| 释义 |
key punch
key punch n (Computer Science) Also called: card punch a device having a keyboard that is operated manually to transfer data onto punched cards, paper tape, etc vb (Computer Science) to transfer (data) onto punched cards, paper tape, etc, by using a key punch key punch
key punch[′kē ‚pənch] (computer science) A keyboard-actuated device that punches holes in a card; it may be a hand-feed punch or an automatic feed punch. AcronymsSeekey pad |