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针对目前国内三维地理信息服务平台建设存在的问题,重点分析了三维GIS与三维仿真的关系,并基于重庆的建设实践,提出面向"体"的三维数据模型、三维数据分类与组织、海量三维空间数据管理、跨平台访问等关键技术问题的解决方案。 更多还原

【Abstract】 With the problems of the three-dimensional geographic public information service platform construction,this paper analysised the relationship between the 3D GIS and 3D simulation.And based Chongqing city experiences it present several key issues about the construction of three-dimensional geographic information public service platform,such as 3D data model on’volume’ concept,3D data classification and organization,massive 3D data management,data access between different platform,etc. 更多还原