英语词汇“photometer head”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	photometer head
释义	photometer head Science noun The part of a photometer by means of which the comparison or measurement is effected. Origin Late 19th century; earliest use found in Proceedings of the Royal Society of London.
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photometer head