Liftable full-rotation propelling device for ocean engineering dynamic positioning experiment
Liquefied gas transport ship based on oblique angle stacked cylindrical C-shaped cabin
Low-cost large-scale semi-submersible floating type offshore wind turbine
Marine folding protection tool and anti-falling protection method
Marine small-sized integrated alarm device and marine small-sized integrated alarm equipment
Marine temporary anti-falling tool and tool using method
Marine universal approach bridge and mounting method thereof
Mechanical throwing, collecting, releasing and cutting device for raft-type cultured oysters