英语词汇“vacuum printing frame”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	vacuum printing frame
释义	vacuum printing frame vacuum printing frame [′vak·yəm ′print·iŋ ‚frām] (graphic arts) A frame employed in the graphic arts to keep materials flat or to keep them in absolute contact with one another; the frame is useful in making positives, contact prints, screened tints, and plates.
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