In this paper we propose a method of projective transformation from pitch surface to cutter surface for studying face mill cutters.
文中借助于形象思维把齿轮的啮合几何化，提出了一种研究按滚切法工作的切齿刀具的方法，从节曲面到齿曲面的射影变换。
It could optimize the road surface and succeed in design of pitch surface of non-line optimization design. It has the character of saving time and making it accurate.
利用遗传算法对路面结构进行优化，可成功求解沥青路面结构非线性优化设计模型，具有节省时间、优化结果准确的特点。
It could optimize the road surface and succeed in design of pitch surface of non-line optimization design. It has the character of saving time and making it accurate.
利用遗传算法对路面结构进行优化，可成功求解沥青路面结构非线性优化设计模型，具有节省时间、优化结果准确的特点。
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