“hole assembly”的概念、定义、翻译、参考文献-科学参考

单词	hole assembly
释义	hole assembly 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。
随便看	cyclic determinants cyclic difference set cyclic displacement cyclic double-sweep cyclic electron flow cyclic electron transport cyclic element cyclic enzymatic amplification method cyclic equation cyclic extension cyclic extension field cyclic extension group cyclic extension of a group cyclic factor set cyclic field cyclic form cyclic frequency cyclic function cyclic gas injection in condensate gas reservoir cyclic graph cyclic group cyclic group C1 cyclic group C10 cyclic group C11 cyclic group C12

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。