城市环境地理信息系统(CEGIS)建立及开发过程应注意几个问题——以汕头市环境地理信息系统为例

Urban Environmental Geography Information System Establishment and Several Problems Paid Attention in the Course of the System Development --Base on ShanTou Urban Environmental Geography Information System

城市环境地理信息系统是地理信息系统的一个分支 ,是将计算机硬件、网络产品、应用开发和用户需求结合起来 ,形成完善的应用工程 ,它既是经验技术的结合 ,同时也代表着一种系统、现实、面向应用的思想。本文以汕头市为例 ,详细介绍了城市地理信息系统建立方法及在系统建设开发过程中应注意的几个问题 。

Urban environmental geography information system is an important branch of geography information system.It combines together computer hardware,computer network products,their appplications and consumer needs to form a complete application system.Urban environmental geography information system represents not only a combination of experience and engineering,but also a systematic,practical and application oriented concept and approach in terms of environmental protection.To use the geography information system better to serve the environmental protection,based on ShanTou urban environmental geography information system,the paper introduced urban environmental geography information system establishment in detail and several problems which should be paid attention in the course of the system development.