This paper introduces some key technologies in reverse engineering of automobile covering panel. such as, CMM, fitting of surface, reconstructing of surface, smoothing of surface etc.

介绍了汽车覆盖件逆向工程中的若干关键技术，诸如，三座标测量技术、曲面拟合技术、曲面重构技术、曲面光顺、曲面片的拼接等技术。

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Some key issues are also discussed in archiving of die drawing of automobile-covering panel and communication system, and then propose a specific system structure.

我们在讨论了汽车覆盖件模具图存档与通信系统的几个关键性问题的基础上提出了一个具体的系统结构。

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