vt. press
misc. press forging
...即将传统成形方法结合起来而形成的新工艺，如日本Sony、日立金属、东京精锻工所共同开发了一种新锻造技术一压锻（Press forging），并已投入工业生产。
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压锻通过压力机缓慢的挤压动作将巨大的压力传递给工件。
Press forgings. Press forgings use a slow squeezing action of a press, to transfer a great amount of compressive force to the workpiece.
铆接机、金属屑压块机、锻造操作机、大型热锻液压机等产品。
Riveting machines, metal shavings Press, forging machine operators, large products such as hot forging hydraulic press.
利用压杆塑性稳定条件，导出了锥腔的临界角；提出了不产生塑性失稳镦锻的综合条件。
By the conditions of plastic stability of a column, the critical coning of die cavity is derived. conditions under which plastic instability can be avoided during upsetting are proposed.
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