S. atsc digital television standard, ATSC detailed terms, the definition of signal, signal standards, signal transmission and audio and video decoding process, and PID data structure and so on.是什么意思_S. atsc digital television standard, ATSC detailed terms, the definition of signal, signal standards, signal transmission and audio and video decoding process, and PID data structure and so on.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句