首页> 外国专利> PIPE-UNIT FOR BUILDING AND/OR RENOVATION OF SEWERS ESPECIALLY CRAWLABLE OR ACCESSIBLE ONES AND METHOD FOR BUILDING AND/OR RENOVATION OF UNDERGROUND LINEAR ENGINEERING STRUCTURE WITH CLOSED PROFILE ESPECIALLY SEWER

PIPE-UNIT FOR BUILDING AND/OR RENOVATION OF SEWERS ESPECIALLY CRAWLABLE OR ACCESSIBLE ONES AND METHOD FOR BUILDING AND/OR RENOVATION OF UNDERGROUND LINEAR ENGINEERING STRUCTURE WITH CLOSED PROFILE ESPECIALLY SEWER

机译:用于特别是可攀爬或可访问的污水的建造和/或翻新工程的管道装置,以及具有封闭轮廓的地下线性工程结构的建造和/或翻新方法

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