The calculated results show that the resonance tunneling phenomenon for the potential, which has an arbitrary shape well between double symmetric square barriers could also exist.

计算结果表明，对于两对称方势垒夹一个任意形状势阱的位势，也可能存在谐振隧穿现象。

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Based on the potential theory, an expanding contracting virtual boundary element method (ECVBEM) is presented to solve the vibration and sound radiation from a cavity with an arbitrary shape.

以位势理论为基础，提出了求解含任意形状空穴外场声辐射的伸缩虚拟边界元法。

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An approximate theoretical framework suitable for inhomogeneities of arbitrary shape, called as domain averaging inclusion method, is advanced in the second chapter.

论文的第二章首次提出了对任意岛状夹杂，以及由此自洽拼成多晶体的一种近似理论分析框架，称之为均值等效夹杂法。

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