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Dictionary of Aviation 航空詞典下

時(shí)間：2011-02-23 15:20來源：藍(lán)天飛行翻譯 作者：航空 點(diǎn)擊：次

cross-section sectional /sek..n(.)l/ adjective 1.
referring to a section or composed of sections 2. showing a solid object as it would appear if it were cut
sector /sekt./ noun 1. part of the flight between an aircraft moving under its own power until it next stops after landing in its allocated parking position
. On some sectors, because of fuel costs at the destination, it can be economical to carry excess fuel. 2. the portion of a circle inside two radii and the included arc 3. a segment of airspace with its own team of air traffic controllers
secure /s.kjυ./ adjective fastened or locked, safe . Overhead baggage lock-ers must be secure. . verb to attach firmly, to fasten or to make safe . If the onset of turbulence is sudden, crew must immediately secure themselves in the nearest available seats.
security /s.kjυ.r.ti/ noun 1. safety
2. people whose job is to protect build-
ings or other people against crime SELCAL noun a high-frequency radio system which alerts the crew of an air-craft to the fact that air traffic control is trying to contact them. Full form selec-tive call
seldom /seld.m/ adverb not often, rarely . Aircraft are seldom hit by light-ning. . The wet sump system of lubrica-tion is seldom used on modern aircraft.
select /s.lekt/ verb to choose some-thing such as a particular instrument or system setting . A reverse thrust lever in the crew compartment is used to select reverse thrust. . The cabin pres-sure controller is used to select cabin altitude.
selection /s.lek..n/ noun 1. a
choice of something such as a particular instrument or system setting . By man-ual selection of the heating switch, the formed ice can be dispersed. 2. a collec-tion of carefully chosen things . a selection of photographs
selector /s.lekt./ noun a manually operated device like a switch, which offers a choice of settings . Turn the selector control. . The purpose of this selector is to direct fluid to the appro-priate side of an actuator.
self-contained /self k.nte.nd/
adjective independent . The auxiliary power unit is a self-contained unit.

self-positioning /self p.
z..(.)n../ noun the positioning of the aircraft on the extended centreline of the runway using the on-board naviga-tion system. Also called centre fix
semi-/semi/ prefix half semicircle /semisk(.)l/ noun half a circle . Most mathematical protrac-tors are made of plastic in the shape of a semicircle.
semicircular /semiskjυl./ adjec-tive in the shape of half a circle . Most mathematical protractors are semicir-cular in shape.
semiconductor /semik.ndkt./
noun a solid crystalline substance with electrical conductivity greater than insulators but less than good conductors
. Semiconductor material is used to make many electronic devices.
senior /sini./ adjective older or more important in rank . senior cabin supervisor
sense /sens/ noun 1. manner, way .
After turning the aircraft, the auto-con-trol will operate in the opposite sense and return the ailerons to neutral as the aircraft returns to level flight. 2. any of the physiological means by which we experience our surroundings: sight, hearing, smell, taste and touch . When flying in cloud, pilots must rely on the instruments and not on their senses. 3. wisdom or natural intelligence . He has a lot of (common) sense. 4. the meaning

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