Recent years because of the application of UHV transmission line, more and more steel tube tower is used as transmission tower.
近年来由于特高压输电线路的应用，越来越多的输电塔采用了钢管塔这种形式。
FEM models of a single concrete filled steel-tube tower and a long-span transmission tower-line system were established to analyze the seismic responses.
建立一个大跨越钢管混凝土输电线路的单塔和塔线体系有限元模型，对这两种模型进行地震响应分析。
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