用于描述冲压操作变形程度的参数如表1所示。在坯料上出现的参数（表1）和最大应变(εmax） 之间的关系可以表示如下
拉伸冲压成形极限列线图的研究英文文献和中文翻译(4):http://www.youerw.com/fanyi/lunwen_92716.html
用于描述冲压操作变形程度的参数如表1所示。在坯料上出现的参数（表1）和最大应变(εmax） 之间的关系可以表示如下
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