1000-0135
1999 Issue 5
..............page:480
..............page:462
..............page:454
..............page:440
..............page:415
..............page:398
..............page:391
Study on the Law of Scattering Distribution of Scientific Information ——Demonstration Analysis from Document Level to Content Level ( V ):the Graphical Description of Scattering Distribution of Knowledge Unit
ma fei cheng ; chen rui
ma fei cheng ; chen rui
..............page:463-479
Information Service in a Network Environment
fu shao hong
fu shao hong
..............page:455-462
..............page:447-454
Searching and Utilization of the Audio-visual Resources in Internet
chen chuan yi ; yu chuan ming
chen chuan yi ; yu chuan ming
..............page:441-446
Research on Index Database of Information Resources
zhou ning ; lin rong
zhou ning ; lin rong
..............page:435-440
Research and Development of Smart Help
yu tian guo ; wang yong cheng ; yang li ping ; cheng ling
yu tian guo ; wang yong cheng ; yang li ping ; cheng ling
..............page:429-434
On the Function of Carrying Out CIP in China and the Problem It Brings on as well as the Countermeasures
wu chang he
wu chang he
..............page:422-428
..............page:416-421
Retrieval Method of Functional Material by Means of Molecular Formula
li shu zhi ; huang qing
li shu zhi ; huang qing
..............page:411-415
Information Retrieval Technology Research on Trade Mark Database
zhang xue fu ; leng fu hai
zhang xue fu ; leng fu hai
..............page:404-410
..............page:399-403
Evaluation and Analysis of English Search Engines on Internet
wang zhong ; zhou shi bo
wang zhong ; zhou shi bo
..............page:392-398
Optimization of the Retrieval Algorithms by Improving Binary Tree of Query Expression
zhang jing fang ; li zhi hui ; liu xue he
zhang jing fang ; li zhi hui ; liu xue he
..............page:387-391