A child experiences an interesting experiment in Jinan, capital of east China's Shandong Province, May 20, 2017. Various activities are held across China during the 2017 National Science and Technology Week. (Xinhua/Zhu Zheng)
Activities held across China during National Science and Technology Week
Source:Xinhua| 2017-05-20 21:52:26|Editor: Mengjie
KEY WORDS: Science and Technology
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