释义 |
card punch
card punchn1. (Computer Science) a device, no longer widely used, controlled by a computer, for transferring information from the central processing unit onto punched cards. Compare card reader2. (Computer Science) another name for key punchcard punch
card punch(1) An early peripheral device that punched holes into cards at 100 to 300 cards per minute.
(2) See keypunch machine. |