当今世界已进入到信息时代,传统的信息传播媒介受到了前所未有的严峻挑战,媒体竞争更为激烈,特别是作为传统媒介的广播电视,受到的冲击更大。为此,各家电台、电视台为了争得生存空间,抢占发展先机,吸引受众,纷纷改版、增容、扩大信息量,在高质量、高水准上做文章,大打精品 Nowadays, the world has entered the information age. The traditional information media has been hit by unprecedented harsh challenges and media competition has become more intense. Radio and television as a traditional medium in particular have been more seriously challenged. Therefore, in order to gain the living space, various radio stations and television stations have seized the opportunities of development and attracted the audiences, all of them have been revising, increasing their capacity and expanding the amount of information to make high quality and high standards,