“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	Elementary and Secondary Education Act (U.S.A.) elementary arc elementary arithmetic Elementary Astronomical Instrument elementary automaton elementary axiom system elementary beam elementary behavioral science elementary catastrophe elementary catastrophes elementary cell elementary cellular automaton elementary chain elementary characteristic elementary charge elementary circuit elementary class elementary cluster elementary cluster graph elementary collapse elementary column operation elementary column transformation elementary commutative group elementary complex function elementary conjunction

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。