Main gear trucks are steerable, providing directional control in conjunction with the nose gear in sharp turns during low speed taxiing and towing.
A: 正确
B: 错误
A: 正确
B: 错误
B
举一反三
- Main gear trucks are steerable, providing directional control in conjunction with the nose gear in sharp turns during low speed taxiing and towing. A: 正确 B: 错误
- Body gear trucks are steerable, providing ______ control in conjunction with the nose gear in sharp turns during low speed taxiing and towing. A: yaw B: pitch C: roll D: directional
- Landing gear consists of the nose gear and the main gears.
- During landing, the pilot tried to touch the ground on the nose gear first.
- The landing gear consists of ( )and ( ). A: two main landing gears B: a nose landing gear C: shock-absorbing strut D: extension and retraction system
内容
- 0
The gear train can change speed and direction. A: 正确 B: 错误
- 1
The landing gear, or undercarriage, supports the airplane when it is ________ on the ground or in water and during the takeoff and landing. A: flying B: steering C: taxiing D: resting
- 2
The landing gear consists of the _________ gear and the main gears
- 3
If only the nose gear can be extended, pilots can land on the nose gear.
- 4
The control law of a steering gear is β= - K1φ , where β is steering angle, φ is yaw angle, then it is ( ). A: P type steering gear B: PI type steering gear C: PD type steering gear D: PID type steering gear