vortices的例句大全

According to the theory the wave number spectrum of the large vortices mainly depends on the atmospheric conditions in both of the upper and lower layers, such as wind speed, wind direction shear, stratification as well as temperature jump.

根据此理论，大涡的波谱构成主要由上、下层大气中风向、风速、层结以及两层之间的温度跃变等因素决定。

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The vortices, produced by the viscous stresses of the blade boundary layer, cast off the blade trail, transport downstream and decay gradually with the homogenization of the flow.

旋涡由叶轮叶片表面边界层的粘性切应力产生，并随流动被输运至下游无叶扩压器，然后随着流动的均匀化而逐渐消失。并计算了应力强度（？）

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Optical Vortices in A Thermal Rayleigh Scattering Light Field

散射光场中的光学涡旋

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Aircraft wake vortices are the particular hydrodynamics properties when it flying. It have intensity, stabilization, standing a long time and space scale large properties.

飞机尾流是飞机飞行时产生的特有流体力学特征，其具有强烈、稳定、持续时间长、空间尺度大等特点。

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The formation and development of these horseshoe vortices were studied and compared.

对这四种马蹄形涡的形成及发展进行了研究和比较。

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The jet wake vortices occurring in the lee side of the jet show an evident three dimensional movement including the spin and stretch in the horizontal plane as well as the torsion in the vertical plane.

背流面射流尾迹涡不仅有水平面内的旋转和拉伸变形，还存在垂直平面内的扭转，表现出明显的三维流动形态。

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Smog visualization technique of asymmetric vortices on forebody at high wind speed

前体非对称涡高风速烟雾显示技术

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Experimental Study of Interaction of Vortices with a Progressive Surface Wave

旋涡与行进表面水波相互作用的实验研究

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Transformation between ion sound waves and shear vortices in plasma with strong shear flow

具有强剪切流等离子体中离子声波与涡旋的转化

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From aviation safety aspect, we study on the wake vortices real time detection and forecast technology not only can improve the capacity of aviation, in urgent condition, it have significant meaning for air force, navy aviation arms, carrier plane when fast landing and taking-off.

从航空安全的角度看，研究尾流的实时探测和预报技术不仅能够提高民用机场的运力，还对应急条件下空军、海军航空兵和舰载飞机的快速起降具有重要意义。

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To avoid the damage to economization coal implement resonance in running, the theory that flowing liquid causes the vibration is applied to analyse that the vortices break frequency and overfall vibration frequency should be avoided in the course of ash blow and dust removal.

为了避免锅炉省煤器在运行中产生共振引发的危害，应用流体诱发振动的原理分析了在吹灰除尘过程中应尽力避开漩涡脱落频率fw与湍流抖振频率fb的观点。

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By using several thousands of point vortices and small space mesh, we obtain the large scale discrete vortices on the vortex sheet as result of the pairing of small point vortices, thus simulate the instability phenomena of the rolling-up vortex sheet.

由于使用了数千个点涡和较小的空间网格，获得了前缘涡层小涡配对出现的较大的离散涡，模拟了紧卷涡层的不稳定现象。

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Numerical Study of Combined Perturbation Control of Asymmetric Vortices on a Slender Body of Revolution at High Angle of Attack

大攻角细长旋成体非对称涡组合扰动控制的数值研究

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By inserting the isolating plates into a body of revolution along its leeside generator in the longitudinal symmetric plane, this paper observes and measures, under the condition that the leeside vortices are isolated, pressure distributions over the body at large angles of attack.

通过在背风母线处沿纵向对称面嵌入隔离板，观测了大攻角旋成体在这种背风涡被隔离状态下的表面压力分布情况。

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Heap stones to form a dam There are horse shoe vortex around spur dikes and Karman vortices behind spur dikes.

把石头堆成一道堤坝发现在丁坝的上游会形成马蹄涡，在丁坝的背风面会形成卡门涡。

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Influence of nose bluntness on behaviors of multi-asymmetric vortices flow over slender body

头部钝度对大迎角非对称多涡流动特性的影响

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Through analyzing the nonlinear vorticity advection between two idealized cyclonic vortices, the dynamical mechanism of both the mutual cyclonic rotation and the change of separation distance between two vortices have been revealed.

通过对两个理想涡旋间非线性涡度平流过程的分析，揭示了双涡气旋性互旋及其中心间距变化的涡度平流机制。

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· Radar equations for the detection of aircraft wake vortices in clear and precipitation air are deduced.

·导出了晴空、降水条件下飞机尾流探测的雷达方程；分析了典型雷达系统的飞机尾流探测距离，并将其与隐身飞机探测距离进行了比较研究。

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Numerical study of conical vortices space evolvement on a flat roof

建筑物顶部锥形涡空间演化的数值模拟

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Based on the theory of flow instability and theoretical model of boundary layer, a new theoretical model of 3-D wave model for the large-scale vortices structures in the wake region was proposed to interpret the mechanics of large-scale vortices occurrence.

根据流动稳定性理论，在边界层外区大尺度涡理论模型的基础上提出了一种解释尾迹流中大尺度涡产生机理的三维理论模型。

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