查询词典 spherical bessel function

To study the effect of gravity eccentricity on the ranges,the expression of gravity was educed using spherical harmonic function when the earth is considered as an normal ellipsoid or sphere.

为了研究地球的重力偏心对射程的影响，用球谐函数展开法推导了地球为正常椭球体和圆球体时的重力表达式，对地球的重力偏心进行了计算分析，求出了偏心值。

From the basic theory of spherical symmetry GRIN medium, we bring out a new method on calculating the GRIN distributiing function., then several examples are given on the method.

第四章：由一种新的光线轨迹提出一种新的梯度折射率分布，并研究了具有这种分布的介质的光学性质，其中重点是其对表面漫射材料性能的改善。

In this paper the extrapolation object is the shorten polynomial but not the original signal itself. This algorithm is much easier than prolate spherical wave function expansion method.

本文采用外推截断多项式的方法对HRV信号进行外推，避免了采用长球函数外推信号运算量大的缺点，可以提高运算速度。

Spherical roller bearings are inherently self-aligning function, and very strong.

球面滚子轴承有固有的自调心功能，而且很坚固。

Through constructing the function between the radius of a sphere and its auxiliary variables, the radius can be obtained if one of the coordinates of each spherical point is measurable and the other two are constant and unknown.

当球面点的坐标分量之一已知，而另外两个分量固定不变但未知时，通过建立球半径与辅助变量之间的关系，可达到测量球半径的目的。

In the course of the transform from spherical surface coordinates of radar s station to right-angle coordinates of the command center fulfilled by the earth-centered coordinate , when the rotation of the earth and the factor of topography and the function of the gravity are considered.

在利用地心坐标完成从雷达站球面坐标到指挥中心直角坐标的转换中，当考虑到地球自转、地形因素及重力作用时，所采用的地球模型与地球实际水准面并不重合，坐标系的坐标轴与实际之间存在着垂线偏差。

Integration equations have been derived which discribe the relationship between spherical projection and image function.

第三章和第四章分别求出了两种模式近场微波分集成像系统的图像函数解。

In order to solve this problem,the genetic algorithm is applied to fit the spherical model variational function,because the genetic algorithm is a robust method for search for the optimum solution to the complex problems.

为解决这一问题，结合遗传算法原理，充分利用遗传算法在求解非线性问题时具有全局寻优的特点，拟合出球状模型的理论变异函数参数，并以小湾水电站左岸堆积体边坡的变形监测数据为例进行了计算。

In this article, the author first makes a comparison among current vanish-point algorithms, then puts forward a new way to estimate Vanish-point by using a spherical radial base function neural network.

在本论文中，首先对现有的消失点方法进行比较，进一步提出使用球形径向基神经网的方法进行消失点分析。

After this, the fractal algorithm was chosen to get the global optimal solutions of the function synthesis of spherical four-bar mechanisms and the calculating frame was presented.

利用数值插值的方法对结构偏差方程式进行了分析，给出了优化模型的初始解，并采用分形算法求得了全局最优解。

We have something to do in the new stage.

在这段崭新的时期中，我们有一些要做的。

The difference between tourism decision-making under uncertainty and risky tourism decision-making is indistinctive.

其中不确定性旅游决策和风险旅游决策的界线比较模糊，两者的区分是相对的。