SCI(Science Citation Index)是由美国科学信息研究所(简称ISI)于1 961年创办出版的引文数据库,收录了各学科高质量的研究论文~([1]),代表了各学科领域的世界水平~([2])。目前,公开发表的SCI论文数量和质量,是衡量一个单位或个人学术水平高低的重要评价指标之一。在我国,院士、国家杰出青年科学基金、中国百篇优秀博士论文、创新团队、各种科技奖的评选,到博士点、重点学科、重点实验室的 The Science Citation Index (SCI) is a citation database created and published by the American Institute of Scientific Information (ISI) in 1961 and contains high-quality research papers in various disciplines, [1] representing the world in all disciplines Level ~ ([2]). At present, the quantity and quality of published SCI papers are one of the important evaluation indicators to evaluate the academic level of a unit or individual. In our country, academicians, the National Outstanding Youth Science Foundation, China hundred outstanding doctoral dissertations, innovation team, a variety of awards for science and technology, to the doctoral, key disciplines, key laboratories