“picture carrier”的概念、定义、翻译、参考文献-科学参考

单词	picture carrier
释义	picture carrier [`pik·chǝr ´kar·ē·ǝr] ^{COMMUNICATIONS} A carrier frequency located 1.25 megahertz above the lower frequency limit of a standard National Television Systems Committee television signal; in color television, it is used for transmitting color information. Also known as luminance carrier.
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