救生艇降落装置和承载释放装置经过检修了吗?
PSCO: Have the lifeboat launching devices and on load release ear been serviced?
美国航空公司发言人说,飞机降落装置的某些部分损毁,右侧的一个发动机在撞击下从机翼上脱落。
A spokesman for American Airlines says part of the plane's landing gear collapsed, and one engine on the right side fell off the wing from the impact.
本实用新型可完全按操纵者的意图进行方向控制以及不需要使玩具停止转动就能使用降落装置进行着陆。
The utility model can entirely control the direction of the toy according to the intention of the controller and land the toy with a landing device with no need of stopping rotation of the toy.
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