1.
No hydraulic pressure, emergency lowering of landing gear by manual gear extension procedure.
无液压，按手放起落架程序紧急放下起落架。
2.
We are on long final 400m, I have trouble in extending the landing gear on, account of hydraulic system failure.
高度400米在五边，放起落架时有故障，因液压系统故障。
3.
raise/lower the undercarriage
收起[放下]起落架.
4.
Research on Electromechanical Actuator in Light Aeroplane Landing-gear System
小型飞机起落架收放机电作动器研究
5.
We are trying to dump our fuel with gear down and full flaps.
我们试图将起落架放下和全襟翼进行放油。
6.
The sound you just heard is the landing gear locking into place.
刚才你们听到的是飞机起落架放下的声音。
7.
Analysis on the Kinematic and Dynamic Performance of Landing-gear Retraction;
飞机起落架收放运动与动态性能仿真分析
8.
The Hydraulic Testing System Design of PLC Control for Some Aircraft Alighting Gear Actuating Cylinder;
起落架收放作动筒液压测试系统的PLC设计
9.
Qualitative Analysis of Fault Tree about Draw and Put System of Undercarriage of the Ship-Based Helicopter
舰载直升机起落架收放系统事故树的定性分析
10.
Now landing gear fully extended, three greens on, over the field. Please give me a visual check on the landing gear.
现在起落架完全放下，三个绿灯亮，飞越机场。请给予我目视检查起落架。
11.
You will want to bind the following controls at a minimum: Lower/Raise Flaps, Lower/Raise Gear, Eject.
至少要设定好以下操作：收起/放开副翼，收起/放开起落架，紧急弹射逃生。
12.
Right main well on fire, we extended landing gear to avoid damage, returning to base for a thorough check.
右主轮舱失火，我们放下起落架避免烧坏，返回基地进行彻底检查。
13.
The Hydraulic System Design of Test Table for Some Aircraft Alighting Gear Actuating Cylinder;
某型飞机起落架收放作动筒试验台液压系统的设计
14.
Failure Analysis of a Reposition Spring Installed on an Aircraft Undercarriage
某型飞机主起落架放下位置锁复位弹簧断裂分析
15.
Design of Hydraulic Pressure Transmission System of the Repairing Checking Clamp of Plane
某型飞机主起落架放下位置锁检测夹具用液压传动系统的设计
16.
landing gear downlock override switch
起落架下位锁超控电门
17.
landing gear downlock annunciator
起落架下位锁示号器
18.
landing gear downlock actuator
起落架下位锁致动器