aircraft ceiling

飞机云幂

Atmospheric Sciences (English-Chinese) dictionary. 2014.

Look at other dictionaries:

  • Ceiling (disambiguation) — Ceiling may refer to one of the following: *Ceiling, the upper surface of a room *Ceiling function in mathematics *Glass ceiling a bar to advancement of a qualified person *Ceiling (aeronautics) the maximum density altitude an aircraft can reach… …   Wikipedia

  • 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 — ► NOUN 1) the upper inside surface of a room. 2) an upper limit set on prices, wages, or expenditure. 3) the maximum altitude an aircraft can reach. ORIGIN from obsolete ceil line or plaster the roof of (a building) , perhaps from Latin celare… …   English terms dictionary

  • Ceiling (aeronautics) — In aeronautics, a ceiling is the maximum density altitude an aircraft can reach under a set of conditions.ervice ceilingThe service ceiling attempts to capture the maximum usable altitude of an aircraft. Specifically, it is the density altitude… …   Wikipedia

  • 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 — ceilinged, adj. /see ling/, n. 1. the overhead interior surface of a room. 2. the top limit imposed by law on the amount of money that can be charged or spent or the quantity of goods that can be produced or sold. 3. Aeron. a. the maximum… …   Universalium

  • ceiling — cei|ling W3S3 [ˈsi:lıŋ] n [Date: 1500 1600; Origin: ceil to provide with a ceiling (16 20 centuries), probably from Latin caelare to cut into a surface ] 1.) the inner surface of the top part of a room →↑roof ▪ rooms with high ceilings ▪ a light… …   Dictionary of contemporary English

  • ceiling — [[t]si͟ːlɪŋ[/t]] ceilings 1) N COUNT A ceiling is the horizontal surface that forms the top part or roof inside a room. The rooms were spacious, with tall windows and high ceilings... The study was lined from floor to ceiling on every wall with… …   English dictionary

  • ceiling */*/ — UK [ˈsiːlɪŋ] / US [ˈsɪlɪŋ] noun [countable] Word forms ceiling : singular ceiling plural ceilings 1) the surface that is above you in a room 2) an upper limit set on the number or amount of something They imposed a ceiling on agricultural imports …   English dictionary

  • Ceiling Zero — Infobox Film name = Ceiling Zero director = Howard Hawks producer = Jack Warner Hal Wallis writer = Frank Wead editor = William Holmes special effects = Fred Jackman music = Leo Forbstein cinematography = Arthur Edeson sound = Oliver Garretson… …   Wikipedia

  • ceiling — ceil|ing [ silıŋ ] noun count ** 1. ) the surface that is above you in a room 2. ) an upper limit set on the number or amount of something: They imposed a ceiling on agricultural imports. A ceiling of $100 was put on all donations. 3. ) TECHNICAL …   Usage of the words and phrases in modern English

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