Its include virtual assembly, model teaching, flow field display, test-run experiment. The system make use of the technology of virtual let the teaching effect visualize, real time, reality.

该系统由虚拟装配、模化教学、流场显示、试车实验四大部分组成，该系统利用虚拟现实技术使得发动机教学效果达到了形象、实时、逼真。

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This paper presents the principle of the virtual experiment teaching, and indicates a design scheme for virtual experiment teaching system on VRML.

这里，分析了虚拟教学实验的原理，提出了一种基于VRML的虚拟教学实验的设计方案。

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Virtual experiment system of engineering graphics model is a complete new method for teaching process optimization. It can remove the defects of traditional experiment system for engineering graphics.

工程图学模型虚拟实验系统是教学过程优化的一种崭新手段，可以有效地克服传统工程制图实验教学的缺陷。

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