polar coordinate system是什么意思

用法例句

The application of polar coordinates in the transition curve;

极坐标在缓和曲线中的应用

Path Planning Based on the Polar Coordinates,Grids,and Fuzzy Controller;

基于极坐标、栅格和模糊方法的路径规划

Calculation method of the skew bridge in the polar coordinates;

斜交桥极坐标系下的计算方法

The study of machining cam in polar coordinates;

极坐标法加工凸轮的研究

Study on the Control System and Movement Control of Polar Coordinate NC Machine;

极坐标式数控机床的控制体系及运动控制研究

Under the control of MCS-51 SCM (single chip machine), the polar coordinates are used in the common milling machine to complete the machining of cam whose precision is ±0.

在普通铣床上使用极坐标法,在MCS-51单片机控制下,完成精度±0。

A method of measuring contrate involute errors of double gears, gear shapers and gear shavers on the CZ450 gear integrated error tester using the polar coordinate method is introduced.

介绍了在CZ45 0齿轮整体误差测量仪上利用极坐标法测量双联齿轮、插齿刀和剃齿刀的端面渐开线齿形的方法 ,从而扩展了CZ45 0的测量功能。

A polar coordinate method for determining all the points on the sectional line in the expansien figure of curved surface,is presented in the paper.

本文提出在曲面体表面的展开图中确定截交线上各点位置的极坐标法,从而克服了直角坐标法中实际放线时由于画垂直线或平行线而产生人为的偏差,而且便于在现场实施。

It also discussed how to implement road construction survey and staking-out using polar coordinate method.

并对如何利用极坐标法进行道路施工测量放样作了论述。

Research on motion control of machine tools with polar coordinate system;

极坐标式数控机床的运动控制研究

Calculate magnetic field by using polar coordinate system;

极坐标法计算一类载流曲线的磁场

In this paper,the general solution for plane problem of elastic mechanics in polar coordinate system is deduced by separate variable method.

用分离变量法推导出极坐标弹性力学平面问题的一般解,给出了问题的解答全貌,为解决各种具体问题提供了理论基础。

The application of polar coordinates systemin the CNC LATHE-MILLING;

极坐标系在数控车铣加工中心上的应用

A fast particle-moving algorithm for particle-in-cell simulation of plasmas in polar coordinates system was proposed, in which the local rectangular coordinates approximation was used in the area near the position of the charged particle at every time step.

提出了一种在极坐标系下快速推进带电粒子的等离子体粒子模拟算法,该算法在每个时间步长内对带电粒子位置附近的区域采用局部直角坐标系近似,并通过坐标变换,得到粒子运动方程求解的显式格式,从而避免了极坐标系下隐式格式直接迭代求解所带来的容许误差,并提高了计算效率。

This article analyses Foucault pendulum movement through the way of polar coordinates system.

文章用极坐标系分析了付科摆的运动,比常见的用直角坐标系讨论要简单,力学意义更清晰。

Pseudo-spectral method in polar coordinate system for viscous flow;

极坐标系下黏性流动的拟谱方法

The difference formula of the bi-harmonic equation is derived in the polar coordinate system.

推导出了极坐标系下双调和方程的差分公式,用逐次超松弛迭代法求出圆板平面应力问题的差分解,并和解析解作比较,验证了差分公式的正确性,为解决圆域及其类似区域的平面问题提供了新方法。

A torsion difference scheme of the bar with sectorial cross-section is developed in polar coordinate system.

导出了极坐标系下扇形截面杆件扭转问题的差分格式 ;用逐次超松驰迭代法求出了扭转应力函数差分值 。

Spectral element method in polar coordinate for incompressible Navier-Stokes equations;

极坐标系下谱元方法求解不可压缩Navier-Stokes方程

The computation of natural convection in the annulus between horizontal concentric cylinders using spectral element method in polar coordinates is presented in this paper.

提出了将谱元方法应用到极坐标系下 ,利用极坐标系下的谱元方法求解环形空间内自然对流问题。

In the Bearings-only target tracking localization research area, using the polar coordinate model, we can realize the separation of observable state and the unobservable state, but the non-linear system equation causes the realization of algorithm to be extremely diffecult.

在纯方位目标跟踪定位研究领域里 ,采用极坐标模型 ,可以实现可观测状态和不可观测状态的分离 ,但非线性的系统方程使算法的具体实现非常困难。

Scattering of flexural waves by multiple cutouts and dynamic stress concentration in the thin plates were investigated in terms of the complex variable function method and multi-polar coordinates.

采用复变函数法和多极坐标方法,研究了弯曲波对含有多圆孔薄板的散射问题。