针对双配重固定半径极坐标方式的砂轮动平衡测控系统，介绍了其内部结构和工作原理；
Aims at grinding wheel dynamic balance measurement and control system of double heavy-fixed polar coordinates mode.
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.
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.
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.
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