双管隧道 meaning in English
twin-tube tunnel
Examples
- Twin - tube tunnel
双管隧道 - Nam wan tunnel is a 1 . 2 km dual three - lane twin tube tunnel at the southern part of tsing yi island from sai tso wan to nam wan kok
南湾隧道位处青衣岛南面的西草湾与南湾角之间，全长一点二公里，是一条双程三线双管隧道。