介绍青岛某港疏浚吹填工程中采用潜管施工工艺，其经济效益显著。

Construction technology and economic benefit of submerged pipes for a port in Qingdao are introduced.

youdao

介绍青岛某港疏浚吹填工程中采用潜管施工工艺，其经济效益显著。

Construction technology and economic benefit of submerged pipes for a port in Qingdao are introduced.

youdao