“top drive rig”的概念、定义、翻译、参考文献-科学参考

单词	top drive rig
释义	top drive rig Encyclopedia 理学钻机释 top drive rig顶驱钻机采用顶驱结构型式，通过升降系统控制钻压，可接立根钻进的钻机。
随便看	Planners planning planning and administrative licensing of various temporary constructions planning and compensation planning and construction of Luoyi in Western Zhou planning and construction of venues for the 2022 Olympic and Paralympic Winter Games in Beijing planning and design conditions planning and design for forestation planning and design for planting landscape planning and evaluation system planning and management of construction project completion data planning and management of mineral resources planning and programming of construction planning and urban design agency Planning approval for construction land planning brief of scenic regions planning code planning condition planning condition change planning database planning editor planning element planning environmental impact assessment of water resources project and hydropower project planning evaluation planning for Beijing scenic area system

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。