单壁钢套箱围堰
Single-wall Steel Boxed Cofferdam
双壁钢套箱围堰
Double-wall Steel Boxed Cofferdam
steel cofferdam with double wall pouring jacket
无底钢套箱围堰
bottomless steel cofferdam
混凝土套箱围堰
reinforcement concrete box cofferdam
不锈钢套钢笔
fountain pen with stainless steel cap
大型钢吊箱围堰
large steel suspension-box cofferdam
单壁钢围堰
single-wall steel cofferdam
单壁钢围堰设计
single-walled steel cofferdam design
单壁钢围堰施工
single-walled steel cofferdam construction
防撞钢套箱
anti-ship collision steel cofferdam
anticollision steel box
Anticollisive seel sleeve
钢吊箱围堰
steel box sling cofferdam
steel hoisting box cofferdam
steel suspension cofferdam
steel suspending cofferdam
steel boxed cofferdam
suspended steel box cofferdam
steel suspension box cofferdam
steel hung box cofferdam
Steel hanging box cofferdam
钢套钢蒸汽管道
steel steam pipe with steel jacket
钢套钢蒸汽直埋管道
direct embedment steel steam pipe with steel jacket