您要查找的是不是：
- A perforation,as in a punched card or paper tape. 在穿孔卡片或纸带上穿孔的一种动作。
- A perforation, as in a punched card or paper tape. 在穿孔卡片或纸带上穿孔的一种动作。
- A group of adjacent card columns on a punch card. 穿孔卡片上一组相邻的列。
- One of the horizontal lines on a punched card. 穿孔卡片上的水平行。
- Help! I'm trapped in a binary punch card factory! 救命!我被困在了一个二进制穿孔卡片工厂里!
- The first step is to read the contents of a punch card into a core. 第一步是把穿孔卡的内容读入磁心。
- A punched card which is an exact copy of a previous punched card. 一种穿孔卡片,它是先前某个穿孔卡片的准确无误的拷贝。
- Commission on Codification Ciphering and Punched Card Techniques. 作者 ：International Union of Pure and Applied Chemistry.
- The adjacent card rows at the bottom of a punch card. 穿孔卡片的底部各邻接的行。
- To punch identical hole patterns into each punch card of a card deck. 把同样的信息孔穿在一叠卡片中的每一张上。
- A line of punch positions parallel to the Y datum line of a punch card. 和卡片的Y基准线平行的一行穿孔位置。
- A line of punch positions parallel to the shorter edges of a punch card. 平行于穿孔卡短边的一行穿孔位置。
- Pertaining to a particular type of code or punched card utilizing12-rows per column and usually80-olumns per card. 用于说明一种每列12个孔位、每张卡片通常有80列的穿孔卡或一种特别类型的代码。
- "Reading" is taking the coded information from punched cards or paper tape. “读出”就是从穿孔长片或纸带上提取代码信息。
- A region on a punch card or on magnetic tape in which nondigital information is recorded. 储存非位资料的地区打孔卡或磁带上没有记录信息的部分
- A device which reads data from punched cards and sends them to the computer. 从穿孔卡片上读出数据送入计算机的一种装置。
- Punched card: An input medium that represents data as patterns of holes punched in a card. 穿孔卡:一种输入介质,在卡片上用穿孔的形式表示数据。
- Punch card: Card punched with a pattern of holes encoding data for storage and reading. 穿孔卡:依照固定模式打孔，作为代码，贮存和阅读资料的卡。
- A device that prints on a punched card the characters corresponding to hole patterns punched in the card. 一种将穿孔卡片上已穿好孔的数据打印在卡片上的装置。
- Punch card tabulating machine invented by Herman Hollerith. Wall Street Journal first published. 赫尔曼.;霍尔瑞斯发明穿孔卡片制表机。《华尔街日报》首次发行。
