“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	self-energy correction self energy of electrons self-enforcement mechanism self-enhancement self-equivalence self-established self-operation model of Smart city government self-esteem self-evolution self-excitation self excited conduction self-excited conduction self excited oscillation self-excited oscillation self-excited oscillator self-excited vibration self-exciting point process self-explanatory character self-extinguishing ability self-fertilization self-field self-field magneroplasmadynamic thruster Self-financed Publishing self-financed student Self-financing of township (town) Finance self fluxing alloy

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。