查询词典 turbulent

Dynamic characteristics of the two models are surveyed. By employing the POD-based spectral representation method, the turbulent wind-velocity field around the bridge is simulated and verified.

根据POD型的谱表示法模拟了桥梁的脉动风速场并进行了相关性拟合检验，然后基于准定常理论计算了作用在模型上的抖振力时程。

In order to understand the dynamic mechanism of the upwelling phenomenon,we used a three-dimension high resolution turbulent closure circulation model in spherical coordinates based on the modified ECOM_si model to study this upwelling.

为了解该上升流的动力机制，作者利用基于ECOM_si建立的一个水平球面坐标系的高分辨率湍流闭合的三维环流数值模式研究该上升流现象。

Based on the conversation equations for hydrodynamics and chemical reaction dynamics, by adopting the k-e turbulent model and the EBU-Arrhenius combustion model, the SIMPLE algorithm was used to investigate numerically the methane-air premixed gas vented explosion process in the two-dimensional space of the spherical vessel with a conduit for explosion venting.

为了得到球形容器内可燃气体的泄爆强度产生机理以及燃烧火焰与压力传播的基本规律，从流体力学和化学反应动力学守恒出发，采用κ-ε湍流模型和EBU-Arrhenius燃烧模型，利用SIMPLE算法对带泄爆导管的球形容器二维空间内甲烷－空气预混气体的泄爆过程内外场进行了数值计算，获得了气体燃烧过程中火焰和压力传播特性以及气体流动特性，能够比较清晰地反映泄爆的整个过程。

After a brief summary of the research developments in particle average collision kernel model, correlated mathematic models and numerical simulation algorithms, direct numerical simulations were conducted to study particle collisions in a stationary isotropic homogeneous turbulent flow, with the aim to investigate the influence of turbulence on particle collision kernels of various finite-inertia particles.

本文在系统总结有关颗粒平均碰撞核函数的研究进展和相关数学模型的基础上，基于高效的后溯法来检测碰撞，首先对Reλ约为51均匀各向同性湍流内St_k (St_k=τ_p/τ_k)为0到10的有限惯性颗粒的碰撞行为进行了直接数值模拟，研究了湍流对有限惯性颗粒碰撞的影响。

But actual condition, is more complicated than seeing that outside even , the subterranean flow is turbulent.

而实际的情况，甚至比表面看到的还要复杂，暗流汹涌。

The Rhosili is a turbulent , swift-flowing river, full of dangerous rapids and currents.

罗西里是一条汹涌的迅速滚滚的河，充满着危险的险滩和湍流。

Reynolds stresses can be expressed into two forms: one is the generally used second order symmetric tensor, the other is, as described in this paper, the tensorial function of its principal axes directions and turbulent kinetic energy distribution coefficients .

雷诺应力可以有两种表达形式：一种是表达成二阶对称张量，另一种如本文所述，表示为主轴方向及湍动能分配系数的张量函数。

The rotary character of flow can be seen clearly through tangent plane flow field. The turbulent intensity of the inner-straight flow is lower than the outer-swirling flow.

模拟还得到了该流场存在两个较大的外回流区，通过切面流场可以很清晰地看出气流的旋转特性。

Those who've taken big collapses tend to avoid "scratching"- flying in ultra close to the terrain - in thermic or turbulent conditions.

空中遇到问题的时候，应当同教练或其他你信任的人保持联系，根据他们的指导安排你要做的事情。

With a timorous heart she tried to steal these trifles from time's turbulent stream, and said,"These are mine only!"

她怀着胆怯的心试图把这些小东西从时光的激流中偷走，她说："它们只属于我！"

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。