本文在导出激光等离子体电子、离子耦合方程的基础上求得了单频加热无穷行列特征矩阵的准确解；
In this paper accurate solutions for the single frequency heating conditions have been obtained based on equations derived for laser plasma electron-ion coupling.
在推导的过程中未对方程进行任何简化以保证体现系统的耦合非线性特征。
There are no simplification and assumption in the procedure of derivation to make sure to express the coupling and nonlinear characteristics.
从基本特征方程式出发，理论上导出了两组非耦合的求解截止频率的方程式；
Based on the basic characteristic equation, two uncoupled equations for cutoff frequencies were obtained theoretically.
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