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4.彩色电视的主要设备和器件设备和器件是彩色电视的物质基础,对彩色电视播送质量起着决定性作用,在彩色电视发展史上起了较大作用的设备、器件有: (1) 五十年代初,NTSC制赖以实现的
4. The main equipment and devices for color TV The equipment and devices are the material basis of color television and play a decisive role in the quality of color television broadcasting. Devices and devices that have played a significant role in the development of color television are as follows: (1) Fifty The early NTSC system to achieve