互联网不仅是一个信息资源种类繁多且覆盖面广泛的巨大信息库,也是人们共同工作、学习、生活的空间,网络上的各种活动和资源已经构成了一个网络社会。网络社会信息活动内容丰富,网络信息活动主体之间存在着错综复杂的关系。运用链的理念来审视,网络社会中存在着形形色色的信息链;从生态学角度来看,这些链可以 The Internet is not only a huge and extensive information base with extensive coverage but also a space for people to work, study and live together. Various activities and resources on the Internet have formed a network society. The network social information activities are rich in content, and there are intricate relationships between the subjects of network information activities. Using the concept of chain to look at, there are all kinds of information chain in the network society; from the ecological point of view, these chains can