“aerodynamic flutter of bridges”的概念、定义、翻译、参考文献-科学参考

单词	aerodynamic flutter of bridges
释义	aerodynamic flutter of bridges Encyclopedia 工学桥梁结构设计释 aerodynamic flutter of bridges桥梁颤振桥梁结构在流动空气作用下会产生振动，振动结构受惯性力、弹性力和空气动力的耦合作用而发生大幅振动，并且从流动空气中不断吸收能量，当该能量大于结构阻尼在振动中所耗散的能量时而出现的振动发散现象。
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