- letter indicator
- 字母指示符
English-Chinese computer dictionary (英汉计算机词汇大词典). 2013.
letter indicator
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Indicator function — The graph of the indicator function of a two dimensional subset of a square. In mathematics, an indicator function or a characteristic function is a function defined on a set X that indicates membership of an element in a subset A of … Wikipedia
Indicator diagram — of engines.The diagram is simply a chart of the pressure of steam in a cylinder against the steam s volume. In 1796, Southern developed the simple, but critical, technique to generate the diagram by fixing a board so as to move with the piston,… … Wikipedia
Myers-Briggs Type Indicator — Carl Jung in 1910. Myers and Briggs extrapolated their MBTI theory from Jung s writings in his book Psychological Types. The Myers Briggs Type Indicator (MBTI) assessment is a psychometric questionnaire designed to measure psychological… … Wikipedia
Ordinal indicator — º redirects here. It is not to be confused with the degree symbol °. ºª Ordinal indicator Punctuation … Wikipedia
Superior letter — In typography and handwriting, a superior letter is a lower case letter placed above the baseline and made smaller than ordinary script. Formerly quite common in abbreviations, the original purpose was to make handwritten abbreviations clearly… … Wikipedia
Panel call indicator — Panel Call Indicator, or PCI, is a form of signalling used between two telephone offices.PCI was designed along with the panel type of telephone office. The original purpose of PCI was to allow panel subscribers to dial numbers in manual offices… … Wikipedia
Crash Position Indicator — The Crash Position Indicator (CPI) is a radio beacon designed to be ejected from an aircraft when it crashes. This helps ensure it survives the crash and any post crash fires or sinking, allowing it to broadcast a homing signal to search and… … Wikipedia
location indicator — A four letter code group formulated in accordance with rules prescribed by ICAO and assigned to the location of an aeronautical fixed station (ICAO). For example, VIDP is a location indicator for Delhi Palam airport (now IGI airport) … Aviation dictionary
Cryptanalysis of the Enigma — enabled the western Allies in World War II to read substantial amounts of secret Morse coded radio communications of the Axis powers that had been enciphered using Enigma machines. This yielded military intelligence which, along with that from… … Wikipedia
Marian Rejewski — (probably 1932, the year he first solved the Enigma machine). Courtesy of Janina Sylwestrzak, Rejewski s daughter. Born Marian Adam Rejewski August 16, 1905(1905 0 … Wikipedia
Biuro Szyfrów — The Biuro Szyfrów ([ˈbʲurɔ ˈʂɨfruf] ( listen), Polish for Cipher Bureau ) was the interwar Polish General Staff s agency charged with both cryptography (the use of ciphers and codes) and cryptology (the study of ciphers and codes,… … Wikipedia
