随着社会的发展,科技的日新月异,计算机互联网络已遍及世界,并深入到社会生活的方方面面。异军突起的网络因其传播信息的跨时空超量综合特征以及双向互动功能,被人们称为继报刊、广播、电视之后的“第四媒体”。它给信息的传播方式带来了一场革命性的变化,是根本意义上对传统媒 With the development of society and the ever-changing technology, the computer Internet has spread all over the world and goes deep into all aspects of social life. The rapidly emerging network is known as the “fourth media” after the newspapers, radio and television because of its over-integrated characteristics of time and space as well as two-way interactive functions. It has brought about a revolutionary change in the way information is disseminated. It is fundamental to the traditional media