This paper proposes a dynamic navigation system for project ships on the basis of GPS's positioning technology and developing instruments of visual procedure.

提出了一种基于GPS定位技术和可视化程序开发工具的工程船舶动态导航系统。

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TDS-1 payloads include instruments to track ships and monitor the sea surface for freak waves, and even a self-destruct "sail" that will pull the spacecraft out of the sky at the end of its mission.

BBC: Plan to 'Catapult' UK space tech