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美高梅娱乐官网

By ZhaoZijun | 中国兰州网 | Updated: 2018-12-26 10:03
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As is learned the other day from Lanzhou Science and Technology Bureau that, in Nature Index 2018 — Science Cities, the recently issued supplement of Nature, the world famous journal that a list of global top 200 science research cities was released. Lanzhou ranks 91st and is the 19th among those listed of China.


“Nature index” is formed on the basis of information of universities and research institutions, collected from the papers published in 82 top academic periodicals in the world (68 before June 2018), including the quantity of papers and information of authors. Three measurement methods were adopted: counting of paper quantity, counting of scores and counting of weighted scores.

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