colour transmission error 彩色传输误差
transmission colour 透射色
transmission colour of pigment 颜料透射色
colour television relay transmission 彩色电视中继传输
This paper describes the major performance and applications of the PFM (pulse frequency modulation) optical fiber transmission equipment for colour TV programs with two accompanying sound channels.
本文叙述PFM彩色电视双伴音传输设备的主要性能和应用。
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It was sometime before full colour transmission was widespread.
BBC: Pioneering colour photography
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