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This volume is concerned with the relationship between symmetries of a linear second-order partial differential equation of mathematical physics, the coordinate systems in which the equation admits solutions via separation of variables, and the properties of the special functions that arise in this manner.

这卷涉及在一个数学物理学的线的第2 命令的偏微分方程的对称性之间的关系，坐标系统，方程式通过变量分离和如此出现的特殊函数的特性承认解决办法。

At first, the coordinate is changed and then the method about linear programming in radar measure ordination is used to estimate system error.

通过仿真表明，利用误差修正可以抑制随机噪声，较为准确地估计各雷达站的系统误差。

Has its own local coordinate system used to define properties, loads, and response for that object.

模型中的每个对象具有局部坐标系来定义属性，荷载，和对象的反应。

Thus, each solar system has its own, shall we say, local coordinate system of illusory Natural Laws.

因此，每个星系有它自己的，我们这样说，属于幻象自然法则的区域同等系统。

K' is the stiffness matrix of element in local coordinate system.

得到新的系数矩阵kp，然后解这个线性方程组。

A basic solution of both static and dynamic characteristics of a pair of magnetic poles is provided based on local coordinate system.

圆锥电磁轴承转子系统研究本文主要研究了圆锥电磁轴承的静力学特性、动力学特性，轴承转子系统的机电耦合动力学行为，以及系统的设计与分析方法。

In the program, because of adopting local coordinate system, the condition of friction and displacement were easy to be introduced, and the general-strong equation kept symmetrical.

在程序中，由于采用了局部坐标系，使得摩擦条件和位移边界条件的引入非常方便，并且总刚度方程还是对称的。

VL is the point in the given object's Local coordinate system.

给定对象局部坐标系中的点

In practical engineering application of opencast mine, the actual distance and the map are often differences, how to establish a suitable local independent coordinate system is closely related to the mining safety problems.

在露天矿区实际的工程应用中，实测距离与图上距离往往差异较大，如何建立一个适合当地的独立坐标系统一直是与矿区安全生产密切相关的问题。

The offset direction is defined by the local coordinate system, which is formed of the tangent vector and the normal vector of every point on the curve.

本文利用曲线上各点的切向量和法向量所形成的局部坐标系来确定等距方向，从而给出一种广义偏距曲线的新定义。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。