[ 复数 punches 第三人称单数 punches 现在分词 punching 过去式 punched 过去分词 punched ]
The part was punched progressively in consideration of strength of the punch and its convenience to machine.
零件的外形采用分级冲裁,充分考虑凸模的强度和加工的便利。
参考来源 - 电器支架多工位级进模设计The conventional punch has two main form: crank punch and the hydraulic pressure ramming engine bed.
常规冲压机按驱动形式分为曲柄冲压机和液压冲压机床。
参考来源 - 高速数控冲床性能测试系统的研究Stress intensity factors at vertical crack tips and numerical results of pressure under punch are obtained.
最后得到垂直裂纹端点处的应力强度因子和压头下方的压力数值。
参考来源 - 具裂纹弹性材料接触问题Punch transplanted is precondition of foison for the farmer in busy spring.
要实现膜上打穴移栽,保质保量的在紧迫的春种季节完成移栽,是农民丰产丰收的前提。
参考来源 - 吊篮式移栽机的研究与分析·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。
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