Then the gradients of flutter speed and frequency of wing with respect to the design variables were deduced with analytical method.
使用解析方式推导得到机翼的临界颤振速度、颤振频率对于设计变量的灵敏度表达式。
This text use literature with analytical method of case come , expound the fact furniture brand whom little terminal situation travel relevant to propagate the tactics;
本文运用了文献与个案的分析方法来论述家居品牌小终端情境传播的有关传播策略；
The solution of the projection on inward concave composition surface of cylinder and cone is discussed. and the critical point on the projection is calculated with analytical method.
本文着重介绍内凹的圆柱和圆锥组合面上落影的求法，并尝试利用解析的方法，求出落影上的特殊点。
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