通过对型材零件的分析，提出了适当有效的成形工艺方案，在此基础上设计了压窝冲孔复合模，并计算了成形力。
Through the analysis of parts made by section material, an appropriate and effective technological process is put forward.
通过对型材零件的分析，提出了适当有效的成形工艺方案，在此基础上设计了压窝冲孔复合模，并计算了成形力。
Through the analysis of parts made by section material, an appropriate and effective technological process is put forward.
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