通过对美国EI光盘数据库(以下简称EI数据库)的检索,查出2001年被EI数据库收录的中国科技期刊共有113种(详见本期“统计与排序”栏的“2001年美国《工程索引(EI)》光盘数据库收录中国科技期刊表”),比文献[1]所述2000年统计的110种增加了3种。这样,1988～2001年间被EI光盘数据库收录的中国科技期刊总数达到了198种。其中,2001年收录的论文数达到了9346篇,比2000 Through the search of EI database in the United States (hereinafter referred to as EI database), 113 Chinese science and technology journals were collected in the EI database in 2001 (for details, please refer to “2001 USA” in the column of “Statistics and Ranking” in this issue) The Index of Engineering (EI) CD-ROM contains Chinese Science and Technology Periodicals "), three more than 110 kinds of statistics in 2000 [1]. In this way, the total number of Chinese sci-tech journals indexed by EI CD-ROM database from 1988 to 2001 reached 198. Among them, the number of papers included in 2001 reached 9346, more than 2000