飞机尾旋时的迎角大于50度，此时下列操纵面中仍可用的是 。 The AOA in spin is greater than 50 degrees. At this time, which of the following control surfaces are still available？A．升降舵 elevatorB．副翼 aileronsC．鸭翼 canardD．方向舵 rudder
飞机尾旋时的迎角大于50度，此时下列操纵面中仍可用的是 。 The AOA in spin is greater than 50 degrees. At this time, which of the following control surfaces are still available？
A．升降舵 elevator
B．副翼 ailerons
C．鸭翼 canard
D．方向舵 rudder
参考答案和解析
方向舵
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