| 单词 | low-frequency cycle |
| 释义 | low-frequency cycle [`lō ´frē·kwǝn·sē `sī·kǝl] METALLURGY In resistance welding, one positive- and one negative-current pulse within a heat time at a lower frequency than the electrical power source. |
| 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。