| 1. | On the redundancy of complex modal parameters
关于复模态参数的冗余性 |
| 2. | A complex mode method to aualyse the random wind vibration response of the structure
结构随机风振响应分析的复模态法 |
| 3. | A general matrix perturbation method for complex modes using singular value decomposition
基于奇异值分解的复模态矩阵摄动法 |
| 4. | Modal perturbation method for obtaining complex modal characteristics of non - proportional damping systems
求解非比例阻尼体系复模态的实模态摄动法 |
| 5. | A complex model method to analyse the random seism response to the vibration isolation of the base with a masony structure
砌体结构基础隔震随机地震响应分析的复模态法 |
| 6. | Based on the complex modal analysis of axially moving strings , its transverse resonance is investigated , and the corresponding response is calculated
摘要基于轴向运动弦线的横向振动复模态分析，研究轴向运动弦线的共振，并计算共振时的振响应。 |
| 7. | The dynamics analysis of the structural model both with and without viscous dampers are carried out by using the complex modal method , and the corresponding programs are compiled
在减震和非减震情况下，利用复模态分析法计算了结构模型的自振特性及地震响应，并编制了相应的地震反应分析程序。 |
| 8. | The boundary conditions considered may be assumed to be on simple supports with torsional springs at both ends , which is an appropriate assumption to the real constraints
利用边界条件得到系统的频率方程，通过数值方法解出系统的前两阶固有频率随轴向速度变化的情况，并导出了系统的前两阶复模态函数。 |
| 9. | Based upon the orthogonal condition and the characteristic equation of the modal analysis theory , updating equations about the mass and stiffness matrices of the structure were constructed at first
对于阻尼结构动力模型修正,可由复模态的正交条件和特征方程建立修正方程,应用所给的数值算法求修正量。 |
| 10. | Because the complex mode analysis takes mutual effect between the structure and water into account , the better precise and reasonable responses of the offshore platform under random loads can be achieved
当采用考虑结构与流体相互作用的复模态分析方法，将使海洋平台结构在随机荷载作用下的响应分析更为精确和合理。 |
