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An aerial photo taken on Aug 13, 2020 shows a view of Shenzhen, South China's Guangdong province. [Photo/Xinhua]
An aerial photo shows a 120-meter breach of an embankment on the Yangtze River in East China's Jiangxi province, June 11, 2020. [Photo/Chinanews.com]
An array is a collection of telescopes and instruments spread over a wide area, working in concert with one another. The SKA is an international effort by 20 countries, including China, to build the world's largest radio telescope using arrays.
Among these projects, construction and installation investment is estimated to reach 124.3 billion yuan, the director added.
An employee monitors the blast furnace at the Zelezara Smederevo, a steel plant in Smederevo, Serbia, Jan 21, 2015. [Photo/VCG]
来源：资阳报