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连徐高速公路京杭运河特大钢管拱桥 ,其主拱钢管弯制成型是施工中的难点 ,施工中采用了有别于传统钢管弯曲的火工弯曲工艺 ,取得了明显的技术经济效益。
In addition, the main arch steel pipe bending forming is a difficult point in the construction. Even though the traditional steel pipe bending process is different from the traditional bending process, the obvious technical and economical benefits have been achieved.