N a device having a keyboard that is operated manually to transfer data onto punched cards, paper tape, etc 键盘穿孔机 (Also called card punch)
V to transfer (data) onto punched cards, paper tape, etc, by using a key punch 使用键盘穿孔机传输(数据)至穿孔卡片上
Of course, to thwart the scheme you could simply place your hand over the entire keypad to impart heat to every key after you punch in your PIN.
当然，想要破坏这个阴谋，你就只需在键入密码后将整个手掌放在键盘上，这样分布在键盘上的热量就均匀了。
The procession code program of nc punch press is the key to nc-machining.
数控冲床的加工代码程序，是数控加工的关键所在。
Cold extrusion punch is an important workpiece in punches and its strength analysis is a key component in punch design.
凸模是冷挤压模具中重要的工件，其强度计算是模具设计的一个主要课题。
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