简要介绍上海交通大学数字图书馆雏型产生背景和概念模型，它包括五个模块：各种载体数字化，大容量数据储存和管理，数据访问，数字化资料传递，权限管理和版权保护；上海交通大学数字图书馆雏型的体系结构包括网络拓扑结构、主干网的缚线系统和硬软件环境等；ＳＪＴＵＤＬ的实用服务模式由数字化图书馆的特种馆藏，商用网上联机电子出版物和Ｉｎｔｅｒｎｅｔ文献信息资源三部分组成，将用一个统一的界面向读者提供服务 This paper briefly introduces the background and conceptual model of prototype generation of digital library in Shanghai Jiaotong University. It includes five modules: various carrier digitalization, large-capacity data storage and management, data access, digital data transfer, rights management and copyright protection. Shanghai Jiao Tong University Digital library prototype architecture includes network topology, the backbone of the cable system and hardware and software environments; SJTUDL practical service model by the digital library special collections, commercial online online electronic publications and Internet literature information resources three Part of the composition, will use a unified interface to provide services to readers