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Aerial photo taken on Jan. 1, 2020 shows China's polar icebreaker Xuelong 2, or Snow Dragon 2, conducting scientific research on water environment in the Cosmonauts Sea. (Xinhua/Liu Shiping)
China's polar icebreaker Xuelong 2 conducts scientific research in Cosmonauts Sea
Source: Xinhua| 2020-01-02 19:15:05|Editor: ZX
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