1·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。
2·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。
3·To read the punched cards into the computer requires a card reader instead of the tape reader.
要把穿孔卡写入计算机,就需用卡片输入机来取代纸带输入机。
4·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。
5·Bouchon and Falcon's punched card loom appeared in 1775, later improved on by Jacques DE Vaucanson.
1775年,布香(Bouchon)和福尔肯(Falcon)的穿孔卡织布机出现了。后来,雅卡尔•德•沃康桑(Jacques de Vaucanson)改善了这种织布机。
6·This makes me all sound like punched card computers to you, But for me i was very proud of my 2400 baud modem.
我说这些肯定让你们觉得,我好像是台穿孔卡片计算机一样古旧,但我自己那时对自己,2400波特率的调制解调器相当自豪。
7·A card on which binary coded data are recorded with recording density larger than a punched card. The recorded data can be readout by optical or magnetic readers.
一种二进制编码数据卡片,其记录密度大于穿孔卡片。所记录的数据可由光学或磁学读卡机读出。
8·I would have thought a good old-fashioned paper ticket that is punched would have sufficed since the card was used exactly once - at the entrance!
我觉得一张质量良好的传统纸质打孔门票就足够了,因为这张卡就只在入口处用了一次!
9·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。
10·Perforating Machine IBM's first patent (issued July 25, 1911) described an invention related to punched-card tabulation.
美国专利#998631:打孔机 IBM的第一项专利(1911年7月25日发布)介绍有关打孔卡制表的一项发明。