英语词汇“mandrel 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	mandrel hanger
释义	mandrel hanger mandrel hanger [′man·drəl ‚haŋ·ər] (petroleum engineering) A device used to provide a liquid- or gas-tight seal (blowout preventer) between oil-well tubing and the tubing head.
随便看	military attaché military authority lire military authorization identification number military automated air traffic system military automatic weather sensor military auxiliary radio system military aviation authority military aviation notice military aviation review military band military bands military bank military banking facility military banking overseas division military ban on homosexuality military barracks military base military base access form military base communications group military bases military bases agreement military battalion military bearing military benefit association military bloc

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