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目前,在高层建筑的排水工程中,已广泛地采用了柔性接口(RK-1型)排水铸铁管,以适应层间变位引起的轴向位移和横向挠曲变
At present, in the drainage engineering of high-rise buildings, a flexible interface (RK-1 type) drainage cast iron pipe has been widely used to accommodate axial displacement and lateral deflection caused by interlayer displacement.