桥梁动力分析的ansys命令流包括模态分析模块反应谱分析模块，模态拓展与合并模态。-Bridge dynamic analysis ansys command stream including modal analysis module response spectrum analysis module, modal modal expansion and consolidation.

一种名为轮辐式结构的空间预应力结构的建模、找力以及极限承载力分析和模态分析-An ultimate load analysis and modal analysis of prestressed structures called spokes modeling spatial structure, looking for power and

模态分析，用FFT对输入的激励信号提取振动的频率-Modal analysis using FFT excitation signal input to extract vibration frequency

ANSYS中BEAM188单元建立的两个桥梁有限元模型命令流，可供学习ansys建模和模态分析的初学者使用(The two bridge finite element model command flow established by BEAM188 unit in ANSYS can be used by beginners to learn ANSYS modeling and modal analysis.)