Construction of 皇冠体育app's mega radio telescope enters final stage
(Xinhua) Updated: 2015-11-22 09:42
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皇冠体育app's single-aperture spherical telescope "FAST" is seen under construction in Qiannan of Southwest 皇冠体育app's Guizhou province, Nov 21, 2015.[Photo/Xinhua] |
