ＳＥＴＴＯＰＢＯＸ简介河南财经学院李怀强目前人们普遍拥有和使用的电子信息设备主要是电话、电视和计算机等，这些设备各有优势，但都远远不能满足人们要求。例如，电话提供了人与人之间声音的沟通服务，但功能过于单一；计算机可提供多种应用，而且使用者能以人机交... SET  TOPBOX profile Henan University of Finance and Economics Li Huaqiang At present, people generally have and use of electronic information equipment is mainly telephone, television and computer, these devices have their own advantages, but are far from meeting people’s requirements. For example, the phone provides voice communication services between people, but the function is too simple; the computer can provide a variety of applications, and the user can man-machine ...