number and letter punch 数字及字母冲
Note the number of this punch.
记录这个冲杆号码。
It USES process rules to realize step layout optimization for guaranteeing working precision of progressive punch die after obtaining keypoint and minimum number of working steps.
利用工艺规则,通过起始关键点的获取,最少工步数的确定,到排样的优化,来保证级进模的工作精度。
The number of the prepared punch is entered.
输入准备好的冲杆号码。
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