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浅谈DN1200回拖管的降浮措施
Publication year - 2021
Publication title -
工程建设
Language(s) - Uncategorized
Resource type - Journals
eISSN - 2717-5375
pISSN - 2630-5283
DOI - 10.33142/ec.v4i4.3581
Subject(s) - computer science
随着中俄两国发展的日趋深入以及国内日益增长的天然气需求中俄东线长输管道、中俄中线计划中长输管道等大口径长输管道开始自北向南敷设而来。在大口径长输管道的具体敷设过程中难免会遇到山川、河流、公路、铁路等特殊地段的施工在特殊地段的施工过程中水平定向钻穿越施工工艺在大口径长输管道敷设过程中有着不可替代的技术优越性。然而在大口径管道的水平定向钻的施工过程中回拖工艺可谓是决定成败的关键工艺大口径管道的回拖降浮措施又为定向钻穿越的回拖成功奠定了基础。

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