流函数

Applying the law of conservation of mass,movement theorem of steady flow , and applying the mathematical method of stream function with the consideration of the axis symmetry,the three components of velocity quantum of the flow are deduced in detail.

本文详细阐述了旋风分离器内流动在球坐标系中的数学表述和结果，应用质量守恒定律和定常流动的运动定律，在轴对称的考虑下，用流函数方法详尽推导了流动的三个速度分量。

It is the basis for studying the other characteristic parameter of popp...

本文用有限元方法建立了锥阀式结构的数学模型，给出了研究区域的边界条件，得到了锥阀工作过程中的有限元数值解，得到了锥阀工作过程中流体在阀内部的流函数曲线分布，并为研究锥阀的其它特性参数奠定了基础

In this research, the index for Hadley circulation intensity is defined as the maximum positive value of the zonal mean streamfunction occurring within the latitudinal zone of 0°~30°N, and index for NPO as normalized sea level pressure difference between the region (20°N, 180°~160°W) and the region (60°N, 180°~160°W).

本文选取0°~30°N区域里最大质量流函数来描述北半球Hadley环流强度随时间的演变，利用(20°N， 180°~160°W)和(60°N， 180°~160°W)区域平均的标准化海平面气压差代表NPO强度。

According to conformal mapping theory of complex function, forward and reverse solution procedure of Schwarz-Christoffel transformation is analyzed.

论文摘要：针对复杂铝合金壁板导流模挤压过程中出现的挤压力大、变形不均等缺陷，采用流函数理论建立扁挤压筒型腔到型材出口之间过渡曲面的边界条件。

In chapter 3, the ignition problem for the scalar Chapman-Jouguet combustion model without convexity is considered.

在本文的第三章，我们考虑了流函数为非凸情况下的最简Chapman-Jouguet燃烧模型的点火问题。

It is because that detonation and deflagration waves cannot propagate in the same direction when f is convex.

这是因为在流函数为凸的条件下，爆轰波只能是前向波而爆燃波只能是后向波，它们不能在同一方向上传播因而也就不可能出现上述转化。

This thesis is concerned with the structure and behaviors of the waves of global weak entropy solutions for an initial-boundary value problems of scalar conservation laws with weak discontinuous flux function.

本文研究在流函数具有弱间断点的条件下单个守恒律初边值问题整体弱熵解的结构和波的行为。

The general forms of the conservation of momentum, t emperature and potential vorticity of coastal ocean are obtained in the xz pla ne for the nonlinear ocean circulation of Boussinesq fluid, and a elliptic type partial differential equations of second order are derived. Solution of the part ial differential equations are obtained under the conditions that the fluid move s along the topography.

在考虑了陆架地形后，在垂直海岸的xz剖面上，对Boussinesq流体的非线性海洋运动方程求得了总动量守恒、温度守恒和位势涡度守恒的普适形式，进而得到流函数所满足的椭圆型二阶偏微分方程，在给定流体沿地形运动的条件下，算出问题的解。

Geometric interpretation, stream

几何解释，流函数

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 reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。