英语词汇black level怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	black level
释义	Definition of black level in English: black level noun Television The level of the picture signal that corresponds to black in the transmitted picture. Origin 1930s; earliest use found in Proceedings of the Institute of Radio Engineers. Definition of black level in US English: black level noun Television The level of the picture signal that corresponds to black in the transmitted picture. Origin 1930s; earliest use found in Proceedings of the Institute of Radio Engineers.
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Definition of black level in English: