输电塔线体系中的塔架是高柔体系，而且组成塔架的杆件截面大小空间布置方式，直接影响塔架的刚度。
Transmission tower is tall-flexible structure among the system of transmission tower-lead, the disposal of the bars and its cross-section affect the stiffness of the transmission tower.
大跨高墩曲线连续刚构桥结合了曲线梁桥和刚构桥的受力特点，加之高墩、大跨的柔度较大，使结构分析变得复杂。
In this thesis, the spectrum analysis and transient analysis of curved continuous rigid-frame bridge with high piers and long spans under seismic excitation are performed.
大跨高墩曲线连续刚构桥结合了曲线梁桥和刚构桥的受力特点，加之高墩、大跨的柔度较大，使结构分析变得复杂。
In this thesis, the spectrum analysis and transient analysis of curved continuous rigid-frame bridge with high piers and long spans under seismic excitation are performed.
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