通过和单自由度线性弹簧-质量-阻尼系统进行比较，得到该带裂缝梁结构的等效自然频率和等效粘滞阻尼比。
The equivalent viscous damping ratio and the equivalent natural frequency are obtained by comparing the system with a purely linear, spring-mass-damper system of single freedom.
其中包含有取决于振幅的等效线性刚度和阻尼。
The equivalent linear stiffness and damping depending on the vibration amplitude were studied.
运用随机振动理论与随机等效线性化理论建立了邻联间安装粘滞阻尼器后最大相对位移及墩顶最大位移的计算方法。
The peak relative displacement between adjacent segments and the peak pier drift are obtained based on random vibration theory and stochastic equivalent linearization method.
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