curvilinear coordinates是什么意思，curvilinear coordinates的意思翻译、用法、同义词、例句

曲线坐标

In this paper the cosine transform matrix relating Cartesian coordinates with orthogonal curvilinear coordinates is introduced.

本文介绍笛卡尔坐标与正交曲线坐标的＂余弦变换矩阵＂，证明这个变换矩阵是正交矩阵。

Based on the fact, regarding the pipe of direct-buried pipe as cylindrical shell , the article establishes curvilinear coordinates, and analyzes the loading on the pipe.

根据工程实际，利用弹性薄壳理论，将直埋管道直管段作为柱壳建立物理模型，并在相应曲线坐标下，对作用于管道上的荷载进行受力分析。

In curvilinear coordinates, a numerical simulation model for wave propagation on non-uniform current in water of slowly varying topography was presented with employing self-adaptive grids method.

利用自适应网格技术，建立了曲线坐标系下缓变水深水域非均匀水流中波浪传播的数值模拟模型。

A new idea is suggested to extend the viscous vector equations in non-orthogonal curvilinear coordinates.

本文讨论在非正交曲线坐标系中，粘性流矢量方程一种新的展开思路。

Orthogonal Curvilinear Coordinates. Questions on Homework 2.

正交曲线座标。讨论作业2。

In calculation of inner flew field within turbomachinery, partial differentials of three unit vectors in a curvilinear orthogonal coordinates must be employed.

在叶片式流体机械的内流场计算中，要使用曲线坐标系的三个正交单位矢量关于曲线坐标的偏导数。

The govern equations, the separation and numerical solution of the govern equation in the orthogonal curvilinear coordinates, the boundary condition and the movable boundary technique were given.

给出了正交曲线坐标系下二维动床数学模型的控制方程、控制方程的高散及数值解法、边界条件及动边界技术。

Precise expression of element stiffness matrices and equivalent nodal load vector are derived in curvilinear coordinates based on variational principle.

利用变分原理在曲线坐标系下推导了单元刚度矩阵的显式及其等效结点荷载列阵。

By matrices and a derivative formula, a simple method of deriving accelerations in orthogonal curvilinear coordinates based on variable transformation is proposed.

利用矩阵和一个微商公式，把变量替换法求正交曲线坐标系中加速度运算的繁琐程度大为降低。

Two-phase turbulent reacting flow model of the internal operating processes in Liquid Rocket Engine (LRE) is set up in non-orthogonal curvilinear coordinates.

建立了任意斜交曲线坐标系下液体火箭发动机（LRE）内部工作过程的气液两相湍流化学反应流模型。

Using the cosine transform matrix the Cartesian tensors, differential operators and related equations can be readily transformed into corresponding expressions in orthogonal curvilinear coordinates.

利用这个变换矩阵可以方便地将笛卡尔坐标的张量表达式、微分算子及有关公式变换成正交曲线坐标的相应公式。

This paper is concerned with a turbulence mathematical model under orthogonal curvilinear coordinates including the effects of streamline curvature on turbulent flow.

考虑弯曲边界曲率效应对水流水力特性的影响，建立了正交曲线坐标系下的紊流数学模型。

The model system is in the generalized curvilinear coordinates, using high precision self-adaptive grids to fit the complicated topographies and coastal shapes.

模型系统采用广义曲线坐标系下的形式，使用高精度的自适应网格拟合复杂岸界。

ADI method is used to solve the transformed equations under orthogonal curvilinear coordinates, and the polluted matter diffusion term is considered.

采用ADI法求解正交曲线坐标系下水流及污染物浓度输移的耦合方程时，计及了水流扩散项的影响。

In this paper, a numerical calculation is presented for orthogonal and non-orthogonal curvilinear coordinates in a cascade of turbomavhinery.

本文讨论了叶栅中正交与非正交曲线坐标系的数值求解方法。

In this paper the cosine transform matrix relating Cartesian coordinates with orthogonal curvilinear coordinates is introduced. It is shown that this transform matrix is an orthogonal matrix.

本文介绍笛卡尔坐标与正交曲线坐标的＂余弦变换矩阵＂，证明这个变换矩阵是正交矩阵。

By defining generalized velocities and generalized accelerations, velocities and accelerations in orthogonal curvilinear coordinates are obtained.

利用矩阵和一个微商公式，把变量替换法求正交曲线坐标系中加速度运算的繁琐程度大为降低。