“钻具组合”的概念、定义、翻译、参考文献-科学参考

单词	钻具组合
释义	钻具组合 Encyclopedia 工学钻具组合释 hole assembly钻具组合为安全、高效钻井，下入到井眼中的若干种钻具组成的管柱串。理学钻进工艺释 drilling assembly钻具组合根据不同钻进方法或工艺需要，选配连接的孔内钻杆钻具的组合。
随便看	The Memorial Museum of the 129th Division of Eighth Route Army The Memorial to Zhou Enlai and Deng Yingchao the Memory of World Program theme music the mental health of children the mental health of middle age the mental health of old age the mental health of youth theme of drama theme park theme plaster theme post office theme publishing The Merchant of Venice The Merck Veterinary Manual，MVM the mercury clock of the Libros del Saber theme reading room The Meridian Encyclopedia of Zhou Surname The Meridian of War The mermaid The Merry Widow The Messingkauf Dialogues the MET the meta-communication theory of play the metaphor of chemical compounds

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。