“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	linear-time algorithm linear time-invariant control system linear time-invariant system linear time-invariant systems linear time-varying control system linear time-varying system linear time-varying system stability linear titration linear topological property linear topological space linear topology linear transform linear transformation linear transformation group linear transformation kernel linear transformation model linear transport equation linear transport theory linear trend linear trend extrapolation linear type linear U(J) relation linear unbiased estimate linear unbiased estimator linear U relation

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。