aerodynamic

This paper introduces the trim aerodynamic characteristics of re-entry modules.

本文主要介绍小升阻比载人飞船返回舱的配平气动特性.

Aerodynamic balances are simpler and lighter than mass balances or power boost.

气动补偿比重量补偿或助力器简单而且轻便.

The research on MU aerodynamics plays an important role on reducing aerodynamic resistance, enhancing aerodynamic performance, saving energy and saving transportation cost.

动车组空气动力学的研究对于降低动车组的气动阻力、提高它的气动性能、节省动力能源、降低运输成本都具有极其重要的作用。

To obtain good aerodynamic characteristics, the radial aerodynamic balance equations were adopted to build the fan's rotating blades, which were evolved from the simplified three dimensional flow theories, the constraint conditions and the control vortex theory.

采用简化的三元流动设计理论得到叶轮叶片气动设计径向平衡方程式和求解约束条件，进而引入了控制涡设计理论进行风扇叶片造型，获得了优良的气动性能；

The mechanism of reducing aerodynamic drag by acoustic excitation was briefly analysed.

本文首先简要地分析了声激励减阻机理.

The newspaperman summarized the crux of the aerodynamic phenomenon.

记者总结了空气动力现象之谜.

This system proposes improvements from the four aspects of the shape parametric approach, mesh generation, aerodynamic optimization methods and design experience accumulation to reflect systematic, efficient and intelligent, which agree the develop trend of civil aircraft aerodynamic optimization.

该系统从外形参数化、网格生成、气动优化方法和设计经验积累等四个方面分别提出改进措施，体现了系统性、高效性和智能性，符合目前民机气动优化的发展趋势。

Stability Simulation of Unsteady Aerodynamic Based on Large-amplitude Motion; CVR METHOD FOR IDENTIFICATION OF NONSTEADY AERODYNAMIC MODEL

基于大振幅运动非定常气动力的稳定性仿真识别非定常气动力模型的初脉冲耦合振动法

The accomplishing method is that the attack angles of aerodynamic forces are made changing along transmission line so aerodynamic forces are made being approximate balance state by spiral winding plastic belt on transmission line.

实现的方法是在输电线螺旋地缠绕横截面为三角形的塑料带，使气动力的攻角沿输电线的长度方向周期性地变化，使作用在输电线上的气动力近似地成为平衡力系。

Moreover, addition movement of the airframe can result from aerodynamic or propulsion noise.

此外气动力或发动机扰动也会造成弹体的附加运动.

The linear scaling and the Reynolds number represent classical, aerodynamic similitude requirements applicable to law-speed flight.

线性缩尺和雷诺数是低速飞行时经典的气动力模似要求.

An effective aerodynamic optimization design method of transonic airfoil is given.

提出了一种有效的跨音速翼型气动优化设计方法.

Investigated was the aerodynamic instability problem of an axial-flow compressor during throttling tests.

研究了某轴流式压气机节流试验中的气动不稳定问题.

Aerodynamic admittance was an important aerodynamic factor in analysis of buffeting of bridges.

气动导纳函数是桥梁抖振分析中的重要气动参数.

Aerodynamic forces and moments are strictly speaking functionals of the state variables.

严格说来,气动力和力矩是状态变量的泛涵.

Describing the general appearance of aerodynamic shadow zone, and suggesting to the definition of aerodynamic shadow zone.

描述空气动力阴影区的一般形状，并对空气动力阴影区的定义提出建议。

Measurements of the Aerodynamic Resistance Study on Aerodynamic Sealant

空气动力学阻抗的测量研究

The aerodynamic forces on any control surface produce a moment about the hinge.

在任何操纵面上的空气动力均产生围绕其铰链轴的力矩.

The aerodynamic resistance experienced as a car travels forwards.

赛车运行时所受到的空气动力阻力.

The secret of the machine lies in the aerodynamic shape of the frame.

该机器的精妙之处在于其构架呈流线型。

Aerodynamic ( passive ) instability is a disadvantage for manned vehicles.

气动力 ( 被动 ) 稳定对于载人飞行器是不利的.

While files on the aerodynamic research are not systemic in the country.

对于建筑物动态风力的研究,在国内还不系统.

These effects appear to be negligible with respect to aerodynamic coefficients.

就空气动力系数这方面来说,这些影响似乎可以略去.

Based on the mechanical and aerodynamic methods of shock wave control, a method of plasma aerodynamic actuation is proposed.

在机械式和气动式激波控制方法的基础上，提出了激波控制的等离子体气动激励方法。

The static aerodynamic characteristics for slender bodies at large angle of attack was analyzed.

研究分析了细长旋成体弹身类型气动外形的大攻角范围气动特性.

Various aerodynamic devices, as well as passive dampers and serve dampers, are available.

各种空气动力装置以及无源阻尼器和伺服阻尼器是可用的.

The contradiction between bracing rigidity and aerodynamic interference can be resolved by this system.

该系统能解决支架的支撑刚度与气动干扰之间的矛盾.

There is, as with aerodynamic control additional complication if roll control is required.

像用气动力控制那样,如果需要滚动控制,那么就增加了复杂性.

The frequency response function includes an aerodynamic transfer function.

频率的主函数包括主动力传递函数.

The aerodynamic characteristics of a tethered balloon with inverted Y fins were estimated by the traditional aerodynamic estimation from the flight dynamics analysis viewpoint.

从飞行力学分析的角度，用传统的气动力估算方式对具有倒Y型尾翼的系缆气球的气动力特性进行估算。