Abstract Three key points are described in this paper.(1)Background and concept of a prototype of digital library(DL)model in Shanghai Jiao Tong University(SJTU).There are five modules for the DL featuring digitized media,large capacing of information storage and management,quick access,fast transfers,privilege and protection of copyright;(2)Architecture of a prototype of DL in SJTU including topological architecture of campus and library network,network backbone in library and an environment of hardware and softw are; (3)Digital library services and agents,which provide digitized special collections in libraries, online commercial electronic publications and free resource sharing on Internet by uniform interface for users.

Based on the application of Totals acquisition subsystem in Chengdu Documentation and Information Center of CAS,this paper summarizes the significance of constructing this subsystem and its effects on acquisition,catalogue,circulation,coordination of regional cooperative acquisition and holdings development. It also hopes that the functions of this subsystem especially handling the standing order and the order form will be further improved in the new integrated library automation system.

This paper discusses the ways to make full use of the functions of Totals acquisitions subsystem in helping policy making for book selection and in handling different sources and various kinds of books while books are checked before acceptance.

This Paper takes Guilin Library as an example,introducing the experience in establishing library computer based documents and information retrival Intranet by using commutative ethernet and discusses the technological choices in the construction of library computer intranet,the application of Internet technology in Intranet,and its functions of constructed Intranet.

The article discusses 4 topics:1.The development environment of programming CGI 2. Relationship between environment for developing CGI and FORM 3.User friendly of retrieval software based on CGI 4.Management of users in retrieval software based on CGI.

This Paper briefly introduces the content,structure,interface,and retrieval functions of the NATO AGARD CD ROM database. Also the reusage of the database is disussed based on our practical experience.

After introducing and analyzing the post controlled vocabulary table and Single Chinese Character Retrieval System,the paper proposes a solution of post controtlled vocabulary table based on subject thesaurus to make up its several deficits.It also poins out that the method is more suitable for the small and professional retrieval system.

Thew ay to browse through and search biological medicine information by WWW access mode and telnet as well as the classification and utilization method biological medicine informat ion on Internet are presented in the paper.

With the development of the databases,the protection of the intellectual property right is becoming more and more important. This article attempts to introduce the status quo and basic priciples of database intellectual property right protection and also discusses some problems emerging in intellectual property right protection. The author raises some suggestions to enhance intelluctual property right protection for database.

This paper introduces the networking CD-ROM database retrieval system on Novell platform,expounds configuration of hardware and software,network topology,CD-ROM network installation and implementation.The system feature and function are introduced.Finally the paper puts forward the method of improving network function.

This paper introduces various security measures for WWW server in computer network in order to make information resources used effectively and safely.

In view of the fast development of Web technology,this article puts forward the inevitability and necessity of Web Based Training (WBT). Explains the concept and advantages of WBT, analyzes the problems in the designing of WBT and points out that WBT could be used in many field,especially in online retrieval systems.

On the basis of retrieval practice on the Internet,the article introduces the state of information resource relating to disabilities and rehabilitation and raises suggestions on how to make use of them.

This paper introduces the structural features of ICOLD abstract database,and its development and uses.It also illustrates with two examples.

The characteristics of the CAPSXpert electronics device database are introduced in this paper,and the basic retrieval methods of using the CAPSXpert database are described.

In view of the problems in the Internet access this author says a few words about his personal experiences in this line discussing the techniques of ways of network connection,home page design,information service and Web site navigation.

This article introduces the formation of a CD-ROM network retrieval system,its basic facilities and retrieval software.Based on ready-made techniques,the network is established with the characteristics of economy,practicality and easy spread.

This paper described how to check bibliographic data errors by software under GDLIS.