“顶部驱动钻井装置”的概念、定义、翻译、参考文献-科学参考

单词	顶部驱动钻井装置
释义	顶部驱动钻井装置 Encyclopedia 工学钻井装备释 top drive drilling equipment顶部驱动钻井装置动力从井架的顶部直接驱动钻具进行旋转钻进，并能完成多种钻井操作的钻井装置。又称顶驱或顶驱装置。
随便看	fish fecundity fish feeding fish feeding intensity fish feeding migration fish feeding rhythms fish fillets fish finder fishfinder fish food coefficient fish freshness inspection fish friendly hydroturbine fish fullness fish galvanotaxis fish genital gland indices fishgrading machine fish graph fish growth equation fish growth pattern fish growth rate fish gutting machine fish gynogenesis fish headcutter fish head kidney fish hypoxia adaptation fish immuneorgans, tissues and cells

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。