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Ten photos from across China: Aug 17 - Aug 23

chinadaily.com.cn | Updated: 2018-08-24 06:55
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Scientific researchers check the condition of their large silicon carbide mirror in Changchun, Jilin province, on Aug 21, 2018. The high-precision mirror, 4 meters in diameter, is the latest achievement of a national scientific equipment project. [Photo/Xinhua]

 

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