鸭式布局主翼涡破裂较无鸭翼布局有所延迟，但鸭翼自身涡系破裂较早。
The wing vortex breakdown on canard on configuration was delayed relative to that on canard off configuration, but the canard vortex broke down very early.
在主翼片的上方开出了一个“V”型的切口用以产生涡流，为流过赛车中央部分下方的气流增加动力。
The 'V' cut in the main flap (top arrow) creates a kind of vortex, which energises the airflow under the car's central section.
这意味着它能像一架直升机那样作空中悬停，而在向前飞行时，又能降低主旋翼的速度，因为它的一对短翼提供了部分升力。
This means it can hover like a helicopter, but when flying forward can reduce the speed of the main rotor because the wings provide part of the lift.
这意味着它能像直升机一样悬停，但向前飞时可能减少主旋翼的速度并让这两个短翼提供部分提升力。
This means it can hover like a helicopter, but when flying forwards can reduce the speed of the main rotor and let the wings provide part of the lift.
它由两个喷气涡轮引擎提供动力，以驱动五个叶片的主旋翼，以及通过齿轮箱和连轴驱动在两边短翼上的一对螺旋桨。
It is powered by two jet-turbine engines which operate both the five-bladed main rotor and, through a gearbox and shafts, a pair of propellers on two short wings.
主飞行电脑和扰流翼停止工作。
立方直升机的这种配置让他可以像直升机一样盘旋，但在向前飞行时，主旋翼的转速可以将下来，让两侧的机翼提供升力，在此情况下，两台螺旋桨推进器就能发挥大作用了。
This means it can hover like a helicopter, but when flying forwards can reduce the speed of the main rotor and let the wings provide part of the lift. Its propellers give the extra oomph.
这种镜子由7个镶镜的板组成，其中，主镜固定在墙上，其它镜则连在主镜两侧，成为镜翼，并可折叠在一起。
The gadget is made up of 7 individual mirrored panels with one main mirror fixed to a wall and the others attached to 2 extendable arms on either side.
它使用一个安装在后面的推进式螺旋桨并有一对一上一下反向旋转的主旋翼。
The X2 uses a pusher propeller mounted at the rear and has a pair of contra-rotating main rotors, one positioned above the other.
龙骨—沿翼帆中心弦延伸的那根主结构管。
KEEL - main structural tube that runs along sail at center chord of wing.
最后的设计具有一个主旋转器，也就是旋翼。
主旋翼是直升机建模的关键，详细讨论了与其相关的翼型气动力模型、 诱导速度模型和挥舞运动模型的建模方法。
Main rotor is the key part of helicopter modeling, the associated modeling methods of aerofoil aerodynamic loads, rotor inflow dynamics and blade flap motion are discussed in detail.
采用主成分分析方法，提出了一种空调器多翼离心通风机性能的综合评定方法。
The method of main element analysis is used. A comprehensive evaluation method of performance for multi-blade centrifugal fan in air conditioner is given.
德国站的比赛中引入了一种小巧但很有效的空气动力部件——一种新的后部绕流板，原本预期会在匈牙利站比赛中出现的附加的两片后抛翼板在主后翼的下方和后轮前方。
A small but effective aero change introduced in Germany - ahead of a new rear diffuser expected at the next round in Hungary - is this extra flip-up under the main one in front of the rear wheel.
直升飞机有一个五浆叶主旋翼和一个四浆叶尾旋翼。
The helicopter has a five-blade main rotor and a four-blade tail rotor.
垂直安装的引擎，该引擎作为第二阶段的减速齿轮齿形带主旋翼。
Vertically mounted engine driving main rotor via toothed belt as second-stage reduction gear.
为适应舰载和空运的要求，“铺路鹰”采用了可折叠的主旋翼和尾桨。
For shipboard operations and to ease air transportability Pave Hawks are equipped with folding rotor blades and tail stabilator.
执行后退侧滚时，请控制主旋翼的螺距，以便维持固定的高度及速度。
Use collective control to maintain constant altitude and speed. Fly away from the maneuver straight and level.
在上翼缘处有足够的松动，因而在主梁腹板上并不会引起很大的相对扭转。
At the top flange there would be enough slack so that no relative twist of any significant magnitude would be introduced into the girder web.
安排副翼、降舵及主旋翼螺距的打舵时机，使得直升机能保持固定的高度、进方向及速度。
Time the input of the cyclic& collective commands such that the helicopter maintains constant altitude, direction& speed.
核杂岩表现为多重拆离，南翼主拆离断层系控制了山前坡地地貌，北翼拆离系发生褶皱并呈分叉状。
The master detachment fault system at the southern side controls the geomorphology of the piedmont slopes, whereas the detachment system at the northern side is folded and sprays out.
报告还称，它配备了新型引擎和复合主旋翼叶片。
The reports also state that it is fitted with a new type of engine and composite main rotor blades.
同时还介绍了一单通道主飞控系统的地面演示和一副翼配平控制系统的飞行演示。
The paper also describes a ground demonstration of a one channel primary flight control system and a flight demonstration of an aileron trim control system.
物理性能：单散孔，含树胶沉积物，侵填体丰富，导管与射线间纹孔小，轴向薄壁组织为傍管型，主为聚翼状，带状也常见。
Physical properties: a single scattering holes, including gum sediments, tylosis rich, catheter and ray pits between small, axial parenchyma as paratracheal type, main poly of, ribbon is also common.
第二种是产生于立柱翼缘与主梁翼缘连接处的坡口焊缝焊趾处的裂纹。
The second crack is a crack originating at the groove weld toe of the column flange-girder flange connection.
分析表明，主梁下风侧附加翼板对悬索桥颤振是一种有效的气动控制措施。
The analysis shows that the additional surface attached below the trailing edge is an effective aerodynamic means for suppressing the flutter of suspension Bridges.
分析表明，主梁下风侧附加翼板对悬索桥颤振是一种有效的气动控制措施。
The analysis shows that the additional surface attached below the trailing edge is an effective aerodynamic means for suppressing the flutter of suspension Bridges.
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