科普知识普及-中国北斗导航

北斗卫星导航系统由空间段、地面段和用户段三部分组成,可在全球范围内全天候、全天时为各类用户提供高精度、高可靠定位、导航、授时服务,并具短报文通信能力,已经初步具备区域导航、定位和授时能力,定位精度10米,测速精度0.2米/秒,授时精度10纳秒。

Beidou satellite navigation system consists of space segment, ground segment and user segment consists of three parts, all-weather, all-time high accuracy to provide all types of users on a global scale, highly reliable positioning, navigation and timing services, and a short message communication capacity, it already has regional navigation, positioning and timing capabilities, positioning accuracy of 10 meters, velocity accuracy of 0.2 meters / second, timing accuracy of 10 nanoseconds.

 

 

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