“step drilling tool”的概念、定义、翻译、参考文献-科学参考

单词	step drilling tool
释义	step drilling tool 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	general linear hypothesis general linear Lie algebra general linear method general linear model general line for the transition period General Literature Newspaper general logic general lower derivative generally labeled compound generally recursive function generally valid formula general magnetic field general management method General Management Theory General Manager general manager of a troupe general map content design General Map of China general mathematics general mean general mechanical engine general mechanics general medical practice general merchandise store general method

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