复拱桥
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Last, the dynamic analysis of compound arch bridge is carried out.
最后，对复拱桥进行了动力分析。
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The paper introduced the characteristics of rigid frame arch bridge, by upper and lower structure calculation, proposed its compound-simple calculation.
介绍了刚架拱桥的特点并通过上、下部结构计算，提出了对拱腿水平力影响线图和斜撑水平力影响线图进行合成简化计算。
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