Wave-resistant ocean engineering investigation boat and wave-resistant method
Wall body unit for ship, wall body and ocean engineering ship
Underwater garbage cleaning and conveying device for ocean engineering
Underwater deep diving detection auxiliary equipment for ocean engineering
Underwater communication relay buoy for ocean engineering
Transport vehicle with cleaning mechanism for ocean engineering
Transportation device and transportation method for ocean engineering structures
Titanium alloy anchor chain for ship and ocean engineering and welding production process thereof
Telescopic cleaning equipment for ocean engineering platform
Surveying and mapping device for ocean engineering and use method thereof
Steering mechanism of water-jet propeller for ocean engineering ship
Special buffering mechanism for ocean engineering hoisting operation