车载导航GPS系统的地图数据库设计与实现，PDF论文项目设计借鉴-GPS car navigation map database system design and implementation, PDF thesis project design drawing

在android系统下，用Spatialite数据库实现arcgis地图的空间查询功能的源码。-In the android system, database implementation using Spatialite arcgis map the spatial query capabilities of the source.