英语词汇“boll-weevil hanger”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	boll-weevil hanger
释义	boll-weevil hanger boll-weevil hanger [′bōl ‚wē·vəl ‚haŋ·ər] (petroleum engineering) A screw-on connector used to connect and seal the lower end of a length of oil-well casing to the next smaller casing string.
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