Dictionary of Aviation 航空词典上

时间：2011-02-23 15:18来源：蓝天飞行翻译 作者：航空 点击：次

backwash /'b.kw../ noun a back-ward flow of air produced by an aircraft propeller or jet engine
baffle /'b.f(.)l/ noun a metal plate for preventing the free movement of sound or liquids 0 Integral fuel tanks can be strengthened by fitting baffle plates.
baggage /'b.g.d3/ noun luggage, cases and bags which you take with you when travelling 0 One passenger had a huge amount of baggage. 0 She lost one piece of baggage. (NOTE: The word lug-gage is also used in British English.)口
baggage hall an area where arriving passengers pick up their baggage口 carry-on baggage small bags of lim-ited size and weight that passengers are allowed to take with them into the cabin of an aircraft
baggage allowance /，b.g.d3 . 'laυ.ns/ noun the weight of baggage each air passenger is allowed to take
free 0 There is an accompanied bag-gage allowance of 18 kilos.
baggage handling /'b.g.d3，h.ndl.. / noun the process by which passengers’ baggage is loaded onto an aircraft, or unloaded and moved to the airport terminal
balance /'b.l.ns/ noun 1. a state in which weight, force or importance are evenly distributed 0 The propelling noz-zle size is extremely important and must be designed to obtain the correct bal-ance of pressure, temperature and thrust. 2. the act of staying steady _ verb 1. to be opposite and equal in weight, force or importance to some-thing else 0 The pressure exerted by the weight of the atmosphere above the level of the bowl balances a column of mercury in the tube. 2. to stay steady, especially when resting on the centre of gravity
‘…balance refers to the location of the centre of gravity along the longitudinal axis of the aeroplane’ [Civil Aviation Authority, General Aviation Safety Sense Leaflet]
ball /b.:l/ noun in an inclinometer, the round object which indicates if a turn is coordinated 口 to step on the ball to cor-rect a skid or a slip by putting pressure on the rudder on the side to which the ball in an inclinometer has moved dur-ing a turn. If the ball has moved to the left, the turn can be corrected by putting pressure on the left rudder, and vice versa.
balloon /b.'lu:n/ noun a large bag inflatable with hot air or gas to provide lift, but without power 0 Balloons are sent into the upper atmosphere to col-

BALPA 30
lect information useful to meteorolo-gists.
BALPA /blp./ abbreviation British Air Line Pilots Association band /bnd/ noun 1. a narrow strip .
A jet stream is a narrow band of high-altitude strong winds. 2. a range of numbers or frequencies between two limits within a radio system
bandwidth /bndw.dθ/ noun the
width of a band of radio frequencies .
The sharp setting means the bandwidth is reduced to one kilohertz to minimise noise or interference.
bank /b.k/ verb (of an aircraft) to
rotate or roll around its longitudinal axis to a particular angle . Stresses are increased when the aircraft banks, turns or pulls out of a dive. . noun (of an air-craft) a rotating or rolling movement around its longitudinal axis to a particu-lar angle . An attitude indicator gives the pilot pitch and bank information.

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