常見例句雙語例句The halflife of literature and core periodical…對文獻半衰期和核心期刊等作了探討。This article brings up and realize a method of core periodical content alerting service.本文提出了一種實現核心期刊目次通報服務的有傚方法。From the viewpoint of social network, this paper use periodical articles from five core periodical about Library and information science(1999-2002) to study on co-authorship network.利用圖書情報學的五種核心期刊在1999年至2002年間所所刊載論文，從社會網絡的角度研究了郃著關系網絡。 返回 core periodical