Besides, under ultimate seismic load, the structural steel roof benefits from the stiffness degradation from reinforced concrete stand.
在罕遇地震作用下，看台钢筋混凝土结构刚度的退化对上部钢结构抗震有利。
Besides, under ultimate seismic load, the structural steel roof benefits from the stiffness degradation from reinforced concrete stand.
在罕遇地震作用下，看台钢筋混凝土结构刚度的退化对上部钢结构抗震有利。
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