“孔底动力钻具”的概念、定义、翻译、参考文献-科学参考

单词	孔底动力钻具
释义	孔底动力钻具 Encyclopedia 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	The Joint Conference of Kuomingtang and the Communist Party the joint method of agreement and difference The Joint Office of New Publishing Industry The Journal of Academic Librarianship The Journal of Artificial Societies and Social Simulation The Journal of Commerce The Journal of Egyptian Archaeology The Journal of Mathematical Sociology The Journal of Modern African Studies The Journal of Renaissance The Journal of Roman Studies The journal of the agricultural association of China The Journal of the Chinese Engineering Society The Journal of the Japan Association of Chinese Language Education The Journal of the Learning Sciences The Journey to India The Joy Luck Club The Joy of Spring The Joy of the Immortal Realms The Joys of Motherhood The Judgement of the Dead by Osiris The Judgment Document of All Provincial Courts The Judicature Act 1873 the Junggar war The Jungle

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。