coupling mode equation 耦合波方程
The analytic formula of simplied coupling equation is employed to operate the rate of amplications in the work mode of helical wave-guide.
利用简化后耦合方程解的解析式计算了螺旋波纹波导工作模式中各场幅值的比例关系。
Coupling capacitance between the heatsink and the devices produces common mode emission, which is considered as a constant calculated by a equation resulting from the static field for a long time.
散热片与器件间的电容耦合是电路产生共模辐射的主要原因之一，其对研究电路的辐射发射特别重要。然而长期以来人们将该电容简化为平板电容，采用静电场推导的电容公式计算。
However, the numerical analysis of coupled-mode equation with self-coupling coefficient is demanded for the insight of the spectral of LPFG coupler.
但当侧重频谱的具体特性时，则必须采用考虑自耦合系数的耦合方程组的数值解进行优化设计。
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