There are three types of stamping dies: single process die, compound die and progressive die. In this design, progressive die is involved, and progressive die is also called continuous die. Its definition is to arrange the processes in a set of dies according to a certain order. By setting the feedi
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械设计课程设计说明书 (word) CAD图（装配图 部分零件图*.dwg)
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软件工程学籍管理系统的作业(概要设计说明书+学籍管理系统结构化图+学生成绩管理结构分析)
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