English-russian astronautics dictionary. - M.: Military Publishing house. . 1964.

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Смотреть что такое "pilot-balloon" в других словарях:

  • Pilot balloon — Pilot Pi lot, n. [F. pilote, prob. from D. peillood plummet, sounding lead; peilen, pegelen, to sound, measure (fr. D. & G. peil, pegel, a sort of measure, water mark) + lood lead, akin to E. lead. The pilot, then, is the lead man, i. e., he who… …   The Collaborative International Dictionary of English

  • Pilot balloon — A small, unmanned balloon sent up to indicate the direction of air currents. [Webster 1913 Suppl.] …   The Collaborative International Dictionary of English

  • pilot balloon — n. a small balloon sent up to determine the direction and velocity of the wind …   English World dictionary

  • pilot balloon observation — noun A method of winds aloft observation, temperature, and relative humidity of the upper that is, the determination of wind speeds and air and to automatically transmit that directions in the atmosphere above a station. This is done by reading… …   Wiktionary

  • pilot balloon — A small rubber balloon filled with hydrogen or helium. It ascends at a uniform and known rate (i.e., 500 ft/min). A theodolite tracks the balloon, and the wind velocity is thus determined at various levels …   Aviation dictionary

  • pilot balloon — noun meteorological balloon used to observe air currents • Hypernyms: ↑meteorological balloon …   Useful english dictionary

  • pilot balloon — a balloon for the visual observation of upper atmosphere wind currents. [1840 50] * * * …   Universalium

  • pilot balloon — noun A small unmanned balloon whose ascent is followed by a theodolite to obtain data for the computation of the speed and direction of winds in the upper air. Syn: pibal …   Wiktionary

  • pilot balloon — hot air balloon filled with gas and used for observation and information gathering …   English contemporary dictionary

  • pilot balloon — noun a small meteorological balloon used to track air currents …   English new terms dictionary

  • pilot balloon — /ˈpaɪlət bəlun/ (say puyluht buhloohn) noun a balloon used for the visual observation of upper air wind currents, etc …  

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