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多年来，建筑屋面接缝中的变形缝、分格缝和预制板缝时常出现渗漏。分析了产生渗漏的原因，进而提出全面控制和综合治理的办法。
Over the years, leaks often occurred in the deformation joints, grid seams, and prefabricated slab joints in building roof joints. Analyze the causes of leakage, and then propose a comprehensive control and comprehensive management approach.