这篇文章讨论了计算机辅助工业设计过程中的人机设计问题，提出了一套完整的三维数字化人机设计子系统的构建想法。
The man-machine design problem in Computer Aided Industrial Design process was studied. The method which provides the three-dimensional digitization design subsystem was presented.
这其中包括针对典型三维特殊效果进行粒子系统建模，对特殊效果库进行结构设计，以及对三维特殊效果模型的封装、存储和管理等过程。
It includes modeling of typical special effects based on particle system, designing the structure of special effects model base, encapsulating, depositing and managing models, and so on.
基于粒子系统提出了一种三维火焰模拟算法，并利用GPU加以实现。
This paper, presents a simulation method of three-dimension flame based on particle system, and is realized by GPU.
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