填空题 The propeller of a failed engine creates the least drag when it is ().
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填空题 As you increase weight, you () the maximum rate of climb and maximum angle of climb.
填空题 One of the first things the early aeronautical engineers realized is that the area of a rectangular wing nearest the fuselage does () of the lifting, while the wingtips provide relatively () lift.
填空题 If the airplane is loaded so that the CG is actually () the center of lift, the tail must exert an upward force to prevent the nose from pitching up.
填空题 The () (sometimes called the tail feathers) is the tail assembly consisting of the horizontal stabilizer, the elevators, the vertical stabilizer, and the rudder.
填空题 The wing with the () leading edge goes directly into a full stall.
填空题 Airplanes renowned for their efficiency, such as sailplanes, long-range transports, high altitude research airplanes, and human-powered airplanes all have () aspect ratios.
填空题 A climb is normally initiated by increasing the (), which momentarily increases lift.
填空题 On a conventional twin, when an engine fails the airplane yaws toward the () engine.