| 单词 | diamond reamer |
| 释义 | diamond reamer [`dī·mǝnd ´rēm·ǝr] DESIGN ENGINEERING A diamond-inset pipe behind, and larger than, the drill bit and core barrel that is used for enlarging boreholes. |
| 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。