“刮刀钻头”的概念、定义、翻译、参考文献-科学参考

单词	刮刀钻头
释义	刮刀钻头 Encyclopedia 工学钻井装备释 drag bit刮刀钻头以刮削方式破碎井底岩石的、带有刮刀片的钻头。
随便看	Gatekeeper Theory gatekeeper theory gate-last process gate level measuring instrument gate pulse gate rotor gates Gates of the Arctic National Park and Preserve Gate Theatre gate tower gate turn off thyristor gate drive circuit gate voltage gateway Gateway Arch National Park gateway city gateway daemon gateway daemon, gated Gateway of Sun gateway®-compatible binary vector Gathas of Three Affirmations in Mūlamadhyamakakārikā gather gathering gathering agriculture gathering crowd Gathering of Heroes

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