These swirls of light, called optical vortices, could have implications for future laser devices, the physicists said.
这些光线的漩涡，称为光学旋涡，可能对未来的激光装置产生影响，物理学家说。
This time, the artificial lateral-line system could work out the general direction of the source and identify the pattern of the vortices.
这次人工侧线系统能够得出漩涡源头的大致方向，也能识别出漩涡的图形。
It not only confirms the numerical results, but also demonstrates a convenient way of generating interference of complex optical vortices.
实验结果不仅证实了数值模拟结果，也为实验研究复杂涡旋光场的干涉提供了一种有效方法。
The interference of several optical vortices can generate intriguing intensity and phase distributions due to the particular helical phase structures and central singularities.
光学涡旋具有独特的相位奇点和螺旋相位结构，多个涡旋光场之间的干涉呈现出新颖的强度和相位分布特征。
Various vortices are produced in forest fires.
在森林火灾中各种旋涡大量存在。
Longitudinal vortices have stretch and deformation.
流向涡管存在拉伸和变形。
Six factors determining the motion of vortices are discussed.
并讨论了决定涡旋运动的六个基本因子。
These vortices define a slipstream and generate induced velocities.
这些涡流限定了滑流并产生诱导速度。
The vortices, boundary layer state and side force are all insensitive to the Reynolds number.
分离涡、两侧边界层流动以及侧向力均对于雷诺数不敏感。
The vortices thrown off by water moving past even a stationary object would be visible to it.
可侧线系统就能做到——它能够发现水流流过静止物体时产生的漩涡。
Not only the wake contraction but also the tip vortices separation has been taken into account.
本文在考虑了尾涡收缩的同时，还计入了桨叶梢涡分离。
The quantization of vortices has also been discussed in the relativistic superfluid in this paper.
另外还讨论了相对论性超流体中的涡旋量子化。
Polar vortices are found on Earth, Jupiter, Mars and Venus, and are colder than their surroundings.
人们在地球、木星、火星和金星上都发现了极地涡流，它们比周围的气候环境更冷。
Results show that the torsion of the pipe has turning and deforming effects on the secondary vortices.
结果表明管道挠率在二阶摄动解时对二次涡有偏转和扭曲效应。
The merging of four vortices in mixing layers are simulated numerically with the pseudo spectral method.
用拟谱方法对混合层四涡合并的规律进行了数值研究。
The test results show that these horseshoe vortices are different in size, moving velocity and deformation.
实验结果表明，这些马蹄形涡在尺度、运动速度和变形上是有差别的。
Using molecular dynamic simulations, this paper studies the vortices motion in random pinning superconductors.
用分子动力学方法模拟计算了二维无序钉扎系统中磁通的运动。
Vortex structure in shear layer and the interaction among vortices are two important aspect of coherent structure …
平面混合涡结构的演化和旋涡相互作用的研究，是湍流拟序结构研究中的两个重要方面。
Backflow, separation and vortices result from hub leakage lead to a complex flow structure near hub in the stator passage.
由泄漏流引起的回流、分离和旋涡等使静子中靠近轮毂处流场十分复杂。
These results tend to agree with the observations associated with traveling convection vortices and midday sub-auroral patches.
上述结果在趋势上与观测到的输运对流涡旋和亚极光块的运动特征一致。
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。
In super critical Reynolds number range, flow asymmetry is induced by both the asymmetric vortices and asymmetric boundary layer state.
在超临界范围内，流动非对称由非对称涡以及非对称边界层流动的综合作用形成。
The results reveal systematically the change of separation structures with Reynolds Number and the spatial forms of separation vortices.
计算结果系统地显示了分离结构随雷诺数的变化情况及分离涡的空间结构。
One does this by redistributing the aerodynamic load along the wingspan or by incorporating the vortices coming off the horizontal stabilizer.
为了造成这种结果，一个办法是沿著翼展重新分配空气动力负载，或是设法利用机尾水平稳定翼所产生的涡流。
It is shown that the positions of phase saddles and vortices depend on the off-axis parameter, beam width, phase and relative amplitude of beams.
研究表明干涉场中的相位鞍点以及涡旋点的位置与光束的离轴参数、束腰宽度、相位以及相对振幅有关。
Furthermore, it is verified that the peak suctions are highly correlated with the conical vortices by coherence functions of fluctuating pressures.
用频域相干分析法间接地证实了锥形涡的存在，并指出它是造成此类结构角区附近负压显著偏大的主要原因。
A formula is deduced for the velocity induced by the vortices in two-dimensional shallow water flows and it is used to correct the Biot-Savart law.
建立了二维浅水流动的旋涡诱导速度公式，在已知旋涡场和胀量场时，由该表达式可确定流动速度场。
A formula is deduced for the velocity induced by the vortices in two-dimensional shallow water flows and it is used to correct the Biot-Savart law.
建立了二维浅水流动的旋涡诱导速度公式，在已知旋涡场和胀量场时，由该表达式可确定流动速度场。
应用推荐