“努力办好广播,为全中国人民和全世界人民服务。”毛泽东主席在1965年为人民广播事业创办20周年的题词,深刻地阐述了广播的内涵。新兴的传播方式从电话的问世到留声机的发明乃至钢丝录音机的实际应用,模拟记录、数码录音乃至以光学为载体的磁光盘的出现,以无可辩的事实向世人 “Efforts should be made to do a good job of broadcasting so as to serve the entire Chinese people and people all over the world.” Chairman Mao Zedong’s inscription on the 20th anniversary of the people’s broadcasting in 1965 profoundly expounded the connotation of broadcasting. The emerging mode of transmission From the advent of the telephone to the invention of gramophone and the practical application of wire-tape recorders, analog recording, digital recording and even the emergence of optical-based magneto-optical disk, to the world