【摘要】 Internet的发展正在进入以服务为特征的第二代。Web服务概念的提出对Internet应用的发展产生了积极的影响，越来越多的公司和企业开始利用Web服务技术实现企业级应用和在Internet构建电子商务平台。该文结合当前Internet应用的发展趋势，分析了当前GIS应用的现状，提出了基于Web服务的GIS系统及其体系结构，并对该体系结构的特点和实现的关键技术作了介绍。更多还原

【Abstract】 Now the development of Internet is entering the next generation based on services. The putting forward of Web services concept produces great effect on Internet application development. More and more companies and enterprises begin to use Web services technology to develop enterprise application and construct E-business platform on Internet. According to the Internet developing trend, this paper analyses GIS developing status, and brings forward the idea about GIS based on Web services and discusses its architecture features and key technologies.更多还原