根据附件的等效单自由度模型设计吸振器参数，以获得最优的减振效果。
Parameters of the absorber are designed according to the equivalent single degree of freedom model of the appendage.
本文采用“自由振动法”，设计了一个等效单自由度振动体系，对某核电站基岩的阻尼特性进行了实验研究。
The damping characteristics of the bedrock in a nuclear power station are studied experimentally by free vibration system with one degree of freedom.
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.
根据动力方程详细推导了多自由度体系等效为单自由度体系的等效方法以及能力谱和需求谱的理论计算公式。
Based on the dynamic equation, the equivalent method from MDOF to SDOF and equations of the capacity spectra and the demand spectra theories are deduced in detail.
确定了一种将多自由的结构体系转化为等效的单自由度体系的方法。
A method of transforming a multi-degree of freedom system into a single-degree of freedom system is defined.
确定了一种将多自由的结构体系转化为等效的单自由度体系的方法。
A method of transforming a multi-degree of freedom system into a single-degree of freedom system is defined.
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