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70mm from bottom 50mm from bottom 30mm from bottom 10mm from bottom 5mm from bottom bottom 板材成形過程圖 (ReDraw) BLANK HOLD 30mm from bottom 25mm from bottom 20mm from bottom 15mm from bottom 10mm from bottom 5mm from bottom 1mm from bottom 40mm from bottom 總結(jié) 本零件拉延分析基本成功,可以進(jìn)行下一步設(shè)計(jì)工作 .