In this paper, a method of optimum profile design of cylindrical grinding gear hob is given.
本文提出了圆磨齿轮滚刀的优化造形法。该方法使圆磨滚刀的造形精度得到明显提高。
The optimum design of Controlled Diffusion Airfoils (CDA) is one of the main research fields in subsonic and transonic profile design for multistage compressor.
可控扩散叶型（ CDA）的优化设计是目前国外对亚音、跨音速压气机叶型研究的主要内容之一。
Based on this model a computer aided optimum design system of die bearing length and openings layout for aluminium profile extrusion is developed.
根据该模型开发了铝型材挤压平模工作带长度和模孔配置的计算机辅助优化设计系统。
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