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综述了拔长工艺研究进展 ,重点阐述了近期以系统观点研究拔长而获得的拔长工艺理论、临界砧宽比、临界料宽比的最新成果 ,展望了拔长工艺未来研究趋势
In this paper, the progress of research on drawing process is reviewed. The recent achievements of drawing process theory, critical anvil-width ratio and critical material aspect ratio obtained from a systematic perspective are mainly discussed. The future research trends of drawing process are also discussed