迅速发展免费收看的地面数字电视广播,符合我国大多数人民群众的利益。结合工作实际,重点阐述了我国数字电视工程的技术要求与服务方向。 The rapid development of terrestrial digital television broadcasting for free viewing is in the interest of the majority of the people of our country. Combined with the actual work, we focus on the technical requirements and service direction of DTV project in our country.