| 单词 | back pressure |
| 释义 | back pressure [`bak ´presh·ǝr] MECHANICAL ENGINEERING Resistance transferred from rock into the drill stem when the bit is being fed at a faster rate than the bit can cut. MECHANICS Pressure due to a force that is operating in a direction opposite to that being considered, such as that of a fluid flow. |
| 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。