反推装置（T／R）系统控制风扇叶片气流的排气方向从而实现正推力和反推力。
The thrust reverser (T/R) system controls the direction of the fan air exhaust to make forward or reverse thrust.
向外转出的小叶片（1）现在更直更低，同时尾盘端板本身（3）也在后端加大了向外弯曲，以更好得引到来自前胎的气流。
The outer small turning vanes are now more straight (1) and lower, while the endplate itself is more curved towards the outside (3) at the rear to better direct airflow away from the front tyres.
但是当向前飞行时，它的旋翼将转向直升飞机的前方(如此一来，就变成朝向迎面而来的空气)，经过叶片上方的气流将比经过叶片背面的气流产生更大的升力。
But when flying forward the air passing over the blade that is advancing to the front of the helicopter (and so into oncoming air) provides more lift than the one that is retreating to the back.
在涡轮管理中，不停地拧以及调整这些涡轮使他们的叶片能够利用最强劲的气流，而非被这些气流所破坏是一项行规作业。
Tweaking and adjusting turbines so that their blades can harness the strongest air currents rather than be harmed by them is a normal part of turbine management.
进口导向叶片，发动机压气机前的一组固定叶片，用以引导气流进人压气机。
INLET GUIDE VANES, a fixed set of blades in front of an engine compressor for directing airflow to the compressor.
因为所有的探头及叶片都暴露在气流里，需要加热以防止结冰。
Since all the probes and vanes are exposed to the airstream, internal heating is provided to prevent ice formation.
叶栅叶片，在反推工作时，使发动机气流向相反方向流动的叶片。
CASCADE vane, a vane for turning the engine airflow during operation of thrust reverser.
迎角叶片，位于机身侧的可动小翼面。为失速警告系统传输飞机对气流的相对角度。
ALPHA VANE, a small moveable airfoil on the side of the fuselage transmitting airplane Angle relative to airstream for the stall warning system.
优化气流结构和风扇的叶片形状设计，降低输入功率，提高效率。
Optimize airflow structure, fan's blade shape design, reduce input power, and improve efficiency.
在相同叶轮出口速度下，叶片扩压器比无叶扩压器中气流速度下降迅速，叶轮出口处平均流场趋于均匀。
Under the same impeller outlet speed, the flow speed of blade diffuser is faster than the vaneless one. The average flow field at impeller outlet trends to uniform.
叶型中线的形状决定了叶片对气流的作功规律。
The shape of blade form centerline determined the work regular of blade to airflow.
结果表明，从叶道的进口到出口，轴流通风机叶片对气流的作用是一个渐变的能量传递过程。
The result is that from inlet to outlet of the blade channel, Axial fan blade effected on air flow is a gradually changed process of energy transmitting.
针对锅炉引风机频繁积灰振动问题，分析了引起吸风机积灰振动的主要因素，并介绍了应用喷嘴气流吹扫技术防止引风机叶片积灰的机理及其使用效果。
Furthermore, the paper introduces the mechanism of applying nozzle airflow purging technology to prevent accumulating dust in wind fan blades and its using effectiveness.
并从其流场分布特点的角度分析了叶片间距、遮盖度对气流流动及气固分离的影响。
From the viewpoint of the flow field distribution features an analysis is conducted of the effect of blade spacing and cover ratio on air flow and gas solid separation.
从风机叶片的运行工况、设计结构和受力状况以及气流流动的特点等方面，研究和分析了叶片产生断裂的原因和机理。
In light of the operating condition, design principle, stress condition and the characteristic of air flow, the cause of fracture and mechanism of primary fan was studied and analyzed in this paper.
航空喷气发动机燃烧室中广泛采用叶片涡流器来控制火焰筒的一次空气流量，并建立强回流区。
The blade-type swirlers have been used in many air engine combustors to control the primary airflow of flame tube and establish a strong recirculation zone.
论文采用滑移网格技术计算了离心风机气流通过叶片定子的情况并研究气流经过定子后流场的变化情况。
This thesis presents the results of computational simulations done in parallel with experimental simulations of the centrifugal fan flow field.
分析在不同叶片安装角下，叶片表面静压系数、出口总压损失系数和出口气流角的变化规律。
The static pressure loss coefficients, total pressure loss coefficients and flow outlet Angle distribution are simulated in conditions of different setting angles.
热空气沿山坡温室向上运动，并汇聚成有一定速度的气流，该气流经风道进入抽风高塔而被加速，然后作用于风轮叶片，风轮带动发电机发电。
The airflow goes via air-draught channel into air-pumping tower, speeding it up. The high-speed airflow acts on blade wheel to drive electric generator set.
此外，通过对振荡叶栅非定常流场结构的研究，发现了叶片吸力面气流分离与叶片振动之间的耦合关系。
Through studying the structure of the unsteady flow field in vibrating cascades, the coupling relationship between flow separation on the suction surface and blade vibration is revealed.
气流控制在干、湿不同气候情况下通过调节百叶片控制气流。
Air flow control the aerofoil Louvre shape allows the air flow to be controlled in wet and dry weather.
气流控制在干、湿不同气候情况下通过调节百叶片控制气流。
Air flow control the aerofoil Louvre shape allows the air flow to be controlled in wet and dry weather.
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