| 1. | Experimental study on dynamic damping ratio of frozen soil under cyclic loading 循环荷载下冻土的动阻尼比试验研究 |
| 2. | And the different damping ratio has little influence on the input energy in the same models 不同阻尼比对同一模型中结构总输入能的影响的幅度较小。 |
| 3. | From the study , it is shown that the value of damage index is decreased with the increase of damping ratio 研究同时表明,结构破损指数d值随着阻尼比的增大而减少。 |
| 4. | Cyclic test of laminated rubber damping bearing at low temperature and calculation of equivalent viscous damping ratio 叠层橡胶隔震支座的低温往复试验及等效阻尼比推算 |
| 5. | In case of modal damping ratios to control , an algorithm of optimal placement of viscous dampers is presented 在所控制的振型阻尼比确定的情况下,给出了粘滞阻尼器在结构中的位置优化算法。 |
| 6. | The inherent frequency , mode , damp ratio and impact coefficient of the bridge were achieved by comparing the actual test results with the calculation results 将实桥测试结果和计算分析结果进行了比较,并且获得了大桥的固有频率、模态、阻尼比和冲击系数。 |
| 7. | With the hysteretic hoops acquired from the experiment , the effective damping ratio of the joint , with which the energy dissipation of the joint may be weighted , is calculated 通过研究拟静力试验所得的滞回曲线求得该节点的等效阻尼比,衡量它的耗能能力。 |
| 8. | The research results show that transducer partially debonding results in clear change of instantaneous frequencies , mode frequencies and damping ratio of the structures 研究结果表明,传感器局部开胶对结构的瞬时频率和模态频率以及阻尼比均有明显的影响。 |
| 9. | The main frequency - domain parameters , which are discussed here , include modal numbers , cross terms of force spectra , and cross terms of modals as well as damping ratio 参数分析的内容包括参振模态的数目、力谱交叉项、模态交叉项、结构阻尼比,并得到了一些有价值的结论。 |
| 10. | With the aid of the method for determining damping ratio in structural dynamic experiment the so called stationarity index is used to estimate the gentleness of the peak ’ s slope 文中借助结构动力试验中阻尼比的确定方法,提出用平稳度指数来评价单峰点包线函数平缓程度。 |