这归咎于欧拉角总是以球坐标系表示。
This is due to the fact that Euler angles are always expressed relative to the global coordinate system.
我们有直角坐标系，有柱坐标系和球坐标系。
We have rectangular coordinates, we have cylindrical coordinates and we have spherical coordinates.
所以说球坐标系,其实就是在rz平面再建立一个极坐标。
So the idea of spherical coordinate is you're going to polar coordinates again in the rz plane.
导出了重力、高程变化及相互关系在球坐标系中的理论和数值计算公式。
The theoretical and numerical formulas for gravity and height variations in spherical polar coordinates are derived.
在现今海洋基本动力方程基础上导出了球坐标系下的海水温度共轭方程。
The adjoint equation of the sea temperature is derived based on the modern global ocean dynamical model.
该滤波算法将球坐标系中的测量信息转换到直角坐标系下进行滤波，并消除了偏差。
In this algorithm, the measured value of seeker initially set in polar coordinate system was converted into the rectangular coordinate system for filtering, and the bias was eliminated.
在球坐标系中，建立了球形滚刀的各个螺旋面方程，推导了侧后角公式，并给出了计算实例。
The helical surface equations of the spherical hob are set up in spherical coordinates. The formulas of the side clearance angle and numerical examples are given.
根据不同类型的矢量球波函数，建立无源各向同性球层内以及自由空间内的电磁场在球坐标系下的级数表达式。
In source-free plasma anisotropic medium, the electromagnetic fields can be expressed as integral of the first and the second spherical vector wave functions.
针对机动目标跟踪中常见的量测转换问题，提出了一种基于球坐标系下最优线性无偏估计滤波的交互多模型算法。
Aiming at the problem of measurement conversion within the target tracking, a new algorithm combined best linear unbiased estimation with interacting multiple model methods is derived.
同时还研究了在球坐标系下弹性应变张量与复数矢量球函数的一些关系，为地球弹性动力学方程的解算提供参考。
The solution of the Earth elastic dynamical equations can be also referred to some relations of complex vector spherical harmonic functions to the elastic strain tensor in spherical coordinates.
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.
利用球坐标系中的二维潮波方程组，以T/P卫星沿迹分析结果为开边界条件的边值法，计算了黄海中的一个四边形区域。
Under the spherical coordinate, the boundary value method using the along track estimates of(T/P) satellite as open boundary conditions is applied to establish tide models in the Yellow Sea.
给出了在非正则超球坐标系下对红分子薛定谔方程进行直接求解时所涉及的所有势能矩阵元的解析表达式，以及主要的推导。
This paper has given the analytical representations the potential matrix elements when solving Schrodinger equation diedy in nonregular hyperspherical coordinates , and also given the induced proass.
该方法以球坐标系中三通道解耦自适应卡尔曼滤波为基础，结合最近邻（NN）方法或概率数据关联滤波（PDAF）方法实现杂波中的机动目标跟踪。
Based on adaptive Kalman filter in polar coordinates, the algorithm was implemented with NN method and PDAF to fuse sensors in clutter.
本文利用双球面坐标系计算两个带电导体球的相互作用力问题 ，并对结果进行了讨论 。
The interaction of two charged conductor spheres is caculated by using two spherical coordinates, and the result is discussed.
本文利用双球面坐标系计算两个带电导体球的相互作用力问题 ，并对结果进行了讨论 。
The interaction of two charged conductor spheres is caculated by using two spherical coordinates, and the result is discussed.
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