术语 | electronic calculator punch |
释义 | electronic calculator punch 电子计算穿孔机;[电子计算打孔机] A piece of standard peripheral equipment designed to read punched cards, perform mathematical and logic processing and punch the results into cards. 一种用来阅读穿孔卡片的标准外部设备,执行算术和逻辑运算,并把结果穿在卡片上。 |
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