摘要： 主要讨论了系统组件式开发实现中的关键技术，以三层结构为基本框架，具体讨论了系统的设计与实现思路。系统结构灵活，层次清晰，具有一定的先进性、创新性和实用价值。

关键词: 客户/服务器, 网络地理信息系统, 三层结构

Abstract: To deploy GIS application in Web is an important research direction in GIS area.This article discusses the key technique about the component implement in details,and takes the three layer structure as the basic framework,particularly studies the design and implement idea.The system frame is vivacious and runs swiftly,with a creative and fine feature.

中图分类号: 

• P208