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米 / 秒，授时误差小于 20 纳秒。通过精密单点定位服务信号，北斗卫星导航系统可实现定位水平精度优于 0.3 米、垂直精度优于 0.6 米。

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e Senate before being sent to the US president to be signed into law or vetoed.The bill names several Chinese integrated circuit companies, including ChangXin Memory Technologies, Hua Hong Semiconduct

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