Ancient shipwrecks yield treasures in the South China Sea

For example, the Long Baseline Positioning System has revolutionized the accuracy of positioning, navigation, and labeling of positions, making mapping underwater terrain more precise. The researchers also used a specialized device to pump and blow the cultural relics and key areas of interest, aiding in the careful extraction and preservation of artifacts from the deep-sea environment. A new kind of submersible enabled the team to precisely extract cultural relics from the seabed, ensuring delicate handling and retrieval of artifacts for further study and conservation.

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