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J. Mater. Sci. Technol. ›› 1992, Vol. 8 ›› Issue (6): 461-464.
HAN Jingtao ** Dept.of Mechanical Engineering,Tsinghua Unversity,Beijing,100084,China
HAN Jingtao ** Dept.of Mechanical Engineering,Tsinghua Unversity,Beijing,100084,China
摘要: <正> 1.IntroductionThe research of metal forming theoryand technology always takes an importantplace in materials science and engineering.However,in a long period,the developmentof technology goes ahead of the theoreticalstudy.Most design principles used in prac-