Parametric design combined with mechanical engineering practice, the issue that transforms a draft drawing into a parametric drawing program is put forward and researched deeply.

结合参数化设计和机械工程的实际，提出并深入研究了从静态草图到参数化绘图程序的自动转换问题。

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In this research, the program of automatic generation of parts processing sketch, which is based on parametric drawing, is completed by means of defining features of parts.

本文所叙述的工序图的自动绘制模块是通过将零件分离成各种特征，在参数化绘图的基础上实现的。

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