... 接触势差 contactpotentialdifference 位势差 potential difference 主要势差 principal moment ...
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本文提出计算二维非定常位势流动的有限差分法，流动是因自由表面任意瞬间扰动所产生的。
A finite difference method is developed for computing the two-dimensional transient potential flow generated by an impulse on the free surface.
跨音速计算采用守恒型金位势方程，精确边界条件和AF 2高效有限差分迭代算法。
The transonic flow computation is performed by the use of conservative full-potential equation with exact boundary conditions and the efficient iteration scheme in finite difference method AF2.
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