Qualification Certificate of Construction Enterprise
- Last:Member of diving and salvage industry association and ISU
- Next:Salvage capability and credit evaluation offshore class II Certificate
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What is channel dredging? [2022-05-16]
Dredging is an underwater earthwork excavation project that uses manpower or machinery to dredge, expand or excavate deep rivers, lakes and other waters. For a long time, channel dredging has been an
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Precautions for underwater cutti [2022-05-16]
(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
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Preparation before underwater fi [2022-05-16]
Underwater fishing is dangerous, so it is very necessary to make preparations in advance. Before underwater fishing, please use lifting tools to prepare in advance. Next, follow Xiaobian to understand