【摘要】 从基本情况、收录范围、检索功能、输出形式、用户界面、网上服务等比较分析我国三大光盘数据库,并对其存在的缺陷提出了改进建议。更多还原

【Abstract】 Analyzes the comparision and research of three CD-ROM databases in respects of content including range,search function,output form,system requirement and online service. Meanwhile, the main problems and objective evaluation are given. Suggestions are put forward for users and manufacturers as well.更多还原