该小软件利用vb的基本控件，实现了三维图象的显示，只要按规定的格式输入数据，3D图就立马显示了！-vb use the basic controls, achieved a 3D image, as long as the required input data format, 3D map display on quickly!

北京地理信息公众查询系统 电子地图和媒体数据哪位大虾有共享一下(Beijing geographic information query system of electronic map and public media which prawn to data sharing)