Virtual scene synthetic system 虚拟景象合成系统
Particle system based on GPU to simulate rain and snow is widely used in virtual scene simulation for its high efficiency.
在虚拟场景中采用基于GPU的粒子系统来模拟雨雪，因其效率较高，得到了广泛的应用。
To remove the limitations of traditional scene graph structure in development of virtual maintenance training system(VMTS), a new scene graph structure is presented.
针对传统场景图结构在开发虚拟维修训练系统时的局限性，提出了一种新的场景图数据结构。
A roaming system of chemical scene was introduced, which took producing locales of some chemical factory as model and developed by use of virtual reality technique.
以某化工企业的生产现场为模型，应用虚拟现实技术，建立了一套化工场景漫游系统。
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