它的首要用处之一，是将打孔卡（punched card）的输入显示进去。那时，最风行的打孔卡是IBM公司出产的80栏打孔卡，每栏为一个字符，80栏便是80个字符。
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punched card machine [计] 穿孔卡片机 ; 孔卡处理机
punched card reader 穿孔卡片输入器 ; 穿孔卡片阅读器 ; 穿孔卡片输入机 ; 穿孔卡阅读机
punched card tabulator [计] 穿孔卡片制表机
binary punched card 二进孔卡 ; 二进制穿孔卡
edge punched card 边缘切咔片 ; 边缘打孔卡 ; 边缘穿孔卡片
Edge-Punched Card 逆缘打孔卡 ; 边缘穿孔卡片 ; 刻缘卡
punched card sorting 穿孔卡片分类
border punched card 边缘穿孔卡片
margin punched card 边缘切咔片 ; 边缘穿孔卡片
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同义词： punch card Hollerith card
以上来源于: WordNet
N (formerly) a card on which data can be coded in the form of punched holes. In computing, there were usually 80 columns and 12 rows, each column containing a pattern of holes representing one character (旧时数据编码中用的)穿孔卡 (Sometimes shortened to card)
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。
The user interface was largely in the form of punched card input and report output.
用户界面主要是穿孔卡片的形式输入和报告输出。
A card on which binary coded data are recorded with recording density larger than a punched card.
一种二进制编码数据卡片，其记录密度大于穿孔卡片。
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