We are increasingly aware that OPAC, which is a main approach to library, can provide more service with the development of digital library.

• 摘要随着数字图书馆的加速发展，OPAC功能的不断加强，人们越来越意识到借助。OPAC可以为读者提供更多的服务，OPAC也成了读者使用图书馆的主要窗口。