Abstract:

Web20, as a new concept, has great impact on the business of libraries This paper serves as a thorough introduction to the machinereadable cataloging methods of standard document resources under the concept of Web20 Subsequently it shows how to make use of the China machinereadable catalogue(CNMARC) fields to reveal the basic features of standard document resources by giving the example of Beijing University of Posts and Telecommunications Library Finally, it proposes an improved principle of indexing, which is intended for making searching easier  

Key words: Web20 concept; , standard document； machinereadable catalogue； indexing