vertical visibility ceiling

vertical visibility ceiling
потолок вертикальной видимости

Англо-русский словарь по гражданской авиации. — М.: Скорпион-Россия. . 1996.

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Смотреть что такое "vertical visibility ceiling" в других словарях:

  • ceiling — [sē′liŋ] n. [< CEIL] 1. the inside top part or covering of a room, opposite the floor 2. any overhanging expanse seen from below 3. an upper limit set on anything, as by official regulation [a ceiling on prices] 4. Aeron. a) a cover …   English World dictionary

  • Ceiling balloon — A ceiling balloon is used by meteorologists to determine the height of the base of clouds above ground level during daylight hours.The principle behind the ceiling balloon is a balloon with a known ascent rate (how fast it climbs) and determining …   Wikipedia

  • ceiling — i. The height above the ground or water of the base of the lowest layer of cloud below 6000 m (20,000 ft), covering more than half the sky (ICAO). The term also refers to the vertical visibility in a surface based layer that completely obscures… …   Aviation dictionary

  • ceiling balloon — A small balloon used to determine the height of a cloud base or the extent of vertical visibility …   Aviation dictionary

  • Flight ceiling — A flight ceiling is the upper altitudinal limit at which any aircraft may fly given its mechanical abilities. For aviation purposes, ceiling is defined as the height (AGL) of the lowest broken or overcast layer aloft or vertical visibility into… …   Wikipedia

  • indefinite ceiling — As it pertains to meteorology, the ceiling classification denoting a poorly defined boundary between clouds and clear air where vertical visibility into surface based obscuration ends …   Aviation dictionary

  • Sistine Chapel ceiling — The Sistine Chapel ceiling, painted by Michelangelo between 1508 and 1512, is one of the most renowned artworks of the High Renaissance. The ceiling is that of the large Sistine Chapel built within the Vatican by Pope Sixtus IV, begun in 1477 and …   Wikipedia

  • building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …   Universalium

  • METAR — For the Israeli town, see Meitar. METAR is a format for reporting weather information. A METAR weather report is predominantly used by pilots in fulfillment of a part of a pre flight weather briefing, and by meteorologists, who use aggregated… …   Wikipedia

  • METAR — (METeorological Aerodrome Report)  метеорологический код для передачи сводок о фактической погоде на аэродроме. [1] Сводки в коде METAR содержат данные о скорости и направлении ветра, дальности видимости, атмосферных явлениях, облачности,… …   Википедия

  • zero — /zear oh/, n., pl. zeros, zeroes, v., zeroed, zeroing, adj. n. 1. the figure or symbol 0, which in the Arabic notation for numbers stands for the absence of quantity; cipher. 2. the origin of any kind of measurement; line or point from which all… …   Universalium


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