GIS is a basic technical support for position location, navigation and map presentation in LBS.
GIS是LBS的位置定位、导航及地图表达的基础技术支撑。
In my tests, location and navigation were generally accurate.
在我的测试中，位置和导航信息总的来说很准确。
The route planning algorithm is the core issue of Vehicle Location and Navigation System.
路径规划算法是车载导航的核心问题。
The route planning algorithm is the core issue of Vehicle Location and Navigation System.
路径规划算法是车载导航的核心问题。
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