Along the flow direction the fields influenced by the vortex pair transport downstream and expand to the whole section at the exit ;

随着沿程截面的由前而后，该 对 涡的影响区域不断扩大，直至整个内通道中；

The interaction of diffusion flame with vortex pair is essential for understanding of combustion .

对 涡与扩散火焰的相互作用是涡轮喷气发动机燃烧室中十分重要的问题。

The result shows the periodic characteristics of microjet flow field including vortex pair evolution immigration and dissipation process .

模拟结果显示了微 射流的产生 、 形成、发展与耗散过程以及微射流的卷吸特征等。

The properties of vortex pair and the possibility of substituting jet with vortex pair are studied according to the nature of single vortex .

从单个点涡的性质出发，研究了 涡 偶的性质和涡偶代替射流的可行性。

Experimental study of the interaction between shock waves and vortex pair

激波与 涡 对相互作用的实验研究

The jet in a crossflow is a highly complex turbulent flow due to the action of many structures in the field including the jet shear-layer vortices the system of horseshoe vortices the counter-rotating vortex pair and the wake vortices .

由于射流的存在，增加了流场的复杂性，流场中同时存在射流剪切层涡、马蹄形涡系、反向 旋涡 对和尾迹涡等4种涡系结构，这对流体力学理论研究具有重要意义。

The results show that singular vortex or a pair of vortices appear intermittently on the one side of nozzle and the formation of vortex is due to the interaction of two surface streams flowing inwards .

结果表明： 漩涡呈单个或 成对形式在水口一侧间歇性出现，是由于两个相向表面流相互剪切而形成的；

The results show the formula of air velocity distribution developed by substituting jet with vortex pair can describe the flow field of the air jet from dual slot die in melt blowing process and can be used to consummate the air drag mathematical model of melt blowing .

结果表明，应用 涡 偶代替射流推导出的气流速度分布公式能够较好地描述熔喷双槽形喷嘴气体射流流场，可以用于完善熔喷气流拉伸数学模型。

A Study on the Interaction Between a Vortex Pair and a Body

涡 对与物体的相互作用研究

Numerical simulation of interaction of diffusion flame with vortex pair in a recirculation zone

回流区中 对 涡与扩散火焰相互作用的数值模拟

The vortex pair induced by the separation is developing downstream into the wake of the after-body .

由分离形成一 对方向相反、强度相等的 旋涡向下游拖至尾迹区；