“vertical interval reference”的概念、定义、翻译、参考文献-科学参考

单词	vertical interval reference
释义	vertical interval reference [`vǝrd·ǝ·kǝl ¦in·tǝr·vǝl `ref·rǝns] ^ELECTRONICS A reference signal inserted into a television program signal every ¹/₆₀ second, in line 19 of the vertical blanking period between television frames, to provide references for luminance amplitude, black-level amplitude, sync amplitude, chrominance amplitude, and color-burst amplitude and phase. Abbreviated VIR.
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