aAmong systems based on mixture 1754 (Figure 5), BP was not observed in system with dopant 1, in contrast to modifications of mixture 1855. The widest temperature range was noticed in mixture containing compound 3 with fluorinated terphenyl rigid core (1.9◦C). In system doped with unsubs...
Attention is drawn to the use of punched card systems for recording information in a manner which enables easy reference to be made, by mechanical means, to the cards which possess any given attribute or combination of attributes. Examples are given of the wide range of purposes for which ...
Medical Encyclopedia Related to Punchcard:Hollerith card punched card or punch card n (Computer Science) (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...
Frederick JonkerJohn Wiley & Sons, Ltd.Journal of the Association for Information Science & TechnologyJonker, F. 1960. The Termatrex Inverted “Punched Card” Systems. American Documentation 11 (4): 305–315.Jonker, F. (1960). The Termatrex inverted "punched-card" systems: History of their...
At first this meant makingpunch-cardtabulators, but IBM moved on to magnetic-tape systems, mainframes, PCs, and most recently services and consulting. 最初,它制造穿孔卡显示器,之后开发磁带系统,大型计算机及个人计算机,如今,又转向服务和咨询业务。
Cortada Lars Heide, Punched-Card Systems and the Early Information Explosion, 1880鈥 1945 , Johns Hopkins University Pre... James W. Cortada - 《IEEE Annals of the History of Computing》 被引量: 21发表: 2009年 Punched-Card Systems and the Early Information Explosion, 1880–1945 No abstract...
来自 informaticsjournals.com 喜欢 0 阅读量: 38 作者: J Belzer 摘要: After indicating the purpose of the series of articles, introduces the concept of punched card systems and their operation. 年份: 2000 收藏 引用 批量引用 报错 分享 ...
Today, the punch card is obsolete; however, some voting systems used the punch-card method until 2014. The presidential election of 2000 brought punch cards into infamy and made the U.S. the brunt of jokes worldwide for using such an antiquated error-prone system. The solution in many stat...
however, it wasn’t until the 1950s that punch cards became widely adopted into computer programming thanks in part to the interpretation of hollerith’s invention which were ideal for running programs on computers up until the development of gui-based systems in the 1990s. what is a chuck ...
9.By the 1930s, the name IBM was synonymous withpunch cardsystems, a dominant technology for storing and retrieving data. 到1930 年 ,IBM 这个名 已成为打孔卡系统的 名词,这是一种存储和检索数据的主导技术。机翻 「202322」评价该例句:好评差评指正 ...