The circle-power theorem is one of important theorems in plane geometry.
圆幂定理是初中平面几何《圆》中重要定理之一。
In this paper, the kinetic power theorem is used for solving the problem of interaction between a relativistic electron beam moving in a static magnetic field and a travelling electromagnetic wave.
本文利用动功率定理求解静磁场中运动的相对论性电子束与波导中电磁行波的相互作用问题。
With the help of Newton formula and Vieta theorem, iterative method was used to solve problems of power sum.
借助牛顿公式和韦达定理，采用迭代的方法求解类似于自然数等幂和的问题。
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