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
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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. |
