词汇与结构If an obstacle needs to be cleared, the pilot climbs at the speed for ______ climb angle (Vx), which results in the greatest altitude gain per unit of horizontal distance traveled.
A. maximum
B. minimum
C. best
D. positive
查看答案
词汇与结构If no obstacle needs to be cleared, or after an obstacle is cleared, the pilot can accelerate to the ______ rate of climb speed (Vy), where the aircraft will gain the most altitude in the least amount of time.
A. minimum
B. best
C. maximum
D. positive
词汇与结构Generally speaking, Vx is a lower speed than Vy, and requires a higher ______ attitude to achieve.
A. pitch
B. roll
C. yaw
D. ditch
词汇与结构For balloons, helicopters and some specialized fixed-wing aircraft, no _______ is needed.
A. taxiway
B. apron
C. runway
D. airport
词汇与结构Taxi onto the runway and align the _______ with the centerline of the runway.
A. nose
B. airplane
C. nose gear
D. main gear