So in order to satisfy and raise the need which transports efficiency and safety guarantee, the various countries have orientated systematic research to the thing that the vehicle navigates in succession.
所以为了满足提高运输效率和安全保障的需要,各国都相继开展了对车辆导航定位系统的研究。
参考来源 - 基于GIS/GPS车辆定位导航系统的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
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