相关题目
Instrument flight rules are a set of rules governing the conduct of flight under instrument （ ） conditions.
Glide path is a descent （ ） determined for vertical guidance during a final approach.
Flight level is a （ ） of constant atmospheric pressure which is related to a specific pressure datum 1013.2 hpa.
Which of the following is not part of the integrated aeronautical information package?
Aerodrome elevation is the elevation of （ ）.
Air traffic means all aircraft in flight or operating on the （ ） of an aerodrome.
The true airspeed is the airspeed of an aircraft relative to （ ） air.
Airspeed is the speed of an aircraft relative to its surrounding （ ） .
Airport is an area on land or （ ） that is used or intended to be used for the landing and takeoff of aircraft.
An aircraft shall fit in （ ） aircraft approach category.
