| 释义 |
punch-card 释义 穿孔卡片 例句 1·At first this meant making punch -card tabulators, but IBM moved on to magnetic-tape systems, mainframes, PCs, and most recently services and consulting. 最初,它制造穿孔卡显示器,之后开发磁带系统,大型计算机及个人计算机,如今,又转向服务和咨询业务。 2·Here’s Herman Hollerith’s punch -card tabulating machine designed for the 1890 census–a predecessor of modern computers, and the product of a company that, after several mergers, evolved into IBM. 这种机器是为1890年的人口普查设计的,而它正是现代计算机的前身。 生产这种机器的公司,几经合并,成为IBM公司。 3·quot;The triangle program reads three numbers from a punch card ... and interprets them as the sides of a triangle. "三角形程序从一个穿孔卡片中读取三个数据,并将它们作为三角形的三个边。
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