... SC composite coupling beam 带钢一混凝土组合连梁 composite continuous beam 混合连续梁 composite cross beam 组合横梁 ...
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steel-concrete composite continuous beam 钢混凝土组合连续梁
composite continuous beam bridge 组合连续梁桥
prestressed steel-concrete composite continuous beam 预应力钢混凝土组合连续梁
composite steel-concrete continuous beam 钢箱混凝土连续组合梁桥
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