According to the Maxwell equations, an analytic solution related with coaxial diode current, applied voltage and geometry parameters is obtained by introducing certain approximation.
从描述电子束运动的基本方程出发，引入一定条件下的近似，获得了一种实用的同轴二极管电流、电压与几何参数关系的近似解析解。
In this paper, the rationality of the multigroup approximation of the control critical eigenvalue equation for the slab geometry is studied.
研究了板几何控制临界本征方程多群逼近的合理性。
In this paper, the rationality of the multigroup approximation of the control critical eigenvalue equation for the slab geometry is studied.
研究了板几何控制临界本征方程多群逼近的合理性。
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