“downhole motor”的概念、定义、翻译、参考文献-科学参考

单词	downhole motor
释义	downhole motor Encyclopedia 工学钻井装备释 downhole motor井下动力钻具连接在钻铤与钻头之间，随钻柱一起下入井底，驱动钻头旋转破岩的动力机。又称井下马达。理学钻具释 downhole motor孔底动力钻具位于钻柱下部，由钻井液（循环介质）或电力驱动，实现回转、冲击碎岩的钻具。
随便看	transverse effect transverse electric mode transverse electric mode, TE mode transverse electric wave transverse electric wave, TE wave transverse electromagnetic mode transverse electromagnetic mode, TEM mode transverse electromagnetic wave transverse electromagnetic wave, TEM wave transverse energy transverse expansion transverse field transverse flow transverse flux motor transverse foliation transverse gallery transverse gauge transverse heat conduction transverse homoclinic point transverse intersection transverse invariant measure transverse isotropy transversely excited atmospheric gas laser transversely excited mode transversely heated graphite atomizer

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