古城大桥是一座下承式单承载面钢管混凝土系杆拱与变截面连续梁组合体系桥梁。
Gucheng bridge is a steel tube concrete bowstring arch and variable cross section continuous beam composite system through bridge with single load plate.
大试件单轴蠕变实验表明，板岩流动变形破坏受结构面控制。
Large samples uniaxial compressive creep test indicates, the flow deformation and failure of SLATE is controlled by its structure plane.
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