它首先生成一套新的正交坐标系，所以投影到坐标系的点都有最大差异。
It constructs a new set of orthogonal coordinate axes such that the projection of points onto them have maximum variance.
此法提供了推导正交坐标系下电并矢格林函数的完备展开式的一种有效途径。
This method offers an effective way to derive the complete expansions of the electrical dyadic Green 's functions in orthogonal coordinates.
采用非正交坐标系可不用考虑电磁场的分解与叠加，减少网格数量，使理论研究方便快捷。
Using nonorthogonal coordinates system can avoid the decomposition and composition of electromagnetic field, and reduces the quantity of grids.
方法：以股骨头、髋臼的中心为原点建立股骨及骨盆的右手正交坐标系，将髋关节周围起于骨盆的肌肉的股骨、骨盆附着点的三维坐标位置进行了测量定位。
Methods: By reference to the right-handed coordinate system, the three-dimensional positions of the femoral and pelvic attachment of the muscles related to the hip joint were all measured.
介绍一种在非交错网格上，求解非正交曲线坐标系下的流动控制方程的方法。
This paper presents numerical solution for governing equation of flows in curvilinear coordinate system with nonstaggered grids.
在伽例略变换下，巧妙利用零矢量，给出了任意正交曲线坐标系中质点速度和加速度的矩阵表式方法。
Under Galilean transformations, expressions of Veloeities and accelerations in vertical curve Coordinates are derived by the ingenious use of Zero Vector and means of matrix.
计算中采用了半正交曲线坐标系和涡粘性各向异性湍流模型。
The curvilinear semiorthogonal coordinate system and a turbulence model considering the anisotropy of eddy-viscosity are used.
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。
This paper is concerned with a turbulence mathematical model under orthogonal curvilinear coordinates including the effects of streamline curvature on turbulent flow.
该标定方案直接优化摄像机相对于世界坐标系的旋转角度，因此能够在获得精确解的同时，保证旋转矩阵的正交约束条件。
Because the calibration method directly optimizes the camera rotation angles relative to the world coordinate system, it ensures the orthonormal constraints as well as the precise solutions.
在多数情况下，样品坐标记录在正交网路坐标系。
In many cases sample coordinates are recorded on an orthogonal grid coordinate system.
它们形成三参数正交网，可以把它们选作特殊曲线坐标系的坐标线。
They form a three-parametric, orthogonal net and may be chosen as coordinate lines of a special, curvilinear coordinate system.
据梯度、散度、旋度的定义，用物理的方法给出了在球坐标系中的表达式；此方法也可以推广到其它的正交曲面坐标系中。
According to the definitions of grads, divergence and rotation, the expression in spherical coordinate system is given from the point of physics.
它们形成三参数正交网，可以把它们选作特殊曲线坐标系的坐标线。
The point at which a line, or the curve in which a surface, intersects a coordinate plane.
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。
A new idea is suggested to extend the viscous vector equations in non-orthogonal curvilinear coordinates.
导出了本文正交曲线坐标系下的ADI法差分公式。本文方法边界适应能力强，计算时间短，内存少。
The difference equations for ADI method with the orthogonal curvilinear coordinate are developed, which are applicable to a complex boundary.
应用正交曲线坐标系下的二维水深平均数学模型对大型泵站的引水河道流场进行了数值模拟。
The 2_d average water depth mathematical model in orthogonal curvilinear coordinate system is used for the numerical simulation of the flow field in the diversion channel of large pumping station.
运用贴体坐标转换方程对其温度场控制方程进行离散和求解，生成了梯形区域物理平面的贴体网格，同时应用非正交曲线坐标系对任一角度的梯形区域的温度场进行模拟计算。
The body-fitted transformation equation was used to disperse and compute the dominate equation of temperature filed, producing the body-fitted grids of the physical domain of the trapeziform region.
在此基础上建立了正交曲线贴体坐标系下的平面二维全沙数学模型。
A plane 2-d full load mathematical model is established under the body-fitted coordinate system based on staggered grid.
在非正交边界拟合曲线坐标系下 ，建立非交错网格变量布置的水流计算模式 。
The governing equations are discretizated with non-staggered grid by means of finite volume method.
在非正交边界拟合曲线坐标系下 ，建立非交错网格变量布置的水流计算模式 。
The governing equations are discretizated with non-staggered grid by means of finite volume method.
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