开发了与钢管减径过程相关的辅助工艺系统，能够用来确定轧辊的速度制度及张力系数等。
A process design system for tube reducing process has been developed to determine the roll speeds and tension coefficients at individual rolling stands.
基于计算机辅助设计（ CAD）与计算机辅助工艺设计（C APP）开发了一种焊管轧辊设计系统。
On basis of CAD and CAPP, we research and develop one set of design program system for welded pipe roller. This paper introduce us function and parameter design method of program system.
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