一个虚拟环境的建立主要包括创建场景和漫游场景。
The foundation of a virtual environment mostly includes two parts, creating of scene and navigation of scene.
研究面向虚拟环境的场景管理关键技术并加以实现。
In this paper, several key technologies on virtual environment oriented scene management and their implementation are addressed.
虚拟环境漫游系统，传统上是采用计算机图形学原理建模来绘制虚拟场景。
Virtual environment walkthrough systems traditionally use computer graphics to model and render virtual environments.
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