查询词典 hydrodynamic

High concentrations of particulate heavy metals occurred at the beginning of the food-tide, around the slack water and latter of the ebb tide over the course of five tidal cycles, which was mainly caused by the hydrodynamic conditions.

这种变化主要与水动力条件有关，当水体流速增大时，从底部沉积物再悬浮起来的颗粒态重金属对水体中的永久性悬浮颗粒起了很大的稀释效应。

The paper studied hydrodynamic load on static force anti-sliding stability analysis for chute soleplate.

对泄槽底板静力抗滑稳定分析中所涉及到的动水荷载问题进行了研究。

Through the theory analyse, we gave the concept of broad sense and the formula of drag force, then analysed main facts of drag force; based on existing experiment datas and theory results, the thesis discussed calculate method for hydrodynamic pressure and pulsating pressure which effect on soleplate, at the same time, based on special structure of local material dam overshot spillway and essentiality of safe flowing, we gave advice on fixing parameter.

通过理论分析，提出了广义拖曳力的概念并推导出拖曳力的计算公式，分析了影响拖曳力的主要因素；根据已有的试验资料及理论成果对作用于底板的动水压力和脉动压力的确定方法进行了探讨，并依据当地材料坝坝体溢洪道的结构特殊性和泄水安全的重要性，对有关参数的合理取值提出了建议。

By using one-dimensional finite different hydrodynamic code coupled with four spall models, spall in ductile metal has been studied.

在平面一维弹塑性流动有限差分计算程序中加入4种延性金属层裂模型，对平板撞击层裂实验进行数值模拟。

Gridless smooth particle hydrodynamic numerical technique of AUTODYN-2D hydrocode is used to simulate the impact behavior of spherical and cylindrical space debris on-orbit impacted at a velocity of 10km/s.

采用AUTODYN-2D无网格SPH数值技术，对碰撞速度10km／s下的球形及柱状空间碎片在轨碰撞超高速作用行为进行数值模拟，给出了不同节点处的速度变化规律。

FLUENT is selected for the numerical simulation of hydrodynamic in fluidized bed because of the advantage of compute method and stabilization, astringency of computation of this software.

由于目前在硬件方面的限制，利用颗粒轨道模型对流化床进行模拟有很大的难度，而EULERIAN方法则可以以较少的计算花费得到两相各自的流体动力参数，同时也保证了计算的准确性、合理性，取得满意的结果。

To obtain the approximate solution, the pressure acting on the gate is divided into two parts, one is the fluctuating pressure of the flow underneath the stationary gate, which is investigated with experiment; the other is the hydrodynamic pressure due to the vibration, which is equivalent to the attached mass matrix, damping matrix and stiffness matrix of the equation.

为了获得方程的近似解，本文将作用在闸门上的水动力荷载分为两个部分，一是闸门无振动时的水流压力，用水力模型试验测定；二是由于闸门振动引起流场扰动的动水压力，通过运动方程中的附加质量阵，附加阻尼阵和附加刚度阵来等效。

Using two-dimensional numerical simulation of the full hydrodynamic equations, the dynamics of the counterpropagating wave, localized traveling wave and stationary overturning convection with the weakly Soret coefficient is studied.

本文通过二维流体力学基本方程的数值摸拟，讨论了具有较弱的Soret结合的中等长高比空腔中的Counterpropagatingwave，局部行进波及定常行进波的动力特性，探讨了局部行进波的Rayleigh数依赖性及稳定性。

An implementation of the smoothed particle hydrodynamic method was presented to treat multi-phase flows with strong discontinuity.

应用光滑粒子法对具有间断面的不同介质的流动问题进行模拟分析。

Based on linearity hypothesis, the inertial and viscous hydrodynamic coefficients of the submergible vehicle are got by Fourier transform.

通过傅立叶变换和线性假定条件，得到潜器惯性水动力系数和粘性水动力系数。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。