【美国版】Science – 7.06.2019

Science – 7 June 2019
English | 132 pages | True PDF | 42.3 MB


Science is the academic journal of the American Association for the Advancement of Science and is considered one of the world’s most prestigious scientific journals. The peer-reviewed journal, first published in 1880 is circulated weekly and has a print subscriber base of around 130,000. Because institutional subscriptions and online access serve a larger audience, its estimated readership is one million people. 

科学是美国科学促进会的学术期刊,被认为是世界上最负盛名的科学期刊之一。1880年首次出版的同行评审期刊每周发行一次,印刷版用户基数约为130,000。由于机构订阅和在线访问服务于更多的受众,其估计读者人数为100万。

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