A class of ENSO perturbed model is studied. Using the perturbation theory and method, the asymptotic expansions of solution of corresponding problem are constructed.
研究了一类ENSO摄动模型。利用摄动理论和方法，构造了相应问题的渐近展开式。
The relative permeating rate was introduced to describe the effects of the different physical processes. An asymptotic solution has been obtained by using the perturbation theory.
在模型中引入相对渗透速度来刻画药物释放过程中不同机理的影响，并用摄动方法对方程进行了求解。
In high energy region, the asymptotic freedom perturbation theory is used.
在高能时，应用渐近自由的微扰论。
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