题目内容
Improper ______ cuts down the efficiency of an aircraft from the standpoint of altitude, maneuverability, rate of climb, and speed.
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Improper loading may be the cause of ______ to complete the flight, or failure to start the flight.
Loss of life and destruction of valuable equipment may result because of ______ stresses placed upon the structure of an improperly loaded aircraft.
The responsibility for proper weight and balance control begins with the engineers and designers, and extends to the aircraft ______ that maintain the aircraft and the pilots who operate them.
The designers of an aircraft have set the ______ weight.
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