本文运用赝势函数变域变分有限元方法进行了跨音速翼型设计。

The variational of finite element method(FEM) using the pseudo-potential function is presented to design the airfoil shape of transonic rotational flows.

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变域变分是一种处理未知界面的独特工具，极适合于气动外形的设计求解。

The variable-domain variation is a specific tool of handling unknown boundaries and suitable for designing airfoil shape.

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变域变分原理，可以结合可变区为功能，这使得它可以同时计算流场的变量域。

Variable-domain variational principles can couple the variable domain into functional, which makes it possible to calculate the flow field with the variable-domain simultaneously.

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