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科学技术的发展日新月异,以计算机为代表的信息化技术在现代社会进步中扮演着非常重要的角色。3S(GIS、GPS、RS)系统是信息技术的重要组成部分,已经渗透到社会各个方面,促使人们在生产、生活中发生深刻的变化,对于国民经济增长和社会发展,对于推动其他领域发展的辐射作用,越来越广泛地得到社会的认可和重视,社会对于地理信息的需求,在解决资源环境、人口、土地、灾害和可持续发展的重大问题上,迫切需要国家的、区域的、局部的地理信息系统作为规划、监测、管理、决策的依据。
The development of science and technology is changing with each passing day. Information technology represented by computers plays a very important role in the progress of modern society. The 3S (GIS, GPS, RS) system is an important part of information technology and has infiltrated all aspects of society, prompting profound changes in people’s life and production. It is also important for the growth of the national economy and social development and for promoting the development in other fields Radiation effects are increasingly recognized and valued by the society. The society’s demand for geographic information urgently requires national, regional and partial economic development in addressing major issues concerning resources, environment, population, land, disasters and sustainable development. GIS as the basis for planning, monitoring, management and decision-making.