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结合滩海油田海底注水管道在施工技术方面的难度介绍施工工艺，报道玻璃钢内涂层保护套的特点和使用效果，总结海底注水管道底拖法施工以及海上接口技术经验。
Combined with the difficulty of construction technology in the seafloor water injection pipelines of the Tanhai Oilfield, the construction technology is introduced, the characteristics and the application effects of the fiberglass inner coating protective cover are reported, and the technical experience of the bottom dragging construction of the seafloor water injection pipelines and the offshore interface are summarized.