- tabulating punch
- n.编表打孔机
English-Chinese dictionary of mining (英汉矿业大词典). 2013.
English-Chinese dictionary of mining (英汉矿业大词典). 2013.
Tabulating machine — The tabulating machine was a machine designed to assist in tabulations. Invented by Herman Hollerith, the machine was developed to help process data for the 1890 U.S. Census.The term Super Computing was first used by the New York World newspaper… … Wikipedia
punch card — noun a card on which data can be recorded in the form of punched holes • Syn: ↑punched card, ↑Hollerith card • Hypernyms: ↑card * * * noun or punched card Etymology … Useful english dictionary
Punched card — Overpunch redirects here. For the code, see Signed overpunch. A punched card, punch card, IBM card, or Hollerith card is a piece of stiff paper that contains digital information represented by the presence or absence of holes in predefined… … Wikipedia
Unit record equipment — Before the advent of electronic computers, data processing was performed using electromechanical devices called unit record equipment, electric accounting machines (EAM) or tabulating machines. Unit record machines were as ubiquitous in industry… … Wikipedia
Herman Hollerith — Infobox Person name = Herman Hollerith caption = birth date = birth date|1860|2|29|mf=y birth place = Buffalo, New York death date = Death date and age|1929|11|17|1860|2|29 death place = Washington, DC occupation = Statistician, inventor,… … Wikipedia
History of IBM — Timeline= For issues and trends that span particular time periods, see major events, trends, and technologies, below.1880s–1924: The origin of IBMIBM s history dates back decades before the development of electronic computers. It originated as… … Wikipedia
Plugboard — This article is about plugboards, or control panels, in unit record machines, cypher machines and early computers. For other uses, see plug board (disambiguation). IBM 402 Accounting Machine control panel[1] wiring. This board was labeled profit… … Wikipedia
IBM — This article is about the technology company sometimes referred to as Big Blue . For other uses of these terms, see IBM (disambiguation) and Big Blue (disambiguation). International Business Machines Corporation Type Public … Wikipedia
Tarjeta perforada — La tarjeta perforada es una cartulina con unas determinaciones al estar perforadas, lo que supone un código binario. Estos fueron los primeros medios utilizados para ingresar información e instrucciones a un computador en los años 1960 y 1970.… … Wikipedia Español
computer — computerlike, adj. /keuhm pyooh teuhr/, n. 1. Also called processor. an electronic device designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of these operations. Cf. analog… … Universalium
Herbert Marvin Ohlman — (1927 2002) is the inventor of permutation indexing, or Permuterm and is one of the pioneers of Information Science and Technology. He has been recognized and included in the [http://www.libsci.sc.edu/bob/ISP/ISP.htm Pioneers of Information… … Wikipedia