Source: Xinhua| 2018-09-18 22:14:08|Editor: Shi Yinglun
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Citizens have a close look at AR globe in Chengdu, southwest China's Sichuan Province, Sept. 18, 2018. Around 18,000 science promotion activities will be held nationwide during the National Science Day which lasts from Sept. 15 to 21. (Xinhua/Jiang Hongjing)?
