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Underwater salvage refers to the process of salvaging flooded objects or removing navigation obstacles in channel and port waters.Underwater fishing design survey. diving. Jam. Underwater blasting. Un

(1) Investigate the landscape image, water depth, water temperature, flow rate and other environment of the operation area. It can be operated only when the wind force on the water surface is less tha

Wind power hoisting is a very important task, especially in offshore wind power hoisting, we must do a good job in all aspects of protection. For wind power hoisting, we generally need to pay attentio