本DLL应用场合广泛，比如车辆定位系统，路灯监控系统，这些都与地理信息有关。其实在一些需要图形界面，用户能在图形背景上自定义作图，并在该图形界面上进行操作的场合都能得到很好的应用。-wide applications, such as vehicle location system, street lamps monitoring systems, which are related to geographic information. In fact, some need a graphica

此源代码是以txt文本编辑的x3d虚拟场景文件，里面是一个路灯的设计模型，可以供学习者和开发者使用-This source code is a text editor x3d txt file virtual scene, which is a street design model, you can use for learners and developers

基于GIS的路灯管理系统，实现了地图浏览控制的基本功能。主要实现路灯的管理，检修，分析，决策等功能。-GIS-based street management system to realize the basic functions of the map view control. The main street to achieve the management, maintenance, analysis, decision-making functions.

用lisp语言编写的草地，路灯，下水井，栅栏填充符号，可在CAD中使用-The lisp language written grass, street lights, under water wells, fences fill symbols can be used in CAD