immersed tunnel
短语词组
- immersed tube tunnel 沉琯隧道
- immersed precast tunnel 預制沉琯隧道
- an immersed tube tunnel 沉琯隧道
- immersed d tunnel 沉埋式隧道
- Curved immersed tube tunnel 曲線沉琯隧道
- immersed tubular tunnel 沉琯隧道
- outer ring immersed tube tunnel 外環隧道
- chang hong immersed tunnel 常洪隧道
- immersed tunnel method 沉琯法 返回 immersed tunnel