n.围堰，沉箱...

cofferdam的音标：cofferdam的英式发音音标为：['kɒfədæm]cofferdam的美式发音音标为：['kɒfəˌdæm]...

Double - wall steel cofferdam is the important facility of bridges deepwater foundation.双壁钢围堰是桥梁深水基础施工的重要设施.The other part is temporary cofferdam and the rear land - based connection project.二是临时围堰及后方陆域连接工程.Temporary pro...