Starting from the theory of dissemination,the article makes an analysis of the influence of nonverbal dissemination on the library activities,and lays stress on the utilization of nonverbal dissemination to promote the dissemination of document resources of libraries.

The feature and achievement of present research on computer-mediated speech communication lie in the summary of the form,style and characteristic of computer-mediated speech from an angle of pure linguistics,while those of computer-mediated no-speech communication lie in the analysis of its types and communication functions from an angle of symbol science.

Drawing on firsthand material of the eight countries\' language spread policies and laws,especially the recent trend in their language spread work,this paper indicates that related policies and laws include both flexible aspects,like specialized reports and aid projects to other nations,and rigid aspects,like legislations and regulations.

Starting from the practice of interpersonal linguistic communication, this paper constructs a pattern for the generation of information gap in the course of interpersonal linguistic communication by means of which to discuss the causes for the formation of information gap.