Press conferences held during Summer Davos Forum in Tianjin
Source: Xinhua| 2018-09-19 20:34:23|Editor: ZX
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Mariette DiChristina, editor-in-chief of Scientific American of the United States, speaks at a press conference on "the Top Ten Emerging Technologies" during the Summer Davos Forum held in Tianjin, north China, Sept. 19, 2018. (Xinhua/Yue Yuewei)
