英语词汇“rotary rig”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	rotary rig
释义	rotary rig rotary rig [′rōd·ə·rē ′rig] (petroleum engineering) The collective equipment used with a rotary drill; includes prime movers or engines, derrick or mast, hoisting and rotating equipment, drill pipe, drill collars and bit, and the mud system used to circulate drilling fluid.
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