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Sunken ship salvage in underwater salvage: six different methods can be adopted according to the size of sunken ship and the specific location of the event. However, various methods can be used alone,

(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

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