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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Steps of underwater exploration [2022-05-16]
1. Underwater search: two search team members in each group enter the water in the order planned in advance. The team member who arrives at the bottom table first must wait until another team member a
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Environmental requirements for u [2022-05-16]
Underwater cutting is another underwater project. With the rapid development of economy, underwater cutting is more and more widely used. What are the environmental requirements of underwater cutting?