PREFACE
来源期刊：Acta Metallurgica Sinica2015年第12期
论文作者：张士宏
摘 要：<正>The International Deep Drawing Research Group(IDDRG)was started in the late 1950s as an organization of national groups devoted to the study of sheet metal forming including forming processes,materials,formability issues,tooling and tribology.The IDDRG conferences started in1960 is taking place every two years,recently every year at alternating locations around the globe:4times in France(1960,1980,2005,2014),3 times in Germany(1962,1986,2004),Sweden(1974,
张士宏
摘 要：<正>The International Deep Drawing Research Group(IDDRG)was started in the late 1950s as an organization of national groups devoted to the study of sheet metal forming including forming processes,materials,formability issues,tooling and tribology.The IDDRG conferences started in1960 is taking place every two years,recently every year at alternating locations around the globe:4times in France(1960,1980,2005,2014),3 times in Germany(1962,1986,2004),Sweden(1974,
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