沿海闸下感潮河口清淤保港射拖挖多功能清淤机的设计

沿海闸下感潮河口清淤保港射拖挖多功能清淤机的设计的英文翻译

基本释义

• Design of the multi - purposes Silt Cleaning Equipment of Spraying, Dragging and Digging for the Silt cleaning and the Shore Protection in the Tidy River Outlet Down the Sluice