摘要： 介绍房地产信息系统中地理信息的一种实现方法，系统中电子地图采用Windows元文件（WMF）借式，地理信息位置坐标通过取点工具获取，以″对象叠加″的方式显示地理信息。

关键词: 信息系统, 电子地图, 取点工具

Abstract: This paper presents a kind of strategy that adds geography information to real estate information system.The basic idea of this strategy is using Windows MetaFile as electrical map and making the process of background map as the process of WMF file.Through getpoint tool, objection′s position was captured and then the objection was piled up on the background map.

中图分类号: 

• TP311