Passenger aircraft bodies have traditionally been made of aluminum.

传统上，客机的机身都是由铝制成的。

Well, there's some strong indications it's from a large passenger aircraft.

有明显的迹象表明这块残骸来自一架大型客机。

China's self-developed large passenger aircraft C919 has taken its first flight in the Year of the Rabbit.

中国自主研发的大型客机 C919 完成兔年首次飞行。

The C919 is China's first homegrown large passenger aircraft, manufactured by the Commercial Aircraft Corporation of China (COMAC).

C919是中国首架国产大型客机，由中国商用飞机有限责任公司制造。

It contains a model of Beijing 1, the first light passenger aircraft in China, which was developed by the university.

它包含“北京一号”的模型，这是中国第一架轻型客机，由该大学开发。

What’s the average life of a passenger aircraft?

【life】客机的平均使用寿命是多久？

Now, the agency has been working on a plan to safely integrate drones into the airspace so that you don't have accidents with passenger aircrafts.

而现在该机构一直致力于将无人机集中到安全空域的计划, 这样你就不会看到和客机相撞的事故。

And even spinning at relatively low speeds, these engines produce more than enough thrust to maintain the necessary speed for flying a passenger aircraft.

即使以相对较低的速度旋转，这些发动机也能产生足够的推力来维持客机飞行所需的速度。

Passenger aircraft have begun flying in and out of a giant new airport in the Turkish city of Istanbul, which Turkey plans to make the biggest in the world.

土耳其伊斯坦布尔市的一个巨大的新机场开始启用，飞机开始进出，土耳其计划将其打造成世界上最大的机场。

It might also be hard for airlines to co-ordinate the departure times and destinations of passenger aircraft in a way that would allow them to gain from formation flight.

除此之外，各航空公司也很难协调其客机起飞和降落时间同时又能使他们从编队飞行中获益。

It follows the British government's decision to suspend flights to and from the resort of Sharm El-sheikh after a Russian passenger aircraft crashed. Mark Lowen is in Sharm El-sheikh.

俄客机坠机以后，英国政府决定暂停往返旅游圣地沙姆沙伊赫的航班。请听马克·洛温为您从沙姆沙伊赫带回的报道。