Faced with the trend of decline of the precent broadcasting language, some experts concerned advocate again the principle the "The language should be fluently to read and attractive to hear", while others believe "That the language should put more emphasis on elegance, lasting appeal, lushness, freshness and personnal.

The teacher\'s teaching language is interconnected with the broadcasting language.

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.

Media language, especially broadcast language has very important influence on social language and the direction of national culture.

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.