Liftable full-rotation propelling device for ocean engineering dynamic positioning experiment
Emergency buoy of AUV (Autonomous Underwater Vehicle)
Gas supply system with recondensation function and working method
Rope-driven X-shaped parallel structure stretch-draw integral flexible bionic fish
Ship preparation platform and ship preparation method
Sealed type metal particle spraying ship bottom cleaning vehicle
Offshore floating type photovoltaic platform and system
Offshore photovoltaic platform connecting structure and offshore photovoltaic platform module system