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Chinese research vessel conducts operation in South China Sea

Xinhua | Updated: 2017-07-25 20:23
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Photo taken on July 25, 2017 shows shells collected by the unmanned submersible "Faxian". "Faxian" aboard Chinese research vessel "Kexue" conducted an operation to detect a cold seep in the South China Sea and collected lots of biological samples such as shrimps and shells.[Photo/Xinhua]

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