一 最近几年,在我国广播电视系统内,电视台和有线网的关系变得越来越复杂、越来越微妙。自从20世纪90年代以来,广电网大范围铺设,逐渐成为电视信号传输主渠道。据统计,全国现已拥有一亿有线电视用户。按每户3.6人计算,全国约有3.6亿、占28％的居民是通过有线网络来收看电视节目的。这种变化也使原来电视台节目通过微波送到观众家 In recent years, in China’s radio and television system, the relationship between television stations and cable networks has become more and more complicated and subtle. Since the 90s of the 20th century, a wide range of radio and television network laying, has gradually become the main channel for television signal transmission. According to statistics, the country now has 100 million cable subscribers. Calculated at 3.6 per household, there are about 360 million people in the country, accounting for 28% of the residents who watch television programs over a wired network. This change also makes the original television program sent to the audience through the microwave