immersed tube
短语词组
- immersed air tube 空气埋管
- immersed d tube 沉管
- immersed marine tube unit 海底管道组件
- immersed d tube tunnel 沉管隧道
- Immersed -tube Placement Barge 管节沉放船
- immersed tube tunnel 沉管隧道
- immersed horizontal heated tube 浸没水平管
- immersed tube tunneling 沉管法 返回 immersed tube