查询词典 turbulent

Friction loss factors of hydraulically smooth pipes have been calculated by using several different turbulent models.

应用几种不同的湍流模型，模拟计算水力光滑管的沿程阻力系数。

Based on viscous, stable and impressible Navier-Stokes equation and k-s turbulent model, the aerodynamic characteristics and the fluid field around the maglev vehicle are simulated by means of the finite element analysis software ANSYS.

本文以粘性定常不可压Navier-Stokes方程以及k-ε双方程湍流模型理论为基础，利用大型有限元分析软件ANSYS对磁悬浮列车的空气动力特性和外部流场进行数值分析研究。

I'm optimistic that, especially in these turbulent days ...

我很乐观，特别是这段骚乱的日子。。。

He incisively observes the reforming society and ordinary people's psychology in the face of this turbulent reform.

小说借助人物塑造和细节描写来反映社会变革中的中西文化和意识形态的冲突。

Project inflexibility leads to learning failure, and this effect is worsened when the technological environment of the firm is turbulent.

项目不可变性导致学习的失败，而这一影响在企业的技术环境不稳定时变得更加糟糕。

By using K-ε twoequation model to modify turbulent flow, the simulation results could coincide better with the real filling processes. Combined flow path analytical program which was used to revise the ingate velocity, it increased the accuracy effectively, and raised the calculating velocity.

该软件首次采用非均匀网格剖分技术，更为逼真地反映了铸件的几何形状；耦合计算过程中，采用简化耦合算法，避免了繁复的迭代过程，缩短了迭代时间，且计算精度能满足工程要求；采用K-ε双方程紊流模型对紊流流动进行修正，模拟结果更加符合实际充型过程；联合流路解析程序修正内浇口入流速度，有效地提高了计算精度，加快了计算速度。

An inhomogeneous Benjamin-Davis-Ono-Burgers equation including topographic forcing and turbulent dissipation is derived in terms of the quasi-geostrophic vorticity equation, an approximate analytic solution of the BDO-Burgers equation with a small dissipation is obtained, the time variations of mass and energy of the algebraic solitary waves are discussed, and finally, the forced BDO-Burgers equation is integrated numerically and the numerical solutions are given for a given basic flow with a weak shear and a localized topographic forcing.

利用包括地形外源和湍流耗散的准地转涡度方程导出了包含强迫项和湍流耗散项的非齐次强迫BDO-Burgers方程，求出了小耗散存在情况下BDO-Burgers方程的近似解析解，讨论了代数孤立波的质量和能量的守恒关系，最后，对给定的弱切变基本气流和局地地形强迫，数值积分强迫BDO-Burgers方程，求得了不同参数下的数值解。

In turbulent flow the instantaneous velocity at a point will vary about the mean value of ui .

但是在比临界流速更高的流速下波动稳定且振幅加大，引起高度的径向混合。

In this paper, we will study the problem of light propagating in the atmospheric turbulence according the above models, and we will consider the optical effect of the turbulent intermittency emphatically.

这些模型大多建立在实验基础之上，具有唯象的先验的性质，而并不构成严格的理论体系。本文将结合这些有关模型考虑大气湍流介质中光的传播问题，其中，对间歇性给予的较多的重视。

The story of the Joad family captured a turbulent moment in American history and, in the words of critic Robert DeMott, entered both the American consciousness and conscience.

的故事Joad家庭抓获了动荡的时刻，美国历史和的话来说，评论家罗伯特DeMott ，进入了美国的意识和良知。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。