469.That portion of the system which controls the output of the communications and navigation receivers into the flight crew headphones and speakers , and the output of the flight crew microphones into the communications transmitters ( )

468.These safety precautions are the minimum necessary for work in the maintenance area ( )

467.The Continuing /Airworthiness Program Inspection Document [CAP]is inspection data that,when combined with the operator＇s existing maintenance program, will help maintain the structural integrity and continued airworthiness of the ABC XXX Series airplanes ( )

466.THE CABLE CAN ( ) QUICKLY IN THIS POSITION( )

465.FASTENER( )

464.To prevent unwanted friction ,polish the surface( )

463.Motor the engine without ignition ( )

462.该手册应包含有关飞机运营人为使手册保持现行有效所需采取的程序或行动的信息( )

461.-Hi,Tom,What＇s going on over there?—Oh,Smoke comes out of the cargo compartment The fire department has arrived( )

460.Tensile strength is the strength of a material that opposes the stresses which try to stretch or lengthen it( )

459.When two or more systems are served by a single power source, that power source will be discussed separately under the appropriate chapter heading ( )