This paper states that information management is facing the opportunity and challenge provided by the intellectual economy. Some reforming concepts involving the mode of information management are introduced here. In the age of forthcoming century, in order to improve the work of information management, some advices are put forward in the paper.

Network Library is a model of the digital library.NetLibrary offers the world s largest library of E-book. The E-book is much more powerful than a traditional printed book. NetLibrary organize knowledge is belongs to traditional libraries and network technology. Thus NetLibrary transcend traditional libraries. NetLibrary enable users to do much more - to access,organize, disseminate and utilize all the repositories at their desktops via networks. At any time of day users can read E-book online. Users visiting the NetLibrary site can view book online.

This paper have made an integrate analysis to Xi an JiaoTong University Library LAN, also discribed network software、hardware and software applications.To research how to serve university teachers、students and social service using reservered network resource especialy library s rich information resources.

This paper briefly introduces aspects of wireless LAN which would deeply influence the development of network technology, including its background, communication technology, implementation and IEEE802.11 protocal characteristics at PHY and MAC, its defects and trends are also discussed.

According to the situation in our country, the article introduces how to realize remote catalogue over a computer network through making design by way of Z39.50 and WWW and how to make catalogue system design over a computer network by way of centralizing and decentralizing.

The successful running of library automatization integrated system software lies the most on correct parameter settings. As the main participant in setting up parameters used by INNOPAC which is designed by Innovative Interfaces Inc.of United States and applied by Zhejiang Provincial Library, the authors raise four principles by which the parameters set up, along with contents: practicability, particalarity, friendliness, developing. In this thesis the authors respectively advance concrete view on how to set up system parameters scient ifically, including acquisit ion subsystem , cataloging subsystem , circulating subsystem and OPAC model’s parameter settings. The authors summarized what to attention and the experience in setting up parameters to used for reference.

After discussing the definition, characteristics, development and current condition of the full-text retrieval system, the article introduces the general situation of “Educational Information Full-Text RetrievaI System Based on WWW”, and then analyzes the key components with which the system is implemented.

This paper discusses the principles of a Web-based gateway named wgate, and presents its function design for integrated retrieval of multiple bibliographic systems, and provides an option for development of virtual union catalogues.

This paper discusses the characteristic of full-text retrieval system based on Web, and present a new method of full-text retrieval system based on Web using microsoft index server. So it can overcome the problems of college libraries lacking of retrieval system on Internet.

There are four method of chemical structure information linear notations in common use: IUPAC chemical notation、wiswesser line-formula chemical notation、replacement-nodal-subtractive nomenclature and code、and simplified molecular input line entry system. A comparison study of the four linear notations was conducted here. Thus put forward characteristics of an ideal linear notation.

Chinese Academic Journal(CD)》is the first large commercial journals full-text database in China. The data quality of database is important. It is the key of existence and development of the Academic Journal(CD).This paper introduces basic character of the database and provisions that control data quality of the database.

This paper summarizes three kinds of organization and management technology of multimedia information: expanding the relative database model, object oriented database model and hypertext hypermedia technology. It expounds their principle, analyses their advantages and disadvantages. It also introduces the function and information organization technology of the multimedia database named “The Multimedia Database of Chinese Road and Bridge”.

The education based internet is the one of most important application of the computer technology and network technology in the field of education. Nevertheless the core of developing the education based internet is the design of multimedia system based -web. In this article ,according to the authors` experience of designing the multimedia system based -web of the basis of information retrieval, firstly they give a brief introduction of this system. Then they give a detailed introduction of some problems and techniques which should pay attention to in the practice of designing one of multimedia education system based-web.

articles about CD-ROM research have been retrieved via CBMDisc and Chinese Scientifc and Technic Periodical Database CD-ROM from 1989 to 1998, which have been analysed from the distribution of years,regions and periodicals, author paper number and co-operation, annual distribution of subject content in order to investigate the status,hot point and problems of Chinese CD-ROM research and foresee its development trend.Some suggestions about CD-ROM research and its utilization are also gived.

With the popularization of Internet, there are more and more network information resource of which database information resource is part and parcel. It was since 1970s when China has started to construct the database industry and received some achievements. But on the other hand, some problems, such as database s capacity, involved fields and its service benefit and so on, can t be ignored. So it is important that researching how to quicken the database industry of China in a network environment.

On the basis of the author s practical experiences, this paper discusses the fundamentals and their related questions of the import of the foreign Web-database. In addition, the article concludes the import and access approaches of the foreign Web-database, as well as its further uses and applications.

The library network is the basic construction project applied in the“21l project” in Nanjing University of Science and Technology. The paper in-troduce the objects of netwotk project, the principles of the system design,se-lecting devices and system configuration. Applying theory to practice, the de-signers make some summaries through applying the network prohject.

The high development and popularization of computer information network lead to a series of legal problems, The dissertation discusses the things about the necessity, principle, structure, content and Chinese existing situation of the legislation to computer information network.

This paper introduces the specialized URL database and its building technology, and proposes that the database will be navigation database using automatic tracing software in future.

This paper discusses the challenge of information times to libraries as well as the necessity and stress of libraries marching towards information industry .It also points out that problem of money shortage is the big obstruction of public libraries marching towards information industry and introduces a series of attempts that the Yan Jici Library has done.