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介绍了以计算机为辅助工具，用宽展量法设计二辊定径机椭圆孔型的基本步骤及计算机设计框图。此方法比传统设计方法具有设计效率高、质量好等优点。
This paper introduces the basic steps and computer design block diagram of the elliptical hole shape of two-roll sizing machine with the aid of computer as aided tool. Compared with the traditional design method, this method has the advantages of high design efficiency and good quality.