punched-card method穿孔卡片法
punched-card recorder穿孔卡片记录器
punched-card machine打卡机;翻译
punched-card control冲孔纸板控制
Punched carboard card明使用打孔卡片
punched d card machine穿孔卡片机
punched d card sorting穿孔卡片分类
punched-card systems穿孔卡片系统
punched d card tabulator穿孔卡片制表机
N(名词) (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)