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以过江管道敷设方案、底拖施工工艺设计、底拖作业等方面介绍浙江镇海石化总厂油品输油管线的敷设情况。
The laying of oil pipeline of Zhejiang Zhenhai Petrochemical Plant was introduced in the aspects of pipeline laying plan of river crossing, construction design of bottom trawler, bottom trailing operation and so on.