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

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	pohlmann, robert pohln pohl test pohlé air lift pump pohm pohmelfs pohms pohnpei pohnpei, caroline islands, micronesia - pohnpei international pohnpei island pohnpei state pohnpei state, federated states of micronesia pohnpei utilities corporation pohp pohr pohs po hsing-chien poh tiong choon logistics ltd. pohutukawa poi poia poiarkovo poiarkov, vasilii poiarkov, vasilii danilovich poiasovyi kamen

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