key punch unit 键控穿孔机
numeric key punch 数字打孔机 ; [计] 数字键穿孔
manual key punch 手工馈送穿孔机
key punch machine [计] 键控穿孔机
key punch error 键控穿孔错误
key-punch 打孔机
totalizing key punch [计] 总码键控穿孔机
key card punch 卡片穿孔机 ; 键打卡机 ; 密钥卡片穿孔机
key punch slot 钥匙槽
以上来源于: WordNet
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
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