“活钻头”概念、定义、翻译-科学时代

单词	活钻头
释义	矿业工程技术词汇手册活钻头 bottoming bit；detachable bit
随便看	earth induction earth inductor earth infrared radiation factor earthing earthing earthing earthing earthing branch earthing brush earthing conductor earthing conductor earthing contact earthing main earthing reactor earthing relay earthing resistance earthing switch earthing system earthing system earthing transformer earthing up earth insulation earth jack earth lead earth leakage

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。