Ship positioning and navigation 船舶定位与导航
positioning and navigation service 定位导航服务
Vehicle positioning and navigation 车辆定位导航
satellite positioning and navigation 卫星定位与导航
Integrated train positioning and navigation 组合定位导航
positioning and composed navigation 定位与综合导航
navigation and positioning 导航定位
gps navigation and positioning gps导航定位
This paper is focused on the following technologies: embedded development, 3S integration, spatial data collection, mobile computing, wireless communication, GPS positioning and navigation, and the fields of computer science and spatial information science.
论文研究主要涉及嵌入式开发技术、3S集成技术、空间数据采集、移动计算技术、无线通讯技术、GPS定位导航等技术以及计算机科学和空间信息科学等领域。
参考来源 - 基于移动GIS的数据采集系统研究与开发Objective: To approach the feasibility of the three-dimensional positioning and navigation with regular catheter electrodes in intracavitary with a low-frequency electrical field.
目的:探讨基于低频电场方式进行心腔内三维定位导航及心内膜重构的可行性。
参考来源 - 基于低频电场方式实现心腔内三维定位导航及心内膜重构的基础研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The positioning and navigation system is the base of mobile robot.
导航是移动机器人的基础，定位是导航的关键。
GPS carrier phase's information can be used accuracy positioning and navigation.
利用GPS载波相位信息可以达到精密导航定位。
It can provide some reference worth to expand the application field of Software Radio and study the framework of the satellite positioning and navigation receive system.
所做工作对开拓软件无线电的应用领域和卫星定位导航系统接收机结构的研究有一定的应用价值。
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