英语词汇“standard optical position centre”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	standard optical position centre
释义	standard optical position centre centre, standard optical position A reference point specific to each spectacle lens shape. The standard optical position is on the vertical line passing through the boxed centre, and is at the boxed centre. See boxing centre; boxing system.
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standard optical position centre