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随着全球环境的进一步恶化,各国政府越来越重视环境资源问题。我国已经投入大量人力物力完成了各类工程项目和相关的研究工作,积累了大量的环境资源数据,如何科学有效地利用这些数据,是我们面临的现实问题。空间数据库是在数据库技术基础上发展起来的。利用多源空间数据库进行存储与管理,正逐步应用到城市规划、土地管理等领域。本文阐述了多源空间数据库的设计方法及建立过程。 更多还原

【Abstract】 With the further deterioration of the global environment,governments increasingly attach greater importance to environmental problems.China has invested substantial human and material resources to complete all kinds of projects and related research work,accumulate a lot of resources,environmental data.How scientific and effective use of these data resources are urgently needed to solve the real problem.Spatial database developed on the basis of geographic information system technology,database t...