keypunches 基本解释
n.键控芽孔机；盘式穿孔机；键盘穿孔机v.用打孔机打孔网络键控穿孔机；按键打孔；键盘凿孔机
变形
复数：keypunches
过去分词：keypunched
现在分词：keypunching
英英释义
Keypunch
A keypunch is a device for precisely punching holes into punch cards at specific locations as determined by the keys struck by the operator.以上来源于:Wikipedia
keypunches 相关例句
权威例句
Columbia University Computing History: IBM KeypunchesComputer key-punch work-station having adjustable copy support-shelfFatigue assessment on key punch operators, typists and othersSequential Observation on Key Punches : Report IIKey Punch Instruction In High School.Rapid Structure Searches via Permuted Chemical Line Notations. II. A Key-Punch Procedure for the Generation of an Index for a Smal...A handbook of modern keypunch operationIs Keypunch Verification Really Necessary?Uncovering ‘hidden’ contributions to the history of Digital Humanities: the Index Thomisticus’ female keypunch operatorsUnidentified young people converse during Liberty Mutual keypunch training.
