With constant enlargement of GIS application domain. People need abundant and various spatial data more and more.
随着GIS应用领域的不断扩大，人们越来越需要丰富的、多样的空间数据。
This paper has discussed actuality and character of the application of GIS technology in geo-environment domain, quested for developing ways of geochemistry information system based on GIS technology.
本文讨论分析目前GIS技术在地学环境领域应用的现状和特点，并探讨了基于GIS技术的地球化学信息系统的开发方式。
In the mineral resource appraisal domain, the GIS application received the widespread attention.
在矿产资源评价领域中，GIS的应用受到广泛的关注。
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