该法在原始对称构型的颤振边界曲线已知的情况下，就能推断结构参数不对称时颤振速度的变化趋势。
The varying tendency of flutter speed can be deduced when the store parameters are asymmetric, according to the results of the original symmetric flutter boundary curves.
提出了一种分析不对称外挂对飞机颤振影响的方向导数法。
A direction derivative method for the analysis of the effects of asymmetric stores on flutter speed is presented.
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