n.电视广播课程
Video a ssigner is video matching equipment of amusement, telecourse and monitor etc system. 视频分配器是娱乐、电教、监控等系统的视频匹配设备。
Along with the traditional education in classroom, we also saw the application of correspondence course, such as tape and video courses, telecourse and E-learning which based on Internet. 在进行传统的课堂教学的同时，我们看到函授课程的运用:录音带和录像带课程、电视课程，以及最近以互联网为基础的远程教育。
