美国研究公司福里斯特的一份最新报告说，在今后十年内，一种新的电子设备———个人电视录像机，将从根本上改变美国电视网的传统经营模式。电视台提供相对稳定的节目以吸引观众和广告收入，这是５０年来电视业的传统经营方式。但是福里斯特研究公司说，由于个人电视录像... A new report from Forrester, a research firm in the United States, said that in the next ten years, a new type of electronic device, a personal video recorder, will fundamentally change the traditional mode of operation of American television networks. Television stations provide relatively stable programs to attract viewers and advertising revenue, the traditional way of doing business in the television industry for 50 years. But Forrester says that as a result of personal video recording ...