查询词典 convection

This paper reviews the conventional models for the formation of marginal compositional reversals,including wall-rock contamination,multiple injection,compositional stratification of magma,high degree of supercooling,crystal settling of phenocrysts,flow differentiation,compositional convection and upward decrease in amount of intercumulus liquid.

朱丹，罗泰义，宋谢炎，徐义刚，陶琰，黄智龙，基性-超基性岩浆成岩和成矿过程中Soret效应的研究进展综述了当前对基性-超基性岩床和层状岩体的边缘反转现象的传统解释模型，包括围岩混染、岩浆多期注入、岩浆分层、过冷却、晶体沉降、流动分异、结晶和成分对流以及逐渐减少的颗粒间熔体量。

new numerical procedure ; specified pressure boundary condition ; natural convection ; high order scheme

本文的研究目的是：(1)探讨指定压力边界条件在无限空间自

Heat transfer ; natural convection ; boundary layer

传热；自然对流；边界层

The time-splittingscheme is developed for energy equation in natural convection in this paper.

本文还将时间分裂法推广应用于求解自然对流中的能量方程。

The time-splitting scheme is developed for energy equation in natural convection in this paper.

本文还将时间分裂法推广应用于求解自然对流中的能量方程。

Chapter 4 gives characteristic finite element methods for natural convection problem and Navier-Stokes equation.

第四章给出自然对流问题及Navier-Stokes方程的特征有限元算法。

Because the method employs the technique along the characteristics to discretize the convective term and it is unnecessary to determine the boundary condition of the vortex ahead of time, it is very convenient to solve the Navier-Stokes equation and natural convection problem.

该方法对对流项仍采用沿特征线离散技术，并且不需要事先确定漩涡度的边界条件，从而可以方便地求解流函数-漩涡度形式的Navier-Stokes方程及自然对流问题。

The results of the high Ra number natural convection simulation in a cavity are satisfactory.

对一方腔内高Ra数自然对流问题的数值模拟表明，结果是令人满意的国家自然科学基金

Although the computational burden is effectively reduced in this way, the treatment has a negative effect on the diurnal variation of radiation, which in turn influences the simulations of convection and precipitation.

这样虽然有效的减少了计算机时，但对辐射日变化的模拟会产生一定的影响，并进一步影响对流和降水的模拟。

The influence on the motion of single solid particles in a Newtonian fluid by melting and convection was direct simulated.

本文对牛顿流体内溶解与热对流对单颗粒在垂直管道中的沉降运动进行了直接数值模拟。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。