【摘要】 介绍了地理信息系统的定义,分析了当前条件下地理信息系统的应用方向和发展趋势。随着技术的不断发展,地理信息系统在中国的应用发展也面临着各种各样的问题。如何看待这些问题和它们之间的关系,是今后我国地理信息系统的主要研究方向。更多还原

【Abstract】 The paper introduced the definition of gis ,and on the base of this definition analyzed trend of gis development in current.With the develop of gis technology.there are so many problems on gis development of china,How to recognize these problems and the relationship tetween them is the is the main research direction.This paper based on theory analyze bring forward the direction of developmnet.更多还原