单词polar coordinate system
un.: 极坐标系
极坐标系
The difference scheme of torsion problem of a bar with a sector cross- section under the polar coordinate system is derived.
导出了极坐标系下扇形截面杆扭转问题的差分格式；
The displacement solution is constructed by applying the symmetry of scattering of SH-wave and the method of multi-polar coordinate system.
利用SH散射的对称性和多极坐标方法构造了问题的位移解。
Deduction of the General Solution for Plane Problem in Polar Coordinate System
极坐标平面问题一般解的推证
Fourth order difference of plane problem in polar coordinate system and its application
极坐标平面问题的四阶差分及应用
The Finite Difference Method for Torsion Problem of Bars with Sectorial Cross-sections in Polar Coordinate System
极坐标系下扇形截面杆件扭转问题的有限差分法
Pseudo-spectral method in polar coordinate system for viscous flow;
使用双极坐标系研究流体在偏心环空内的流动。
The study on the methods of obtaining the solution of the derivation of the equilibrium equations under polar coordinate system
在极坐标系下求平衡微分方程解的方法研究