介绍了用于拍动翼的非定常空气动力特性和高升力机理。
The unsteady aerodynamics and the unsteady high-lift mechanisms applied in flapping wings are introduced.
试验研究了直升机机身受旋翼气流干扰时的空气动力特性。
The interaction effects of rotor wake on fuselage for helicopter were researched with experimental method.
讨论了低雷诺数空气动力特性，包括分离气泡和展弦比的影响。
The aerodynamic characteristics of low Reynolds number, the influence of separation bubble and aspect ratio are discussed.
因而，在汽车研究和设计时考虑空气动力特性变得越来越重要。
So considering the influence of the aerodynamics on vehicle has become more important in vehicle research and design.
煤粉气流性质和炉内空气动力特性对锅炉的稳定燃烧起着重要作用。
Coal powder quality and air dynamic characteristics play an important role in the process of the steady combustion of boiler.
双三角翼气动布局比三角翼飞机具有更好的大攻角空气动力特性。
The effects of Gurney flap on double delta wing aerodynamic performance in low speed wind-tunnel tests;
汽车空气动力特性对汽车的动力性、经济性和操纵稳定性有直接的影响。
The vehicle's aerodynamic character directly affects the dynamic, economic and control stability characters.
在车外后视镜制定了专门宝马M3跑车也有助于提高赛车的空气动力特性。
The exterior mirrors developed exclusively for the BMW M3 Coupe also serve to enhance the car's aerodynamic qualities.
而考虑空气动力特性对车辆行驶的影响，特别对操纵稳定性的影响尤其重要。
And the influence on vehicle driving stability is one of the important influences.
本文主要介绍在直流式燃烧器出口加装钝体稳燃器后的冷态空气动力特性的研究成果。
Research results of the cold aerodynamic flow characteristics of a bluff-body flame stabilizer mounted on the outlet of a tangential burner are reported.
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。
Aerodynamic characteristics of 2d wing in viscous flows in the presence of ground effect were investigated by CFD techniques.
本文描述的是研究爆炸成型发射弹（EFP）模型的流场及超高速空气动力特性所用的弹道试验设备；
The range equipment for the investigation of the hypervelocity aerodynamic properties and flow field of explosively formed projectile(EFP) models is described.
空中骑士的座舱比300C型直升机宽45厘米，长60厘米，空间更宽，同时空气动力特性得到了改善。
The cockpit is 45CM wider than the 300C and 60 CM longer, providing more room while also improving the aerodynamics.
翼型伞空气动力特性研究是研制高性能翼型伞的一个重要内容，而风洞试验是翼型伞气动性能研究的主要手段之一。
One of the main works to development ram air parawing with high performance is to research its aerodynamic characteristics, and the wind tunnel test technique is usually been taken.
利用水柱式压力计以及荷重元测力系统为测量工具，针对其流场的空气动力特性作一研究，试图找出最佳解决方案。
We used water column type pressure gauge and the load cell system as tools to research the aerodynamic characteristic of the flow field, and attempt to discover the best solution.
为了优化无人驾驶航空飞行器在整个飞行过程中的空气动力特性而使机身、推进系统和升力控制面一体化的设计技术。
Design technology for integration of air vehicle fuselage, propulsion system and lifting control surfaces to optimize aerodynamic performance throughout the flight regime of an unmanned air vehicle.
在此基础上进一步就车身表面的附件和表面的凹槽对于局部气流、压力和对整车空气动力特性的影响进行了研究和分析。
Based on the research above, this paper also does some research on the influence on aerodynamic characteristics of accessories and grooves on body surface.
羽毛很可能在几百万年的时间跨度中就进化出越来越多的空气动力学特性，并最终使得恐龙可以在树木之间滑行。
Feathers may have become increasingly aerodynamic over millions of years, eventually allowing dinosaurs to glide from tree to tree.
从而为生物质成型燃料燃烧设备热性能、空气动力场、结渣特性、主要设计参数确定等试验奠定了基础。
This will lay the foundation for the thermal performance test, air dynamic field test, dreg characteristic test and determinative test of the main design parameters.
根据叶型表面的压力分布，着重分析了叶型的空气动力绕流和叶栅特性的变化规律。
According to the pressure distribution on the airfoil surface, analysis is made particularly of the airflow around the airfoil and of the variation law of cascade characteristics.
试验结果表明，该模型在空气动力学特性变化强烈和动力学尾流效应起主要作用的地区有更准确的预测。
The result indicated that more accurate predictions are expected in situations where local aerodynamic characteristics strongly vary with time and where dynamic wake effects play a significant role.
本文给出近似解析公式，确定空气动力迟滞引起的飞机横航向极限环振荡特性。
This paper presents an approximate analytic method which determines the characteristics of aircraft lateral-directional limit cycle oscillation induced by aerodynamic hysteresis.
昆虫在空中各种姿态的空气动力学特性、原理、计算方法。
Study on the aerodynamics, theory and design methods for robot insects flying postures.
应用空气动力学、工程热力学理论，推导空气弹簧垂向动态特性分析的数学模型，经过试验验证模型的正确性。
Based on the theory of aerodynamics, engineering thermodynamics, the mechanical model for air spring vertical dynamical characteristics analysis is built and proved to be correct by test.
本文对采用二氧化碳作为基本工作流体的半闭环燃气轮机循环的空气动力学特性进行了详尽的分析。
The aerodynamic performance of turbomachinery for an gas turbine engine based on a semi-closed cycle employing carbon dioxide as the primary working fluid was analyzed.
随着速度的增加，高速列车空气动力学问题也显露出来，需要加强对气动特性的分析。
With the increase of speed, aerodynamic problems of such trains are emerging. Aerodynamical analysis has got to be strengthened.
把其作为可吸入颗粒物来研究，可以使我们从空气动力学的角度，得到其温度、时间、粒径、湿度、吸附等诸多特性。
The character of temperature and time and particle diameter and humidity and adsorption and so on May be obtained from air dynamics when this fine particle is as absorbed particle.
为了研究列车车头形状的变化，给空气动力学特性带来的影响，尤其是对车头阻力的影响，本文提出了五种列车车头模型。
In order to research how changing the figure of the train head influences aerodynamic characteristics, especially train head, the thesis brings forward five kinds of models of train head.
随着列车车速的日益提高，了解列车空气动力学特性变得越来越重要。
With the improving of speed of train, understanding the aerodynamic characteristics of train becomes more and more important.
随着列车车速的日益提高，了解列车空气动力学特性变得越来越重要。
With the improving of speed of train, understanding the aerodynamic characteristics of train becomes more and more important.
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