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通过对伸缩缝的调查 ,分析了包头黄河公路大桥伸缩缝破坏的原因 ,介绍了大桥伸缩缝维修的一些措施
Through the investigation of expansion joints, the reasons for the collapse of expansion joints of Baotou-Huanghe Highway Bridge are analyzed. Some measures for the maintenance of expansion joints of bridges are introduced