Dictionary of Aviation 航空词典下

时间：2011-02-23 15:20来源：蓝天飞行翻译 作者：航空 点击：次

save /se.v/ verb to prevent unneces-sary use of . Electro-magnetic switches are generally used to control high-cur-rent devices by means of a small current thus saving heavy duty cable and there-fore weight.
SB abbreviation service bulletin scale /ske.l/ noun 1. marks at fixed intervals used as a reference standard in measurement . This ruler has scales in inches and centimetres. 2. a graded sys-tem of classification 3. a proportion used in determining distance on charts .
Many aeronautical charts use a scale of 1:500,000.
scan /skn/ verb 1. to look at quickly and systematically . The pilot is trained to scan the instrument panel. 2. to move a radar beam in a systematic pattern in search of a target . Some radars scan in azimuth and glideslope.
scatter /skt./ noun deflection of radiation . High frequencies are freer of ionospheric scatter and are relatively free of noise.
schedule /.edjul/ noun 1. a list of times of departures and arrivals . an airline schedule 2. a printed or written list of items in the form of a table . inspection schedule . maintenance schedule . verb 1. to plan for a particu-lar time or date . The meeting is sched-uled for 3 o’clock. 2. to enter on a schedule . Calculate and schedule each item on the proper form.
scheduled /.eduld/ adjective .
scheduled landing an arrival at a time-tabled destination

scheduled flights /.eduld
fla.ts/ plural noun flights that are listed in the airline timetable, as opposed to charter flights
schematic /skimt.k/ adjective
showing the function of a device or sys-tem without trying to create a realistic image . Figure 3 shows a schematic diagram of the autopilot.
scramjet /skrmdet/ noun a ram-jet aircraft in which fuel is burned in air that is moving at supersonic speeds

203 secondary surveillance radar
screen /skrin/ noun the surface of a TV or computer monitor on which the image is seen . The airborne weather radar (AWR) allows the range of cloud to be estimated from range markers dis-played on the screen.
screw /skru/ noun a type of threaded connector used to fix things together by rotating it
screw jack /skru dk/, screw-jack /skrudk/ noun a lifting device working with rotary input . Pitch trim is achieved by lowering or raising the tailplane leading edge with a screw jack powered by two hydraulic motors.
sea /si/ noun 1. a body of salt water between land masses . Swissair flight 111 crashed into the sea. . mean sea level the average level of the sea taking tidal variations into account . Altitude is the vertical distance between an air-craft – or a point or a level – and mean sea level. 2. a particular area of a body of salt water . the North Sea . the South China Sea . ocean
sea-anchor /si .k./ noun a
device under a raft to provide stability .
Each life raft is equipped with a flame orange coloured canopy and a sea-anchor.
seaboard /sib.d/ noun US a coast
. the eastern seaboard of the USA

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