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angle of attack

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angle of attack是什么意思
英式音标:[ˈæŋɡl ɔv əˈtæk]
美式音标:[ˈæŋɡəl ʌv əˈtæk]
词汇分类:Word Menu
词义:

释义

迎角,冲角,攻角;

英英释义

angle of attack

n.the acute angle between the direction of the undisturbed relative wind and the chord of an airfoil

用法:

双语例句

The conventional tail must be at a negative angle of attack, and the Canard tail at a positive angle.
通常的尾翼必须处于负迎角,而鸭式尾翼则为正迎角。

Methods for getting optimal attack and sideslip angles are developed, solving the multiple solution problem.
提出校正过程中确定迎角和侧滑角最优解的方法,解决了三点组合多解的问题。

When confronted momentarily with an ascending air current, the paraglider climbs since the angle of attack has increased.
当我们遇到暂时性上升空气时,飞行伞会随著攻角增加而上升。

In this paper, the initial stage in application of fuzzy logic to aircraft high-angle-of attack aerodynamics using wind tunnel test data is outlined.
本文概述最初阶段利用风洞试验数据应用模糊逻辑研究飞机大攻角空气动力学的情况。

权威例句

Separation Control on HIgh Angle of Attack Airfoil Using Plasma Actuators

Aerodynamic Characteristics of Seven Airfoil Sections Through 180 Degrees Angle of Attack for Use in Aerodynamic Analysis of Vertica...

Measuring the angle of attack of beating insect wings: robust three-dimensional reconstruction from two-dimensional images

Detached-eddy simulation of an airfoil at high angle of attack

Working area and angle of attack in three cranial base approaches: pterional, orbitozygomatic, and maxillary extension of the orbito...

Effect of angle of attack profiles in flapping foil propulsion

A sliding mode missile pitch autopilot synthesis for high angle of attack maneuvering

Application of bifurcation theory to the high-angle-of-attack dynamics of the F-14

Time-marching transonic flutter solutions including angle-of-attack effects

Unsteady flow phenomena over delta wings at high angle of attack
造句:

1. Her seat slides forward and back on tracks in the center of the cockpit, which increases the OARS 'Angle of attack as they enter the water — making each stroke longer and more efficient.

她的座椅下面有个轨道,因此座椅可以前后滑动,这样在桨入水时可以增大它们的迎角,使每一次划船时桨在水中停留的时间更长,从而更有效率。

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2. If you were a marketing manager, return to the job with a new Angle of attack that can help make the company more competitive.

如果你是个市场拓展经理,带着新的行销理念重回以前的岗位可能有助于提升公司的竞争力。

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3. A type of statistical analysis used to study high-energy physics and stock market fluctuations could yield a new Angle of attack in the fight against the virus that causes AIDS.

一种统计方法主要用于研究高能物理和股市波动,现在有可能在人类对抗艾滋病的战役中开辟新的战场。

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4. Angle of attack and nose shape of bodies are key factors that asymmetric vortex occurs over slender bodies.

迎角、旋成体的外形,尤其是头部的几何形状是细长前体出现非对称涡的关键因素。

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5. Instead of giving up, Mr Obama needs to change his Angle of attack.

取代放弃,奥巴马需要改变他的“攻击”角度。

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6. Dynamic aerodynamics characteristic is one of very important parameters of modern maneuverable aircraft to be scaled at high Angle of attack and high speed.

高速大迎角动态气动特性是衡量新一代高机动飞行器性能的重要参数之一。

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7. For this Angle of attack the corresponding velocity distribution is constant for the second segment.

这个迎角相应速度分布是固定的第二部分。

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8. The velocity distributions previously shown were for a single Angle of attack.

先前的速度分布列分别为单一迎角。

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9. Angle of ATTACK, the Angle of the wing chord in relation to the free stream airflow as it moves forward through the air.

迎角,机翼翼弦在空气中向前运动时与自由气流之间的夹角。

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10. Another potential advantage results from the fact that the plane is already tilted to a large Angle of attack as it rolls down the runway.

另一个潜在的优点,是飞机在跑道滑行时,机翼已经有一个较大的迎角。

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11. This paper presents a dynamic inversion control method for high Angle - of - attack flight.

提出了一种飞机大仰角飞行的动态逆模糊集成控制方法。

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12. In the experiment for measuring bullet attitude, this measurement system can accomplish real-time measuring small bullet Angle of attack and velocity parameter.

在实际弹丸飞行姿态测试试验中,该测试系统可以较好的完成实时测试小弹丸攻角和速度参数的任务。

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13. Numerical solutions agree with supersonic linearized potential flow theory as a special case when the mean angle of attack tends to zero and with piston theory in hypersonic case.

作为平均迎角趋于零的特殊情况,本文的数值结果与超声速线化的位流理论是一致的,在高超声速情况与活塞理论一致。

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14. Based on the principle of flight of fan wing aircraft, realizing methods of VTOL are preposed by changing the Angle of attack and increasing chord length of the tail.

基于扇翼机的飞行原理,提出通过改变攻角以及增加尾部升力面弦长的方式提高气动效率,进而实现垂直升降的方法。

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15. In flight, the Angle of attack can only be adjusted to a small degree, as the wing is highly pliable and subject to collapse.

在飞行时,当伞翼变的极度容易折湾及崩溃时,攻角只能被调整至一个非常小的角度。

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16. Numerical procedure is developed for hydrofoils in steady motion at small angle of attack beneath the free surface. Computational results are compared with that of experiments and other computations.

以在自由表面下作小攻角定常运动的水翼为例进行了计算,计算结果与试验结果和其他计算结果作了比较。

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17. The aerodynamic drag of different models at zero angle of attack in the experiment is calculated using the simplified procedure.

在零攻角实验时不同模型的空气动力阻力是采用简化方法来计算的;

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18. Angle of attack measuring has very important meaning.

测量攻角具有十分重要的意义。

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19. The results show that the performance of optimized fan is improved by lowering the energy loss which caused by the secondary flow vortex, the volute tongue, the wake-jet and the angle of attack.

研究结果表明:通过优化有效降低了因二次流漩涡、风机蜗舌结构、尾流-射流和正冲角等造成的能量损失,提高了离心通风机性能。

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20. The change rules of aerodynamic parameters including lift coefficient, drag coefficient and pitch moment coefficient have been analyzed when Angle of attack and fuel flow rate is changed.

考虑了不同飞行攻角、不同燃料流率下气动参数,包括升力系数、阻力系数和俯仰力矩系数的变化规律。

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21. In terms of the aircraft characteristics, the aircraft dynamics are divided into fast dynamics of Angle speeds and slow dynamics of roll Angle, Angle of attack and sideslip Angle.

根据飞机的动态特性,将飞机动态分为角速度快速动态与滚转角、迎角与侧滑角表示的慢动态。

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22. For the aircraft with moderate swept wing, the main reasons of causing wing rock are the variations of roll damping moment with the Angle of attack and the sideslip Angle.

对具有中等后掠角机翼的飞机,产生机翼摇晃的主要原因是滚转阻尼力矩随迎角和侧滑角的变化。

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23. In order to study dynamic stall phenomena of an aircraft in portrait at a high Angle of attack, designing a measuring device of heave oscillation for a low speed wind tunnel.

为了研究飞行器在纵向大迎角状态下的动态失速现象,设计了一套用于低速风洞的升沉振动测量装置。

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24. The extended linearization of nonlinear systems is used to design flight control systems at high angle of attack.

利用非线性系统的扩展线性化方法设计具有大迎角的非线性飞行控制系统。

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25. Carry out external walk around, check static ports, pitot tubes, tat probe for no damage and obstruction, check static dischargers, radome latches and Angle of attack sensors for no damage.

执行绕机检查,确保静压孔、空速管、全空温探头没有损坏和堵塞,检查静电放电刷、雷达罩锁和迎角传感器没有损坏。

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26. In this paper, the initial stage in application of fuzzy logic to aircraft high-Angle-of attack aerodynamics using wind tunnel test data is outlined.

本文概述最初阶段利用风洞试验数据应用模糊逻辑研究飞机大攻角空气动力学的情况。

youdao

27. The influence of nodal points interval of angle of attack and order of spline function on estimation results is also researched.

同时还研究了迎角节点间隔和样条函数的次数对估计结果的影响。

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28. The influence of nodal points interval of angle of attack and order of spline function on estimation results is also researched.

同时还研究了迎角节点间隔和样条函数的次数对估计结果的影响。

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angle of attack

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