A staff member introduces a robot for lower limb rehabilitation to a visitor in Beijing, capital of China, May 21, 2019. The 19th National Science and Technology Week is held from May 19 to 26. In Beijing, the main venue of the event, more than 410 major scientific and technological achievements in aerospace, artificial intelligence, information technology and biotechnology are displayed. (Xinhua/Ren Chao)
Highlights of 19th National Science and Technology Week in Beijing
Source: Xinhua| 2019-05-21 22:37:55|Editor: Yamei
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