单词 | bit breaker |
释义 | bit breaker [`bit ´brāk·ǝr] DESIGN ENGINEERING A heavy plate that fits in a rotary table for holding the drill bit while it is being inserted or broken out of the drill stem. |
随便看 |
|
科学参考收录了103327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。