“台阶钻”的概念、定义、翻译、参考文献-科学参考

单词	台阶钻
释义	台阶钻 Encyclopedia 工学磨削基础理论释 step drilling tool台阶钻能够将钻孔、扩孔复合为一次进刀加工完成的钻头。又称阶梯钻、宝塔钻。
随便看	penumbral filament penumbral lunar eclipse penumbral magnitude of eclipse penumbral region penumbral wave Penza Penza oblast Penzhou Shandi Penzias, Arno Península de Azuero Península de Yucatán peony family peony grey mildew peony leaf spot peony pattern silk vest Peony Pavilion peony root peony root-knot nematode disease peony seed oil Peony Zhao Zhiqian Peonía People people are my brothers and all things are my friends people are my brothers and all things are my kinds people-centered thought

科学参考收录了854744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。