两种办法都能得到相同的极坐标方程。
直角坐标方程与极坐标方程的互化是学习解析几何易出错的地方之一。
Right Angle coordinate equation and polar coordinates equation mutually melt is one of places easy to make mistakes in studying Analytic geometry.
本文讨论了参数方程和极坐标方程表示的曲线的对称性，给出了判定这两种曲线的对称性的充分条件。
In this paper, the symmetry of curved lined given by parametric equation and polar coordinates equation is discussed and the sufficient conditions are given.
通过使偏心圆齿轮节曲线的极坐标方程的极角按整倍数缩小的方法获得了变形偏心圆齿轮节曲线的极坐标方程。
The modified eccentric circular centrode has been obtained by reducing the polar Angle of polar equation of eccentric circular centrode by integral multiple.
给出了非圆齿轮的节曲线极坐标方程，两齿轮中心距的计算方法，节曲线长度、基础圆半径和压力角的计算公式。
The polar equation of non-circular gear pitch curve, calculation method of center distance, formula of pitch curve length, primary circle radius and pressure Angle is given.
采用极坐标方程，计算圆弧型和径向线加圆弧型的叶型重心联线；对径向平衡方程的离散方式、迭代方向、迭代方式和迭代收敛准则进行改进。
The computation of mass center line in the arc and radial line with arc type is made by using the polar equation of circular.
我们已经把协调方程写成了极坐标的形式。
We have written the compatibility equation in a form that corresponds with the polar geometry.
在薛定谔方程中，我们现在可以用，极坐标的方式来表示了。
In terms of the Schrodinger equation, we now can write it in terms of our polar coordinates here.
解双极坐标下拉氏方程得出半空间中无限长水平圆柱体电场问题的解析解。
The half-space analytic solutions of the electric field of an infinite horizontalcylinder are acquired solving the Laplace equation in the double-polarcoordinates.
本文给出了切线极坐标下的齿轮啮合方程式。
The mesh equations of gears are given by tangent polar coordinate system.
在弹性力学问题的极坐标解答中，经常会遇到一类可转化为欧拉方程的常微分方程。
A kind of ordinary difference equation that can be transferred to Euler equation, often appears in polar coordinates solution of elastic problems.
这个方程将在极坐标来解决。
针对环形控制网的网形特点，推导了各类观测量：测边、测方向和测高的极坐标误差方程式。
In this paper, the polar coordinate error equations on side, direction and height in the circular control worknet are derived making good use of the circular character of circular worknet.
受限势采用抛物形势，在二维平面极坐标下，用薛定谔方程的精确解析解进行计算。
In 2d polar coordinates, the exact solution to the Schrdinger equation was used to calculate the perturbation integral in a parabolic confinement potential.
在双极坐标系内，利用有限体积法对控制方程离散求解。
The governing equations were discretized using a finite volume method on a bipolar coordinate system.
首先，导出了用极坐标系描述的中厚板自由振动板的微分方程，用分离变量法求得其一般解。
Firstly, the expressions of free vibration of moderately thick plates in polar coordinates are derived and the general solutions are obtained by the means of method of separation of variables.
详细推导了在极坐标系下的谱元方法的具体计算公式，求解了极坐标系下的简单椭圆型二阶偏微分方程；
The formulas of the spectral element method in polar coordinate are induced and described in detail. Spectral element method is a high-order weighted residual technique.
详细推导了在极坐标系下的谱元方法的具体计算公式，求解了极坐标系下的简单椭圆型二阶偏微分方程；
The formulas of the spectral element method in polar coordinate are induced and described in detail. Spectral element method is a high-order weighted residual technique.
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