The motion modeling system structure of virtual gear measuring center is introduced.

介绍了虚拟齿轮测量中心运动建模的体系结构。

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By using the related method of UG, the profiles of virtual gear are generated, the profile surface is formed by swept along the generater of graduation cone;

利用UG软件的相关功能，生成直齿圆锥齿轮的当量齿轮的齿廓曲线，并沿分度圆锥母线扫描获得齿廓曲面片体；

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Gear measurement virtual instrument based on machine vision that takes full advantage of computer in terms of database and network can realize quick and accurate on-line measurement.

用机器视觉技术构建齿轮测量的虚拟仪器，能够充分利用计算机在数据库和网络等方面的巨大优势，对齿轮进行快速、准确的在线测量。

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Similarly, by adjusting the parameters of the mathematical model, it is possible to change the design of the virtual car, trying out different gearboxes and gear ratios, or adjusting the suspension.

ECONOMIST: Car design

Players can also buy virtual currency called Crowns and spend it on in-game pets and gear.

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