超星 - 词汇学习一 - 查题吧

单选题

This relationship between temperature, altitude, and air density can be expressed as a____altitude, or the altitude in the International Standard Atmosphere at which the air density would be equal to the actual air density.

A. density
B. actual
C. relative
D. geographical

单选题

Below V1, in case of critical failures, the takeoff should be____; above V1 the pilot continues the takeoff and returns for landing.

A. continued
B. delayed
C. canceled
D. aborted

单选题

After the co-pilot calls____, he/she will call VR or "rotate," marking speed at which to rotate the aircraft.

A. Vx
B. V1
C. V2
D. Vy

单选题

The____for transport category aircraft is calculated such as to allow the aircraft to reach the regulatory screen height at V2 with one engine failed.

A. Vr
B. V2
C. Vy
D. V1

单选题

After_____(the safe takeoff speed) is called, the speed must be maintained after an engine failure to meet performance targets for rate of climb and angle of climb.

A. V1
B. Vy
C. V2
D. Vr

单选题

In a single-engine or light twin-engine aircraft, the pilot calculates the length of runway required to take off and clear any____, to ensure sufficient runway to use for takeoff.

A. obstacles
B. buildings
C. instructions
D. terrains

单选题

A safety margin can be added to provide the option to stop on the runway in case of a____takeoff.

A. failed
B. unsuccessful
C. headwind
D. rejected

单选题

In most such aircraft, any engine failure results in a rejected takeoff as a matter of course, since even____the end of the runway is preferable to lifting off with insufficient power to maintain flight.

A. passing
B. skidding off
C. overrunning
D. missing

单选题

The Instrument Landing System (ILS) is a ground-based instrument approach system which provides ____ guidance to an aircraft approaching a runway.

A. accuracy
B. precision
C. non-precision
D. inaccuracy

单选题

Instrument Approach Procedure charts (or approach plates) are ____ for each ILS approach.

A. published
B. revealed
C. broadcast
D. released

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