The subsequent experiments on a piezoelectric beam show that the structural modal damping ratio can be promo...
压电悬臂梁的实验表明，它们能使结构模态阻尼比大幅提高。
The subsequent experiments on a piezoelectric beam show that the structural modal damping ratio can be promoted significantly.
压电悬臂梁的实验表明，它们能使结构模态阻尼比大幅提高。
The results show that modal damping ratio of cable system with MR damper is more increased, it has well effect of mitigating vibration.
试验结果显示系统的模态阻尼比在安装磁流变阻尼器后有大幅增长，具有良好的减振效果。
The natural frequency, modal shape and modal damping ratio of the typical structural of composite wallboard (rapid wall) system are got by dynamic behavior measurement.
通过实测复合墙板试点工程结构的动力反应，获得了结构的自振频率、振型和阻尼比等模态参数。
Firstly, the composite modal damping ratio should be adopted in dynamic analysis of SSI system, and then the method how to estimate the composite modal damping ratio of SSI system was illustrated.
文中首先阐明了在SSI体系直接动力分析中应采用合成模态阻尼比的观点，研究了合成模态阻尼比的实测确定方法。
Eigenfrequency, vibration pattern and damping ratio can be got by modal experiment. Then, these parameters can be used to structural design and optimization.
通过模态试验，可以计算出结构的固有频率、模态振型、阻尼比等参数，为结构设计与优化打下坚实的基础。
The modal strain energy ratio of PAF to whole system is a critical variable to evaluate the contribution of the CDL to the whole system damping.
星箭支架变形能占全箭模态总能量的比例是约束阻尼层阻尼贡献的重要参考量。
The modal strain energy ratio of PAF to whole system is a critical variable to evaluate the contribution of the CDL to the whole system damping.
星箭支架变形能占全箭模态总能量的比例是约束阻尼层阻尼贡献的重要参考量。
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