计算机术语“Ypunch”的中英文意思、释义、翻译及用法-计算机英汉双解词典

术语	Ypunch
释义	Ypunch Y穿孔；［Y打孔］ 1. A punch in the Y or 12 row of an 80column card, i.e., the top row of the card. 在80列卡片的Y行或第12行(即该卡片的顶行)上穿的孔。 2. A punch in position 12 of a column. It is often used for additional control or selection, or to indicate a positive number as if it were a plus sign. 在一列的位置12处穿的孔。常用作附加的控制或选择，或者象加号那样表示一个正数。
随便看	performance (PERF) performance reference perigee period period definition periodic periods processing peripheral peripheral allocation table (PAT) peripheral bound peripheral control peripheral control switching unit peripheral control transfers peripheral control unit(PCU) peripheral conversion program peripheral device peripheral device controller peripheral driver peripheral equipment peripheral equipment operators peripheral interface peripheral interface adapter(PIA) peripheral interface channel peripheral limited peripheral link

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