“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	sports in modern China sports in pre-Qin sports in Qin，Han dynasties and Three Kingdoms period sports in Revolutionary Base Area sports in Singapore sports in Song, Liao, Jin and Yuan Dynasties sports in Sui, Tang and Five Dynasties sports intellectual property rights sports in Thailand sports in the Democratic People's Republic of Korea sports in the period of the Republic of China sports in Turkey sports in Vietnam sports jounalist/ reporter sports journalism Sports Journalists' Association of the P.R.C. sports land per capita sports law sports legal system sports legislation sports management effect sportsmanship sports market sports marketization sports mascot

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。