The effect of nonlinear structural stiffness on flutter velocity was considered, too.
同时，本文还考虑了结构刚度非线性对颤振速度的影响。
The time histories of structure responses of airfoil are solved by coupled with the Navier Stokes equations and flutter moving equations with nonlinear structural stiffness functions.
计算结果表明，结构刚度非线性对颤振特性有明显的影响。
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