During the process of virtual campus walkthrough, collision detection is the vital interaction base between dynamic object and static object or among the dynamic objects.
在虚拟校园系统漫游过程中，虚拟场景漫游的动态物体与静态物体之间或者动态物体与动态物体之间的交互基础就是碰撞检测。
The experiments illustrate that the algorithm accelerates the velocity of collision detection and ensures the real-time requirement of collision detection in virtual dynamic machining environment.
实验证明，此算法有效地提高了碰撞检测的速度，保证了虚拟动态加工环境中碰撞检测的实时性。
Absrtact: Collision detection is an important component of virtual reality system. It plays a vital role in the reality of the virtual navigation and expression of dynamic elements.
摘要：碰撞检测是虚拟现实系统的一个重要组成部分，它对虚拟场景漫游及动态元素表达的真实性起着至关重要的作用。
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