Research on Visual Expression Method of Temporal Information in Virtual Geographical Environment;

地理模型分布式集成是虚拟地理环境研究的主要内容之一。

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The distributed integration of geographical models is one of the main objectives of the virtual geographical environment.

地理模型分布式集成是虚拟地理环境研究的主要内容之一。

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So the construction, organization and management of 3d model data is a critical issue to be solved urgently in virtual geographical environment system.

因此虚拟地理场景中三维模型数据的构建、组织与管理是目前虚拟地理环境建设亟需解决的核心问题之一。

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