The numerical simulations have been performed by using the MAC method to solve the two-dimensional perturbation equations of hydrodynamics.

利用MAC法通过二维流体力学扰动方程组进行了数值模拟。

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Besides, our paper has discussed another problem, which is the non - exponential stability of infinite - dimensional linear systems under generating compact perturbation.

另外，本文还讨论了第二个问题，就是无限维线性系统在生成的紧扰动下的非指数稳定性。

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A surface equation of state for nonionic surfactant aqueous solutions is developed by using perturbation theory and two - dimensional gaseous theory.

应用微扰理论并借鉴二维气体理论的处理方法，建立了非离子表面活性剂水溶液的表面状态方程。

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