英语词汇“bent sub”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	bent sub
释义	bent sub bent sub [′bent ‚səb] (petroleum engineering) A short cylinder installed in the drill stem between the lowest drill collar and the downhole turbodrill to deflect the turbodrill from vertical in order to drill a directional hole.
随便看	digitate impression digitate impressions digitately digitate wart digitation digitationes hippocampi donnot donny donnybrook donnybrook (disambiguation) donnybrook fair donnybrooks donny, the misses donny who loved bowling donné donnée dono donoacs dono dedit dono dedit dedicavit do no favors do no favours do no good do no harm donoho, johnstone, kerkyacharian and picard

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