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The aerodynamic drag coefficient of a bus body model is measured in the wind tunnel with the acoustic excitation technique applied. 本文利用内部声激励技术,在风洞中对某厢式客车车身模型进行空气阻力系数的测试。
Numerical Simulation and Study of Aerodynamic Drag Coefficient of Automobile 汽车空气阻力系数的数值模拟及研究
aerodynamic drag coefficient 悬浮系数
Ratio of lift coefficient to drag coefficient. 升力系数与阻力系数的比值。
Currently, the world's most aerodynamic car is the 2010 Mercedes-Benz E-Class Coupe , featuring a 0.24 drag coefficient. 目前，世界上最空气动力车是2010年奔驰E级轿跑车，具有0.;24风阻系数。
Experimental Investigation on Aerodynamic Drag of High Speed Train? 高速列车空气阻力试验研究?
The results show that the airflow separate at the front part of bus,and induces the high drag coefficient of 0 666 5.The aerodynamic characteristic of JT6120 need improving. 研究结果表明由于在该车的头部产生了气流分离 ;导致空气阻力系数高达 0 .;6665;说明气动性能存在明显的不足;有必要进行改进
The drag coefficient varies with the shape of the object. 拖曳系数随物体的形状而异。
Close windows when travelling at high speed this will decrease aerodynamic drag and lower fuel consumption. 高速行车时应关窗,可减低气流阻力,减少耗油量。
Using characteristics of plasma to reduce aerodynamic drag of vehicles is a new concept of reducing drag. 利用等离子体的特性减小飞行器的气动阻力是一种新概念的减阻思路.
The experimental investigation and analysis on aerodynamic drag of high speed train are performed in the article. 本文对高速列车空气阻力进行了试验研究和分析。
The mechanism of reducing aerodynamic drag by acoustic excitation was briefly analyzed. 本文首先简要地分析了声激励减阻机理。
Knowledge of performance evaluation, reduction in aerodynamic drag and interference, and wind tunnel testing (Aeronautical). 熟悉风机性能评估及风洞试验,降低气动阻力(气动专业);
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；
The numerical simulation research on aerodynamic drag of train affected by the train windshield configuration is performed in this paper. 采用数值模拟方法研究了列车风挡对空气阻力的影响。
Research shows that wind deflector installed on a van-body truck can reduce aerodynamic drag considerably as well as decrease fuel consumption. 研究表明，在厢式货车上安装导流罩，可以大幅度的降低气动阻力、节省燃料消耗。
In order to reduce the aerodynamic drag and improve the automotive maneuverability by optimization of automotive underbody flow. 计算和分析的结论可为汽车底部外形设计和改型提供参考,也为获得复杂车身底部流动最佳化外形打下了基础。
In many cases an overall drag coefficient is given so that the net force on the surface can be determined. 在许多情况下，总的拖曳系数是已知的，因而可以确定作用于表面上的净力值。
The third scheme,whose streamline frontal shape is shuttle shape,with lowest air pressure pulse and aerodynamic drag,was selected as the optimization scheme. 最优方案为列车交会压力波和空气阻力均较小、流线型头部为扁梭形的方案三。
The lift and drag coefficient of flapping-wing MAV in different motion modes are calculated. 计算了扑翼微飞行器在不同运动模态下的升阻力系数;