查询词典 boundary operator

Enforcement of essential boundary conditions is awkward because the approximations do not satisfy the Kronecker delta condition in the EFGM.

无单元Galerkin方法由于其不满足克罗内克符号规则，因此处理强加边界条件比较复杂。

In order to eliminate the ringing effect,Antireflective boundary conditions and Kronecker product approximation is used for the new image formation.

为了消除恢复图像边界的振铃效应，推导了新的光学成像过程数学模型，该模型采用反镜像边界条件并利用直积近似对卷积核进行处理。

The study of the deformation of Kuroshio is an instructive complementarity to the theory of the western boundary current.

吕宋海峡深度约2500m，宽度跨越3 个纬度，是黑潮沿太平洋西边界北上途中遇到的一个明显的边界豁口，在这里黑潮失去陆坡支持而发生一系列动力学和运动学性质的改变，我们称其为黑潮的形变。

Leastsquare method and Lagrange's interpolation formula see their applicationsfor fitting fore-and-aft lines-whose aim is to calculate the intersection point ofequivalent inclined waterline-and differences. In order to replace theinconvenient alternate conduct of drawing and calculating, improvement hasbeen introduced into the paper which means all work can be done bycomputer. Capacity calculation cannot be done without boundary layer build-up. Fit every area curve and area moment curve is necessary because ofinterpolation.

在第二章中，给出了B样条函数的数学表达形式，推导了B样条曲线下所围面积、面积矩公式；讨论了最小二乘法和拉格朗日插值法的数学形式，并在拟合船体型线上给出首、尾轮廓线的具体实例，对比不同方法进行拟合的差异，其目的是为了求得与等体积倾斜水线的交点；而水线的确定改变了以往人工作图与计算交替进行的不足，尝试用计算机完全代替人工作图，以求有所改进；在舱容计算中，在至少包括舱室前、后壁的范围内拟合横剖面积、面积矩曲线，插值求得任一纵向位置处的剖面，以解决舱室边界条件。

Based on decomposition-coordination model of an electric power system, the general augmented Lagrange method and auxiliary problem principle are adopted to form iterative distributed transfer capability computation framework, in which the influence on the internal system exposed by external system is considered through exchanging the information of boundary nodes.

该方法通过分解－协调模型实现互联电网的解耦，采用增广拉格朗日法和辅助问题原理实现输电能力按地理分区，形成一个迭代形式的分布式输电能力计算框架，迭代中通过交换边界节点信息将互联外网信息反映到各分区的计算中，各地的子网络计算相对独立。

The calculation expression of length at entry of velocity boundary layer about laminar and turbulent flow is obtained.

得到了管道层流和紊流时速度边界层入口段长度的表达式，表明比现有教材中所给出的公式数值要小。

Wengeng thrust fault in Langshan area of western Inner Mongolia developed at the northeastern boundary of Jurassic Wengeng sedimentary basin is a large thrust fault zone.

内蒙古西部狼山温更逆冲断层发育在温更侏罗纪沉积盆地西北边界，是一条规模较大的逆冲断裂构造带。

In view of constant pressure outside boundary double permeability composite oil reservoir model, the variable rate question dimensionless pressure distribution Laplace solution has been studied, and the corresponding application briefly derived.

针对定压外边界的复合双渗储层模型，研究了变流率问题的无因次压力分布的Laplace空间解，并简要地引导了相应的应用，是对试井分析理论的一种完善，对相应的试井分析软件的研制更具有深远的应用价值，对油藏数值模拟方法也具有指导意义。

Based on the composite bounded reservoir model with two porous media, the Laplace solution of dimensionless pressure distribution under inner boundary condition (considering the wellbore storage and the skin effect) has been studied, and through analyzing the structures and interrelations of Laplace solution, the correlations with usual composite, two porous media and homogeneous reservoir pressure distribution have been found.

针对双孔介质复合封闭储层模型，研究了两种内边界条件(是否考虑井筒储存和表皮效应)下的变流率问题的无因次内、外区储层压力分布的Laplace空间解，在深入剖析了解的结构和相互联系的基础上，找出了它与常见的复合、双孔、均质储层压力分布间的相互关系。

In this paper, we investigate various optimized domain decomposition methods solving the boundary problem of Laplace equation defined on the surface of a sphere.

本文主要研究求解球面上Laplace方程边值问题的区域分解算法。

The production moved off-Broadway to New York City, where she won the Joseph E. Calloway award for her performance, and was profiled in American Theater Magazine as one of ten young theater artists to watch.

生产提出过百老汇的新的纽约市，在那里她赢得了约瑟夫calloway奖，她的表现，并于异型在美国的战区杂志之一， 10战区的青年艺术家观赏。

It's a risk tradeoff, and I believe that adding test support code usually wins.

这是一个风险的权衡，我相信添加测试代码通常会占上风。