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。
So the construction, organization and management of 3d model data is a critical issue to be solved urgently in virtual geographical environment system.
三维地形场景实时绘制在虚拟现实、地理信息系统、仿真系统等领域中占有十分重要的地位。
The rendering of 3D terrain scene is playing a key role in many research fields such as virtual reality, geographic information system and simulation system, etc.
大规模三维地理场景是构建大规模虚拟战场场景的重要基础。
The large-scale three-dimensional geography scene is the important foundation to construct the large-scale virtual battlefield scene.
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