According to the design of network navigation system its function is implemented which a system is adapt to mobile device.
介绍了自主导航技术并提出了不足之处，设计了网络导航系统，实现了一个适合移动设备的网络导航服务系统应有的功能。
It marks the establishment of a basic system for the navigation and positioning network.
它标志着北斗区域卫星导航定位的基本系统建设完成。
This paper tables a scheme of ship navigation system network based on field bus.
本文提出了基于现场总线的舰船导航系统网络方案。
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