摘要
本文论述了电视教材的制作、播出两大系统，讨论了制作播出所有用设备及信号传输系统。
This paper discussed the making and broadcastting television coursebook, discussed the equipment used for making and broadcasting, and signal transmission system.
关键词
摄象系统
播放系统
电视教材
photo picture system
synchronizing
monitor system
editing system
and broadcasting system
