1) maximal attack angle
![点击朗读](/dictall/images/read.gif)
最大攻角
1.
At the same time, the effects of the Strouhal number and maximal attack angle on the hydrodynamics performance of the flexible fin were analyzed.
同时计算分析了斯特劳哈尔数、最大攻角等参数对柔性鳍水动力性能的影响,建立了最大推力系数和最高推进效率所对应的参数区间,其中低St数的最高推进效率发生在低αmax,高St数的最高推进效率发生在高αmax。
2) optimal attack angle
![点击朗读](/dictall/images/read.gif)
最佳攻角
3) large attack angle
![点击朗读](/dictall/images/read.gif)
大攻角
1.
The frequency of oscillating excitation has more effect on improving aerodynamic performance of airfoil at large attack angle th.
利用振荡扰流进行了改善风力机翼型大攻角下性能的研究。
2.
This paper presents a numerical simulation of separated flow over an airfoil at large attack angles with oscillating excitations to study separation flow control over an airfoil.
为了研究大攻角下振荡射流控制翼型流动分离的机理,应用基于有限体积法和压力修正的SIMPLEC算法,数值模拟了表面施加振荡射流的翼型分离流动。
3.
Based on the characteristics of the complicated aerodynamics for the large attack angle air-to-air missile,using feedback linearization approach for the design of the flight control system is proposed.
针对大攻角空空导弹飞行过程中复杂的非线性空气动力学特性,提出了采用反馈线性化进行控制器设计的方法。
4) high incidence
![点击朗读](/dictall/images/read.gif)
大攻角
1.
Analysis of the unsteady character of the flow field at high incidence;
![点击朗读](/dictall/images/read.gif)
大攻角流动的非定常特性分析
2.
Investigation of pneumatic characteristics for a ventral S-shaped inlet at high incidence and low speed;
一种腹下S弯进气道低速大攻角下气动特性实验
3.
The process of primary vortices forming,lifting and shedding alternately along central axis from opposite sides of a slender body placed at high incidence to an oncoming stream is investigated numerically,and laws on axial evolution of its sectional flow-pattern topological structure are advanced.
运用数值方法研究了细长体大攻角绕流背风面两侧主涡沿轴向交替形成、飘起、脱落的过程,提出了绕流截面流态拓扑结构的轴向演化规律,详细描述了主涡诱导产生二次涡、二次涡分割主涡衍生出tertiary涡、主涡与异侧二次涡绕合、主涡分割异侧主涡形成脱体涡等现象,突出了二次涡、tertiary涡的作用。
5) high angle of attack
![点击朗读](/dictall/images/read.gif)
大攻角
1.
A measurement technique for derivatives of aircraft due to acceleration in heave and sideslip at high angle of attack;
飞行器大攻角升沉平移加速度导数测量技术
2.
An application of the continuous scan technique to the high angle of attack fighter model test;
大攻角连续扫描试验技术在某型号飞机上的应用
3.
Analysis of supersonic flutter of the wing with high angle of attack with aerodynamics heating;
气动加热环境下大攻角翼面超音速颤振分析
6) high angles of attack
![点击朗读](/dictall/images/read.gif)
大攻角
1.
Analysis of high speed Reynolds number effect tests at high angles of attack;
![点击朗读](/dictall/images/read.gif)
高速大攻角Re数效应试验与分析
2.
The research of effect of flow turbulence on the aerodynamic characteristics of a wing body combination at high angles of attack;
湍流度对翼身组合体大攻角气动特性的影响研究
3.
This paper describes a wind tunnel free-flight technique for measuring pitch-damping derivatives of a missile model at high angles of attack.
实验时用气体发射装置将模型向实验段上游发射;并以另一气流横吹模型使其呈大攻角状态飞行。
补充资料:诋攻
1.诋毁抨击。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条