The feed cabin supporting system of China's single-aperture spherical telescope "FAST" is under test in Qiannan of Southwest China's Guizhou province, Nov 21, 2015.[Photo/Xinhua] |
A piece of reflector of China's single-aperture spherical telescope "FAST" is seen as the project is under construction in Qiannan of Southwest China's Guizhou province, Nov 21, 2015.[Photo/Xinhua] |