Wrinkling usually happens in the punching process of curved surface sheet metal.
曲面板件在冲压成形时常常发生起皱现象。
参考来源 - 马鞍形板件冲压成形新工艺There is important reference value to realize the digitization and automation of punching parts’ on-line detection.
对于实现冲压件生产在线检测的数字化和自动化,有重要的参考价值。
参考来源 - 基于3D对齐技术的冲压件在线检测设备The hot forming process of cannonball body semiproduct is mainly composed of four operations: pressing, punching, ironing, and shell nosing.
炮弹弹体毛坯热精密成形过程主要由压型、冲孔、引伸和收口四道工序组成。
参考来源 - 炮弹弹体毛坯精密热成形数值模拟仿真与试验研究·2,447,543篇论文数据,部分数据来源于NoteExpress
V-T If you punch someone or something, you hit them hard with your fist. 用拳猛击
After punching him on the chin she wound up hitting him over the head.
她对准他的下巴猛击一拳,最后又在他的头上打了一拳。
N-COUNT Punch is also a noun. 一拳
He was hurting Johansson with body punches in the fourth round.
他在第4个回合猛击约翰逊的身体。
PHRASAL VERB Punch out means the same as . 用拳猛击
"I almost lost my job today."—"What happened?"—"Oh, I punched out this guy."
“我今天差点丢了工作。”—“怎么回事?” —“噢,我把那个家伙狠揍了一顿。”
V-T If you punch something such as the buttons on a keyboard, you touch them in order to store information on a machine such as a computer or to give the machine a command to do something. 按 (键或钮)
Mrs. Baylor strode to the lift and punched the button.
贝勒太太大步走到电梯前按了一下按钮。
V-T If you punch holes in something, you make holes in it by pushing or pressing it with something sharp. 在…上打孔
I took a ballpoint pen and punched a hole in the carton.
我拿了一支圆珠笔在纸板箱上戳了个孔。
N-COUNT A punch is a tool that you use for making holes in something. 打孔器
Make two holes with a hole punch.
用打孔器打两个孔。
N-UNCOUNT If you say that something has punch, you mean that it has force or effectiveness. 力量; 效力
My nervousness made me deliver the vital points of my address without sufficient punch.
我太紧张,讲到演说关键地方时不够有力。
N-MASS Punch is a drink made from wine, spirits, or fruit juice, mixed with things such as sugar and spices. 潘趣酒
...a bowl of punch.
…一碗潘趣酒。
He was punching the air in triumph.
他得意扬扬地挥舞着拳头。
You can bank by phone in the U.S., punching in account numbers on the phone.
在美国,你可以用电话完成银行业务,通过在电话上输入账号的方式。
It's now five in the morning, and Boston office towers are punching through the dawn haze.
VOA: standard.2010.07.20
East Texas is right and now he's punching cows," and that was exactly right, and still I couldn't believe Gene could really have known Slim whom I have been looking for more or less for years.
是在得克萨斯州的东部,但现在他在放牛“,“这可真是太巧了“,但我仍然不能相信,吉恩真的认识细杆,这几年来我一直在找他。
Britain has traditionally prided itself on punching above its weight on the international scene.
VOA: standard.2010.04.30
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