英语词汇“bottom-hole assembly”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	bottom-hole assembly
释义	bottom-hole assembly bottom-hole assembly [′bäd·əm ¦hōl ə‚sem·blē] (petroleum engineering) That portion of the drilling assembly that extends beyond the drill pipe.
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