英语词汇“vertical spring-pivot hinge”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	vertical spring-pivot hinge
释义	vertical spring-pivot hinge vertical spring-pivot hinge vertical spring-pivot hinge A spring hinge for a door which is mortised into the heel of the door; the door is fastened to the floor and door head with pivots.
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