“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	pasture pumping implements pasture range plants and forage fed fresh pasture user pasture water deficit pasture water requirement pasture water supply pasturing and soiling forages PAT patagium Pa Ta Shan Jen Patatson National Park System Pilot Site Pat Barker patch patch advertisement patch antennas patchboard patch clamp patch-clamp recording patch clamp recording technique patch cord patch-corridor-matrix model patched conic approximation patched document patchiness distribution of marine organisms patching condition

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。