移动台进行定位的系统。
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