beam-barrel 轴筒
barrel shaped beam 筒形梁
The barrel shape structure work like an overhanging beam and when subjected to earthquake load, its dynamic stress of outer frame is greater than that of inner tube.
超高层筒体结构近似悬臂梁弯曲受力构件，在动力作用下，外框剪力墙的动应力反应要大于核心筒墙的动应力反应。
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