問題詳情

The Harrier, informally referred to as the Harrier Jump Jet, is a fighter jet capable of vertical/short takeoff and landing (V/STOL) operations. Originally developed by UK manufacturer Hawker Siddeley in the 1960s, the Harrier emerged as the only truly successful V/STOL design of the many 26 during that era. It was conceived to operate from improvised bases, such as car parks or forest clearings, 27 requiring large air bases. It combines the best aspects of a helicopter is 249 mph while the Harrier can fly at 730 mph.Vertical takeoff and landing uses an enormous amount of skill 29 the pilot and also a large amount of fuel. To save fuel a simple ramp allows the plane to take off on a very short runway. The planes appear to hop 30 the air. Vents at the ends of each wing can be used to direct some of the thrust and this allows the pilot to move the plane left, right, forwards and backwards while hovering.
26.
(A) committed
(B) scheduled
(C) instructed
(D) attempted

參考答案

答案:D
難度:困難0.368421
統計:A(2),B(3),C(4),D(7),E(0)

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