This difference in lift can make it hard to maintain level flight.
这种差异能够产生保持直升机水平飞行的升力。
The same considerations apply to the correct banking Angle of a plane when it makes a turn in level flight.
当水平飞行的飞机转弯时，同样应有一定的倾斜，倾斜角的大小可按与上面相同的考虑来决定。
And, we need to reduce the power to cruise power as in level flight or it will make us hard to trim the aircraft. I need to remember.
还有，切记：当平飞的时候，需要减小动力至巡航动力，否则很难对飞机进行配平调整。
As he moved towards a tree in fruit, a dragonfly flew past at eye level; he paused to watch its flight before slowly moving on.
正当他迈向一颗果树时，一只蜻蜓在他视线处飞过，他停顿下来，注视蜻蜓飞行，然后慢慢继续向果树移去。
Teams in English football's top flight notched up around $2.5 billion in revenue last season, almost triple the level of a decade ago, making it the world's richest football league by a country mile.
上赛季，英格兰最顶级联赛球队的收入达到25亿美元，大约是十年前的三倍，这使它成为世界上最富有的足球联赛。
The air pressure in a plane during flight is lower than at sea level.
飞行中飞机内的气压低于海平面的大气压。
This paper tried to evaluate the level of pilots'flight illusion or spatial orientational ability in terms of the frequency and types of flight illusion.
本文从飞行错觉发生的类型和频率出发，尝试对飞行员在实际飞行中所产生的错觉水平或空间定向能力做出基本的评定。
It was the only time in my 20 year career that I have seen any services jets purposely flying below flight deck level.
在我20年服役中，这是唯一一次见到在役喷气机在低于飞行甲板的高度飞行。
Models at multiple level of detail are widely used in real time rendering of complex 3d scene, flight simulator, 3d animation, interactive visualization, and virtual reality.
它可用在复杂3d场景快速绘制、飞行模拟器、3d动画、交互式可视化和虚拟现实等应用系统中。
In order to improve the level of training flight commander, improve training efficiency, reduce training costs, the "PC-based training of the simulator of flight command system" was developed.
为缩短飞行指挥员的训练周期，提高训练效率，降低训练成本，设计并实现了基于PC的飞行指挥训练系统。
For instance, we can think we are flight in level, but actually we are turning at that time.
比如说，感觉是在平飞，而实际上飞机处于转弯状态。
Total Vertical Error (TVE) : Vertical geometric difference between barometric altitude in actual flight of aircraft and designated barometric altitude (flight level).
总垂直误差(TVE)：航空器实际飞行的气压高度和指定的气压高度(飞行高度层)之间的垂直几何差值。
While our country falls far behind the developed countries overseas in the development of flight simulator, especially, the high level flight simulator and technical storage.
而我国对于飞行模拟器，尤其是高等级飞行模拟器的研制和技术储备均远远落后于国外发达国家。
It was the only time in my 20-year career that I have seen any service jets purposely flying below flight deck level.
这是我20年服役期中，唯一一次看到现役飞机故意飞得低过我们的飞行甲板。
It was the only time in my 20-year career that I have seen any service jets purposely flying below flight deck level.
这是我20年服役期中，唯一一次看到现役飞机故意飞得低过我们的飞行甲板。
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