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。
In the specific engineering practice, if the program is wrong, the development design related will waste more time and money.
在具体的工程实践中，如果因为方案有误而进行相应的开发设计，会浪费较多的时间和经费。
The FEM method was adopted to verify the rationality of the design program. The situation results confirmed with engineering practice.
应用有限元方法来验证设计方案的合理性，模拟结果与工程实践基本吻合。
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