航空器总申报单的卫生部分。
测试是在一个抛物线飞行的航空器上，希望年底前能完成。
This will be done on a parabolic aircraft flight hopefully before the end of the year.
除基本合同，还有两项可选项，分别订购一部航空器。
第二次对接后，两个航空器将在随后的两天里保持对接状态。
After this second docking, the two vessels will remain joined for just two days.
这两架航空器拍摄了火星表面的照片并将图像发回NASA。
Both spacecraft photographed the surface of Mars and sent images back to NASA.
但是对于现在负责航空器和旅客安全的人们来说，生活是什么样子的呢？
But what's life like now for the people responsible for the safety of aircraft and the passengers?
不像传统的无线遥控飞机，无人驾驶航空器可以自主飞行和导航。
Unlike traditional radio-controlled planes, unmanned aerial vehicles, or U.A.V. 's, have the capacity for autonomous flight and navigation.
无人驾驶航天器将与一号舱对接，两架有人驾驶航空器将随后对接。
An unpiloted spacecraft will attempt to dock with the module; two piloted spacecraft will then follow suit.
它是世界上最流行的双子引擎直升机，也是航空器史上最好的直升机之一。
It is the most popular twin-engined helicopter in the world, and it is also included in the list of the most popular helicopters in the aviation history.
在不久的将来，这些原子的建设将提供足够的推动力让小航空器在太空航行。
Over time, the buildup of these particles provides enough thrust for a small spacecraft to travel in space.
与风在水里吹着船非常相似，太空太空航行依靠太阳光推进航空器穿越太空。
Much like the wind pushing a sailboat through water, solar sails rely on sunlight to propel vehicles through space.
从航空器传回的初始数据表明，目前航空器正按照先前的任务规划进行操作。
Initial data from the spacecraft indicates it is operating as planned early in the mission.
建议的措施可针对人员、行李、货物、集装箱、船舶、航空器、公路车辆、物品或邮包。
Recommended measures could be directed towards persons, baggage, cargo, containers, ships, aircraft, road vehicles, goods or postal parcels.
建议的措施可针对人员、行李、货物、集装箱、船舶、航空器、公路车辆、物品或邮包。
Recommended measures could be directed towards persons, baggage, cargo, containers, ships, aircraft, road vehicles, goods or postal parcels.
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