查询词典 vortex sheet

The results of PIV measurements show that there is vortex inside the ring packing when the height and diameter ratio and inclination is high.

测量结果验证了CFD计算结果。由于PIV可以测定瞬时流场，通过分析PIV测定结果发现填料内部存在着周期性变化的涡流。

The PIV measurement results show the properties and structures of the unsteady flow field in which a train of vortex ring s are formed at the sharp edge of the orifice, thus the energy and mass flux are .

通过对射流出口涡环的产生、发展及运动特性的分析，认识到涡环之间相互作用是形成&零质量&射流的流动机理。

In the future, some issues need to be investigated further, which include: establish and study the low-dimensional dynamical system of turbulent jet, with the POD bases, the control of turbulent jet based on the low-dimensional dynamical system of turbulent jet, investigate the physics mechanism of intermittence shed-off of the vortex ring in turbulent jets in crossflow.

有待进一步研究的问题是：建立基于POD模的湍流射流低维动力系统，并对其进行分析；研究基于湍流射流低维动力系统的湍流射流控制；探讨湍流横向射流中涡环间歇脱落的物理机制。

Assuming fluid is and viscid and slightly compressible, bubble collapse near rigid boundary and free surface is simulated, displaying characteristics such as formation, penetration and impact of reentrant jet as well as vortex ring and bubble rebound.

采用粘性、微可压流体模型，数值模拟了空泡在刚性边界和自由面附近溃灭及空泡溃灭后流动的发展，显示了空泡溃灭过程中的凹陷射流形成、空泡贯穿、射流冲击、涡环的形成和空泡回弹等流动特征，提出空泡回弹的另一种机制是凹陷射流冲击形成的旋涡。

Production of various automotive motorcycle shaft parts, automobile ball, clubs, gear, bearing sets, screws, non-standard nuts, pipe joints, turbine vortex rod, ring, universal joints, fittings and other stampings.

企业生产各种汽车摩托车轴类零件、汽车球头、球杆、齿轮、轴承套、螺丝、非标螺帽、弯管接头、涡轮涡杆、挡圈、万向节、冲压件等配件。

Vortex Ring ; Temperature Inversion Layer ; Laser Induced Fluorescence ; Particle Image Velocimetry ; Comsol Multiphysics

指导教授朱锦洲；共同指导教授郭志禹；中文关键字涡环；逆温层；雷射萤光显影技术；质点显像测速仪；数值分析

The small-scale vortices are generated near the inner shear layer. The wavy surface (at 20m/s) will generate smaller scale vortex than the smooth plate.

并在相同的壁面几何形状条件下，在不同的流动工况下，研究了非光滑表面对湍流边界层拟序结构的影响。

In this way it is easy to establish the parallel frame of curves in any dimension space.One of the application of the parallel frame is that it can prove the equivalence between the vortex filament equation and the non-linear schrodinger equation.

建立曲线的平行标架的一个应用是可以证明Vortex filament方程和非线性Schrodinger方程表示的是同一个方程。1906年，Leivi-Civita的学生da Rios写了一篇硕士论文，关于漩涡在粘稠液体里以曲率大小的速度沿着副法线的方向运动的模型。

The steady and 1st order velocity dependent vector solutions of forces for two level atom are obtained. The solutions are applied to TEM01 laser beam and analysis shows that it exists vortex force acting on the atom.

推导了两能级原子在稳态和小速度一阶微扰近似下的受力矢量方程，并分析表明TEM*01模光场对原子的作用力中存在旋涡力。

It was found that at design condition, the double-channel impeller had better flow pattern, smaller separation and vortex area than that of the two-blade impeller. It was also proved that the measured results showed great agreement with the calculated ones.

结果表明：与双叶片叶轮相比，双流道叶轮流道内脱流-旋涡区的范围较小，流态更好；PIV测试结果与自编程序和FLUENT软件数值模拟结果基本一致。

He has to relate with three women in the movie, and yet remain implicitly faithful to the unseen Lucinda.

让克劳德布里亚里成功地饰演试验了一个难度很大的角色：和三个女人打交道，但还要底下对观众未曾谋面的卢馨达保持忠诚。

The experiment was conducted to study effects of inulin on the growth performance, indices of immune organs and serum immunoglobulin of laying chicklings as well as the performance of inulin which replaced the antibiotics in diets by adding 0.2%, 0.4% and 0.8% of inulin, respectively.

试验旨在通过在蛋用雏鸡日粮中添加0.2%、0.4%和0.8%的菊粉，研究菊粉对蛋雏鸡生长性能、免疫器官指数和血清免疫球蛋白的影响，以及菊粉替代抗生素对蛋雏鸡的应用效果。