Academic exchange cost refers to the total amount of cost incurred in the academic exchange unit during a specific period.

According to cognitive result criterion and cognitive capacity criterion, we evaluate the effects of academic exchange.

By analyzing the academic exchange mechanism of the institutional repository,this article establishes an open access-based network structure for academic exchanges.

Open Access is the result of the evolution of academic exchange mechanism and it has been approved by the governments of many countries.

The Construction of Library s Multi-function Academic Communication Platform——An Example of University Town Library of Shen Zhen;

How do sci-tech journal editors promote academic communication;

The Theory and Practice of Academic Communication in Establishing Learning Type Hospital;

In the resent years,a new scholarly communication mode——Institutional Repository(IR)has been emerging and is playing a more and more important role with the development of open access movement.

Then, by studying how the libraries take measures to resolve the crisis of scholarly communication, the paper analyzes its practical reasons.

From the point of quantity,the paper explores the situation in which the scholars utilize the Internet resource during the course of scholarly communication.

Academic exchanges has promoted the development of the cause of agricultural library;

spread scientific knowledge, promote academic exchanges as well as bring about the prosperity of science & technology and economv Meanwhile, he points out that the journal work is an important one of our college s jobs.

It offers a theoretical elaboration of six aspects which are as follows; expansion of basic theory research realm; gradual maturity of digitalized library; introduction of various analyzing methods; extension of theoretical visions; growing scale of academic exchanges; and gradual perfection of disciplinary set - up.