空中交通管理航空器和飞行高层PPT教案.pptx

会计学
1
空中交通管理航空器和飞行高层
航空器的定义
Aircraft – Any machine that can derive support in the atmosphere from the reactions of the air other than the reactions of the air against the earth’s surface.
Aeroplane – A power-driven heavier-than-air aircraft, deriving its lift in flight chiefly from aerodynamic reactions on surfaces which remain fixed under given conditions of flight.
Helicopter. A heavier-than-air aircraft supported in flight chiefly by the reactions of the air on one or more power-driven rotors on substantially vertical axes.
Balloons
Balloons are used in weather forecasting, science, and sports
An airship is a lighter-than-air vehicle that is steerable and powered.
Airships
Gliders
Kites
Planes
Helicopters
Rotorcraft