广播电视是本世纪诞生并蓬勃发展起来的现代化大众传播工具,它综合运用现代化的信息传播手段,将各种可听可视的声音和图像节目传送到听众或观众家里。在当今世界上,广播电视的发展规模和水平,巳成为衡量一个国家发达程度的标志之一。近年来,我国的广播电视事业有了很大的发展,到1987年底,全国已有广播电台386座,中、短波广播发射台和转播台 Radio and television is a modern mass media tool that was born and flourished in this century. It uses modern means of information dissemination to deliver audible and visual audio and video programs to listeners and audiences. In today’s world, the scale and level of the development of radio and television have become one of the hallmarks of a country’s level of development. In recent years, China’s radio and television industry has made great progress. By the end of 1987, there have been 386 radio stations, medium and short wave radio transmitting stations and relay stations nationwide