Around the dark core of an optical vortex, the energy flow carried by the light beam is like a spiral staircase, flowing in a clockwise or counterclockwise direction.
绕着光涡旋的黑暗中心，光束携带的能量流就像螺旋梯，沿着顺时针或者逆时针方向流动。
As in the incompressible flow, the Field and Matter Bicharacteristics of Vortex also have been demonstrated.
如同不可压流动，在可压缩流动中旋涡同样具有场与物质两重特征。
It showed that EMBR could control vortex and improve the flow field in the thin slab continuous casting mould effetely.
计算表明，电磁制动对于抑制涡旋、改善薄板坯连铸结晶器中的流场有明显效果。
The flow rule and energy separation phenomena happened in vortex tube are unconventionally complex.
发生在涡流管内的流动规律以及由此所产生的能量分离效应异常复杂。
Vortex and Pulsed Reaction Equipment (VPRE) was presented. The flow pattern and characteristics for gas-liquid or gas-liquid-solid system in VPRE were analyzed.
设计了一种涡旋脉冲式反应装置，分析了气-液或气-液-固多相体系在涡旋脉冲式反应装置中的流动状态及特点。
Vortex and flow separation control has been one of the important subjects in the field of aerodynamics.
旋涡和流动分离的控制一直是空气动力学研究的一个重要课题。
Intelligent Vortex precession flowmeter developed by our company is a new flow instrument at the leading level in our country.
智能旋进旋涡流量计是我公司开发研制的具有国内领先水平的新型气体流量仪表。
This paper, based on flow measuring, presented the selection, design and application of gas measuring by the Yokogawa vortex flowmeter made in Japan.
在介绍流量计量基础上，重点介绍由日本横河涡街流量计进行煤气计量的选型及应用。
Based on the potential theory, a linearity combination of the disturbance flow field generated by the uncompressible vortex part was applied in the computation of separate vortex flow.
以势流理论为基础，本文用不可压流涡段所产生的扰动流场的线性叠加，计算涡分离流动的流场。
Rich complicated flow problems present in swirling flow inside container, secondary flows, vortex breakdown, to name a few.
空腔内的旋转流动常常涉及二次流、旋涡破裂等复杂问题。
Results show that gas expansion in central region of vortex chamber caused by swirling flow is an important reason for the refrigerating effect of vortex tube.
结果表明：涡流导致涡流室中心区域气流膨胀是涡流管产生制冷效应的一个重要原因。
The thin vortex filament deforms three-dimensionally in the braid and generates stream-wise vortex structures which incline to the region maximum deformation direction of the flow field.
细涡丝在涡辫区的三维演化形成趋向流场最大拉伸变形方向的流向涡结构。
The mixing layer flow was numerically simulated by the discrete vortex method, in which the diffusion velocity method was adopted to model the viscosity.
对混合层流动进行了数值模拟。采用了离散涡方法。计算中采用扩散速度法处理粘性作用项。
This paper introduced the basic principle of air vortex spinning and laid stresses on curl flow field in the air vortex twister, and the collecting and taking off of link fiber in air vortex spinning.
介绍了涡流纺纱的基本原理，对涡流加拈器中旋转流场的形成、纤维环的凝聚与剥取做了重点阐述。
It is shown that there are two regions in the cyclone, the steadily tangential flow in the spiral channel and the combined vortex flow in the centre.
计算结果表明，旋风分离器内部的流场分为两部分：螺旋通道内比较稳定的流场和筒体中心区域的复合涡结构流场。
A model of vortex signal in the state of pulsing flow is studied, and a new frequency measuring technique is proposed.
研究脉动流条件下涡街信号的模型，提出频率测量的新方法。
The vortices in the vortex wave flow have particular moving structure, they develop downstream first, stay at the point for a short time, then move upstream.
涡旋波流场中旋涡有其独特的运动规律——先向下游移动，停留很短的时间后，然后向上游移动。
The vortex flow and mold flux entrapment in the thin slab continuous casting mold was investigated using a 1/4 scale water model.
利用1/4水模型对薄板坯连铸结晶器内的涡流及卷渣行为进行观察研究。
Complex structures of vortices, the unreacted region, and shock-vortex interaction are observed in flow field around the left corner.
分叉口左尖点附近的流场中出现了复杂的旋涡结构、未反应区及激波与旋涡作用。
The method of correcting the non linear instrument coefficient in an integrated intelligent 2 wire vortex flow transmitter is stated.
提出了一体化智能二线制涡街流量变送器对仪表系数的非线性进行校正的方法。
The relative vortex intensity and the entrance correction obtained here agree with the results reported in the literatures, and the flow fields are also reasonable.
计算的相对涡强度、入口校正和文献中的结果基本一致，给出的流场也显示出计算结果是合理的。
The wake is mixing with the last rotor tip leakage vortex in the stator passage, leading to more substantial fluctuations in the flow field.
转子尾迹在静子通道内追赶上从前一转子叶片通道内下来的叶尖泄漏涡，二者的相互作用和掺混导致静子尖区更为复杂的二次流动。
In this paper, according to the vortex flow theory, a new dual chamber vortex generator model is suggested to improve the COP of the absorption refrigeration system.
根据旋流理论提出了一种新型的用于吸收式制冷循环的双室涡旋发生器。
Theoritical analysis has shown that triangular singularity distribution has special advantages over the other ones(vortex ring or constant distribution) in the prediction of nonuniform flow field.
理论分析表明三角形奇点分布形态在非均匀流场计算中具有其独特的优越性。
The measuring error of vortex street flowmeter was investigated in condition of mist flow.
研究雾状流条件下，离散液相对涡街流量计测量误差的影响。
The unsteady flow in an oscillating cascade with propagating stall was simulated numerically with discrete vortex method.
采用离散旋涡法对振荡叶栅传播失速不稳定流场进行了数值模拟。
This method can describe the water flow velocity and vortex function distribution on all points of the reactor, with the simulation result in good coincidence with field test data.
该方法能够描绘出反应器内各点的水流速度以及涡流函数分布，且模拟结果与试验测定结果吻合得较好。
Experimental investigation on the control of dynamic stall type vortex flow was made in a low speed wind tunnel by using phase averaged pressure measurement technique.
本文对动失速型非定常分离涡结构的控制方法，在低速风洞中应用相平均测压技术进行了实验研究。
The vortex shedding characteristics of tube bundles in line arrangement subjected to gas liquid two phase cross flow were investigated experimentally.
对受气液两相流横向冲刷的顺列管束旋涡脱离特性进行了实验研究。
The vortex shedding characteristics of tube bundles in line arrangement subjected to gas liquid two phase cross flow were investigated experimentally.
对受气液两相流横向冲刷的顺列管束旋涡脱离特性进行了实验研究。
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