“固井胶塞”的概念、定义、翻译、参考文献-科学参考

单词	固井胶塞
释义	固井胶塞 Encyclopedia 工学套管程序释 cementing plug固井胶塞由钢丝和环状本体组成，安装在套管外壁，下套管时，用来刮削井壁的泥饼，从而提高水泥环胶结质量的装置。
随便看	finite nilpotent group finite norm finite normalizing extension finite number finite object point finite open covering finite order finite ordinal finite ordinal number finite parameter finite part finite partial geometry finite partition finite permutation group finite plane finite point finite polyhedron finite population finite population correction finite potency finite potential well finite presentability finite presentation finite prime divisor finite probability space

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。