“防磨减扭装置”的概念、定义、翻译、参考文献-科学参考

单词	防磨减扭装置
释义	防磨减扭装置 Encyclopedia 工学定向井工具释 anti friction and torque device防磨减扭装置依靠内套和本体的摩擦旋转代替钻柱接箍和套管内壁的硬摩擦旋转，实现降低钻柱扭矩的器械。
随便看	relative K_1-group relative kinetic energy relative length closing error of traverse relative link relative luminance factor relative luminosity factor relatively Abelian field relatively Borel set relatively boundary relatively bounded space relatively closed relatively closed set relatively compact relatively compact set relatively compact space relatively compact subset relatively complemented lattice relatively conjugate complex relatively conjugate ideal relatively conjugate number relatively consistent relatively convergent relatively convex relatively cyclic field relatively dense set

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。