1) asymmetric vortices
非对称背涡
1.
The pressure fluctuation on both sides along the axis of the cylinder were compared to the cross-section vortices structure, which educed by the measurement of mean pressure based on the physical model of asymmetric vortices.
在亚临界流动范围内,通过尖拱细长旋成体在无侧滑状态下的脉动压力测量,对大迎角下细长旋成体非对称背涡结构沿轴向的压力脉动特征进行了研究分析,揭示了压力的脉动幅度与频率沿旋成体轴向的变化规律及其与背涡结构之间的对应关系,并对压力脉动特征沿轴变化的原因进行了初步探讨。
2) asymmetric vortex
非对称涡
1.
Research of asymmetric vortex characteristic about forebody of slender wing and body;
细长翼身组合体前体非对称涡特性研究
2.
When a fighter aircraft or missile flies at high angle of attack(AOA),asymmetric vortexes are produced from the forebody and induce strong side force and yawing moment.
飞机或导弹在大迎角下飞行时会形成非对称涡,从而产生很大的侧滑力和偏航力矩。
3.
In order to study the Reynolds number effects with zonal behaviors on the asymmetric vortex flow over slen- der body,the experimental investigations were carried out in D-4 Low Speed wind tunnel of BUAA and the NF-3 wind tun- nel of Northwest Polytechnic University(NPU)on a 3D pointed tangent ogive/cylinder model with f meness ratio 6 in Reynolds numbers range 0.
0的旋成体模型在北京航空航天大学流体力学研究所 D4低速风洞和西北工业大学翼型、叶栅重点实验室 NF-3风洞中进行了大攻角非对称涡绕流的 Re_D 数效应及其分区性态的实验研究,其 Re_D 数变化范围是0。
3) asymmetric vortices
非对称涡
1.
Experimental study of Reynolds numbers effect on asymmetric vortices and their aerodynamic characteristics over a slender body;
Re数对细长旋成体非对称涡及气动力特性影响的实验研究
4) asymmetric vortical flow
非对称涡流
1.
Subsonic vortical flows over a slender body at different angles of attack were simulated numerically,and the aerodynamic characteristics of asymmetric vortical flow were also investigated.
运用数值方法模拟了细长体在不同攻角条件下亚音速绕流的背涡结构,探讨了非对称涡流的气动力特性。
5) asymmetric gyres
非对称涡旋
1.
In the asymmetric flow field of typhoon A(typhoon B),the azimuthal phase of asymmetric gyres due to the linear beta effect is opposite to (the same with) that of .
在台风Ａ（台风Ｂ）的非对称流场中，由台风Ａ（台风Ｂ）的线性β效应产生的非对称涡旋的方位相位与由台风Ｂ（台风Ａ）形成的非对称涡旋的方位相位相反（相同）。
补充资料：对称与非对称
反映客观事物在结构、功能、时空上的特殊联系的范畴。对称指事物以一定的中介进行某种变化时出现的不变性，非对称指事物以一定的中介进行某种变化时出现的可变性。在自然界中普遍存在，形式多样。对称有空间对称(包括形象对称和结构对称)、时间对称、概念对称等。
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