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时间:2021-02-28 来源:888am集团登录入口 浏览量 21890 次
本文摘要:beijingranksinfirstplaceinalistofcitiesthatproducedthemosthigh-qualityresearchin 2017, andnineotherchinesecitiesmadetheterm accordingtothenatureindex 2018 science cities, asupplementofthebritishscientificjournalnature认为,published last Thursday .在上周四发表的英国科学期刊《大自然》刊登《2018大自然指数-科研城市》显示,北京在2017年高thelistsortedoutandranked 200 citiesworldwidebytheir 2017 fractional count, ametricfortheshareofcontributionstotheauthorshipofarticlesin 82 high-qualityresearchjournals .本排名基于2017年世界200个城市的科研分数To calculate the fractional count,allauthorsareconsideredtohavecontributedequallytothearticle.themaximumcombinedfractional所有文章the 2017 fractionalcountforbeijingreached 2,143.53,topping the list .北京在2017年超过2143.53名列第一。

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beijingranksinfirstplaceinalistofcitiesthatproducedthemosthigh-qualityresearchin 2017, andnineotherchinesecitiesmadetheterm accordingtothenatureindex 2018 science cities, asupplementofthebritishscientificjournalnature认为,published last Thursday .在上周四发表的英国科学期刊《大自然》刊登《2018大自然指数-科研城市》显示,北京在2017年高thelistsortedoutandranked 200 citiesworldwidebytheir 2017 fractional count, ametricfortheshareofcontributionstotheauthorshipofarticlesin 82 high-qualityresearchjournals .本排名基于2017年世界200个城市的科研分数To calculate the fractional count,allauthorsareconsideredtohavecontributedequallytothearticle.themaximumcombinedfractional所有文章the 2017 fractionalcountforbeijingreached 2,143.53,topping the list .北京在2017年超过2143.53名列第一。thetableaccompanyingthelistalsoshowsthatauthorsinbeijingproduced 4。396 articles in 82 high-qualityresearchjournalsandaccountedfor 23.5 percentofthepaperspublishedbychinaonthesejournals .此排行榜的另表也显示However,otherchinesecities-- likenanjingat 12 th place, Wuhan at 19 thandguaghouat 25th-- arerisingrapidlyinscients resultinginthedecliningshareofbeijinginchinasoutputforsixconsecutiveyy shanghaiatseventhistheotherchinesecityamongthetop 10.hong kong,Hefei,Hangzhou,tianjinandchangchunwerealsorankedbed香港,合肥,杭州。


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