英语词汇“aperture disk”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	aperture disk
释义	aperture disk aperture disk [′ap·ə‚chər ‚disk] (engineering) A disk with a small round opening used in a densitometer to vary the amount of light or the area to be measured.
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