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。
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.
本文简单介绍了WWW系统，提出利用WWW来建立化学化工信息系统。
The chemical information services, mainly on industrial chemistry and chemical engineering, via WWW are discussed in this paper.
本文偿试将地理信息系统应用在汞的生物地球化学循环研究中。
We research application of GIS to the biogeochemical cycle of mercury.
文章介绍了国内外危险化学品现状，分析了危险化学品包装安全信息系统的可行性及优越性，并具体分析了系统设计的功能模块。
This thesis introduces the actuality of dangerous chemicals and packaging safety, then analyzes the feasibility and superiority of this system, and analyzes system's models.
文章介绍了国内外危险化学品现状，分析了危险化学品包装安全信息系统的可行性及优越性，并具体分析了系统设计的功能模块。
This thesis introduces the actuality of dangerous chemicals and packaging safety, then analyzes the feasibility and superiority of this system, and analyzes system's models.
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