What is the essence of the aerodynamic effect?
的实质是什么的空气动力学效果？
The results show that the main aerodynamic effect between the rotor and fuselage is that of the rotor downwash on the fuselage aerodynamic loads.
结果表明，旋翼与机身之间的气动力干扰，主要是旋翼下洗尾流对机身气动力的影响。
Some car and lorry drivers try to exploit this aerodynamic effect by tailgating big trucks to reduce their own fuel consumption. But it is exceedingly dangerous.
一些汽车和卡车司机紧随大型卡车之后行驶，利用空气动力学作用减少自身的燃油消耗，但是这种做法是相当危险的。
In this paper, the Beijing-Shanghai high-speed railway tunnel project is made as the background, study on its corresponding issues of the aerodynamic effect.
本文以京沪高速铁路隧道项目为背景，对其相应的气动效应问题展开研究。
Static coefficients are defined to describe the static effect of wind on bridge, and the aerodynamic derivatives are used to describe the aerodynamic effect.
静力三分力系数用于描述风对桥梁的静力作用，气动导数是颤振和抖振分析方法的核心。
You lose the same aerodynamic effect when you are behind people and then you don't have the grip from the tyres. So it is very difficult to overtake or get even close to the people.
当你跟在其他赛车后面的时候同时失去了空气动力影响，因此超车或甚至是接近前车都变得十分困难。
The aerodynamic lens effect of laser beam through aerodynamic window is investigated and the conclusion is provided.
研究了自由涡射流对透射激光产生的气动透镜效应，给出了计算结果。
A method of analysis of the effect of aeroelasticity on the stability of elastic vehicles by using a simplified mathematical model of unsteady aerodynamic forces is proposed.
而后就简化的非定常气动力数学模型提出了分析气动弹性对飞行器稳定性影响的方法。
The neglect of density flow ratio effect can lead to errors in aerodynamic design.
如不注意密流比效应，可能导致设计错误。
To study the effect of aerodynamic drag in the solar array spreading on the ground, a calculation method of time-varying aerodynamic drag was put forward based on dynamic meshes in this paper.
为研究太阳帆板地面展开试验中气动阻力的影响，基于动网格技术提出了一种时变空气阻力计算方法。
The changes in dihedral of front wing and cathedral of rear wing have little effect on longitudinal aerodynamic characteristics but large effect on lateral-directional characteristics.
改变连翼机前翼上反角和后翼下反角对纵向气动特性影响不大，对横向气动特性有明显影响。
The experimental results of the effect of base bleed propellant composition on the aerodynamic performance of drag reduction and range increase of base bleed projectile.
介绍了底排药剂成份对底排弹减阻增程气动力性能影响的实验结果。
The finite volume method was used to compute the aerodynamic load, and the effect of leading-edge cut and ribs on the pressure distribution was analyzed simultaneously.
使用有限体积法计算了飞行时的气动载荷，分析了前缘切口和翼肋开孔对压强分布的影响；
There is a larger effect of flow Angle of attack caused by high altitude wind on aerodynamic load and flight environment in rocket flighting.
高空风引起的气流攻角对火箭飞行中的气动载荷和飞行环境有较大的影响。
Aerodynamic characteristics of 2d wing in viscous flows in the presence of ground effect were investigated by CFD techniques.
本文采用CFD技术，对存在地面效应时二维机翼在粘性流场中的空气动力特性进行了研究。
The icing problem affect the flight safety of aircraft, to explore the icing effect on aerodynamic performance for multi-element airfoil is very important.
飞机结冰是影响飞机飞行安全的重要因素之一，研究结冰对多段翼型的气动特性影响具有重要意义。
The results indicate that the time-space structure and the average aerodynamic performance can be improved greatly when the couple of wake impact effect is occurred.
实验结果表明：当发生尾流撞击耦合效应时，压气机内部流动的时空结构以及时均气动性能均得到较大提高。
This paper studies the effect of vectoring jet on the transverse aerodynamic characteristics of a slender body.
采用测压方法研究了矢量喷流对细长旋成体大迎角非对称流动的影响特性。
Also the effect of different ice shapes on lift and drag coefficient were assessed. The results indicate that the glaze ice has the most adverse impact on airfoil aerodynamic performance.
另外还计算了不同的冰形对机翼升、阻力的影响，结果表明瘤状冰对机翼气动特性的影响最大。
In order to DE? Ne the risk associated with the cross wind along a railway line, the effect of the infrastructure scenario on the aerodynamic loads acting on a vehicle have to be investigated.
为了确定风险与侧风沿着一条铁路，效果的基础设施情况对气动作用在车辆必须进行调查。
The results showed the influence of pivoting-stator on the turbine's aerodynamic performance was combined effect of cascade convergence, attack Angle and out-flow Angle.
研究表明，可调导叶对涡轮性能的影响是叶栅收敛度、气流冲角与出气角的综合影响。
The effect of protecting mesh of air conditioner outdoor unit on aerodynamic noise is studied with experimental method.
采用试验研究的方法，研究了某型空调器室外机组防护网对气动噪声的影响。
Because of the drastic aerodynamic heating effect, panel flutter analysis considering thermal effects becomes an emerging problem in the design process of supersonic aircraft.
在超音速飞行器的设计中，由于气动加热效应相当剧烈，考虑热效应的壁板颤振问题成为一个不可忽视的气动弹性问题。
The frequency of oscillating excitation has more effect on improving aerodynamic performance of airfoil at large attack…
与扰流振幅相比，调节扰流振荡频率更能改善翼型深失速条件下的气动性能。
By using of numerical simulation, the effect of applying boundary layer suction on end-wall to the aerodynamic performance for a van with a high-turning Angle and meridional divergence was discussed.
针对某大折转角子午扩张型导叶，通过数值模拟，讨论了端壁附面层抽吸对叶栅性能的影响。
It is shown that the cable wind load affects remarkably the aerostatics of long-span suspension Bridges, but its effect on the aerodynamic stability becomes negligible.
结果表明：缆索风荷载对悬索桥静风效应的影响比较显著，但对于空气动力稳定性则没有影响。
For hypersonic vehicles, the effect of nozzle aerodynamic characteristics on vehicles performance is serious.
基于特征线法，并考虑变比热的影响，开展了高超声速飞行器用单膨胀斜面喷管设计。
The results show that lightcraft's attitude stabilization is achieved by gyroscopic effect, and that due to the side force and the aerodynamic damp, lightcraft has the ability to ride a laser beam.
研究表明，光船高速自旋产生的陀螺效应使光船姿态保持稳定，侧力和气动力阻尼的共同作用使光船具有稳定于光束中心的能力。
The results show that lightcraft's attitude stabilization is achieved by gyroscopic effect, and that due to the side force and the aerodynamic damp, lightcraft has the ability to ride a laser beam.
研究表明，光船高速自旋产生的陀螺效应使光船姿态保持稳定，侧力和气动力阻尼的共同作用使光船具有稳定于光束中心的能力。
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