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.
航空公司可能也很难协调客机的起飞时间和目的地，使它们能够从编队飞行中获益。
Only experienced pilots fly large passenger aircraft.
只有经验丰富的飞行员才能驾驶大型客机。
Only experienced pilots fly large passenger aircraft.
只有有经验的飞行员才能驾驶大型客机。
Middle sized passenger aircraft can be taken off or landed in Chaoyang Airport.
朝阳机场可以起降中型客机。
The forming of integral panels is one of the key issues in the manufacture of large passenger aircraft.
整体壁板成形是大飞机制造的关键难题之一。
Might the idea of near-hypersonic passenger aircraft, which has lain dormant for a few years, be coming back?
已被搁置多年的超音速民航客机概念是否会再次复苏？
Boeing's new 787 Dreamliner passenger aircraft has successfully completed its first test flight in the US.
波音新787梦想者客机在美国成功完成首次试飞。
"Jet", which is literally a huge passenger aircraft, has been made into a goodbye that means that you are leaving promptly (like a jet)!
字面意思表示巨大的喷气载客飞机，它已经被广泛的用于表示马上要离开(犹如一架喷气式飞机)！ ！
ENSURING that the engines stay properly attached to the fuselage is, one might think, a fairly fundamental part of maintaining a passenger aircraft.
大家一般都会认为，保证飞机的发动机恰当地与机身连接在一起，这是养护客机的基本要素之一。
A company to build large passenger aircraft was unveiled, a key step forward in the country's ambitious project to produce homemade jumbo jets.
大型客机制造公司正式揭牌成立，这是中国制造本土大型客机项目中的关键一步。
According to NASA, the concepts must incorporate technologies enabling large, twin-aisle passenger aircraft to achieve ambitious environmental goals.
根据NASA的计划，这一概念必需能够融合现有大型客机引擎技术，能实现双引擎客机推动，并能够达到环保效果。
A Nigerian passenger aircraft crashed after take-off from the capital Abuja, killing 96 people. It was the country's third civilian air disaster in a year.
一架尼日利亚的客机在从首都Abuja起飞后坠毁，96人丧生，这是一年内该国第三次国内客机失事。
The fixed costs of modern passenger aircraft are very high, but the marginal costs--the costs of carrying one more passenger if the plane is not full--are very low.
现代客机的固定成本巨大，但是其边际成本-在未满的前提下每增加一名乘客所增加的成本-非常低。
In aviation the market for regional passenger aircraft (up to 100 seats) has been taken over by two companies, Bombardier Aerospace of Canada and Embraer of Brazil.
在航空领域，地方航空客运市场已由两个公司占领，加拿大的Bombardier航空公司和巴西的Embraer航空公司。
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 for mation flight.
每架客机的起飞时间与目的地都不相同，要协调它们编队飞行很难。
The GE Aviation team conceptualizes a 20-passenger aircraft that could reduce congestion at major metropolitan hubs by using community airports for point-to-point travel.
GE航空团队提出搭载20名乘客的航空器，通过为点对点旅行使用社区机场，它能减少主要大城市枢纽的拥堵状况。
Boeing has already achieved such a rebalancing: it made 75% of revenues from passenger aircraft in 1996 but the expansion of its military side has brought that down to 47%.
此前波音已经成功进行了此类重整：在1996年，波音75%的收益来自载客飞机，但它在军事用机方面的扩张，使这一比例下降到了47%。
The Northrop Grumman team foresees the greatest need for a smaller 120-passenger aircraft that is tailored for shorter runways in order to help expand capacity and reduce delays.
诺斯罗普·格鲁曼团队预见了较小120座飞行器的广泛需求，它是为增加载客量和减少延误而量身定做的。
For example, invoking a business process to request a quote for a custom passenger aircraft, involving many partners or human interaction in the process, could take days or weeks to complete.
例如调用一个业务流程来请求指定的客机报价，流程包括许多合作伙伴或人的互操作，这要花几天或是几周来完成。
The attackers simultaneously hijacked four large passenger aircraft with the intention of crashing them into major landmarks in the United States, inflicting as much death and destruction as possible.
袭击者们同时劫持了四家大型客机的目的在于用他们撞击美国地标并造成尽可能多的伤亡和损失。
Because of the possibility of one passenger in a million boarding an aircraft with a weapon, the other 999,999 passengers must subject themselves to searches and delays.
由于一百万人中可能有一名乘客会携带武器登上飞机，其他999,999名乘客必须接受搜查和延误。
But Mr Cowan said despite the apparent solution to problems of aeroplanes and ash clouds, the aircraft would not be suitable for large-scale commercial passenger flights.
不过考恩先生表示，尽管这种飞机可以用来解决与飞行和火山灰有关的问题，但不适合用于大规模的商业客运。
In the example above, it is the interaction between the passenger and the aircraft that is described.
在上面的例子中，就是乘客和飞行器之间的交互作用。
A 20-year-old man travelling on a small passenger plane wrenched open the door of the aircraft while it was flying at 7000m over northern Canada and leapt to his death, according to the Guardian.
据英国《卫报》报道，一名20岁男子从位于加拿大北部7000米高空的一架小型客机上强行打开机舱门，跳下身亡。
A 20-year-old man travelling on a small passenger plane wrenched open the door of the aircraft while it was flying at 7000m over northern Canada and leapt to his death, according to the Guardian.
据英国《卫报》报道，一名20岁男子从位于加拿大北部7000米高空的一架小型客机上强行打开机舱门，跳下身亡。
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