从用户接口的角度出发 ,论述文献检索系统易用性的表现形式 ,并以科技文献光盘检索系统为侧重点 ,提出与系统易用性密切相关的几项重要评价指标 From the perspective of user interface, this paper discusses the manifestation of the ease of use of document retrieval system and puts forward some important evaluation indexes which are closely related to system usability with the focus of scientific literature CD retrieval system