The results show that the finite outer-scale of the turbulent atmosphere is an important factor for a large aperture system of imaging, which should be considered for quantitative estimates.

结果表明在采用大孔径成像系统成像时，应该考虑湍流尺度对大气系统成像的作用。

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Using the finite element method, with a special algorithm by treating the contact areas as zero-aperture elements, numerical simulations of fluid flow in joints were conducted.

考虑节理面上的接触领域的非透水性，用有限元法对节理中的渗流进行数值模拟。

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