“polycrystalline diamond compact bit”的概念、定义、翻译、参考文献-科学参考

单词	polycrystalline diamond compact bit
释义	polycrystalline diamond compact bit Encyclopedia 工学钻井装备释 polycrystalline diamond compact bitPDC钻头以聚晶金刚石复合片为碎岩元件的钻头。理学孔内钻具释 polycrystalline diamond compact bit金刚石复合片钻头上部镶嵌有金刚石复合片的钻头。
随便看	empirical research method empirical risk minimization empirical scale of temperature empirical scaling relations empirical school of communication empirical sociology empirical software engineering empirical standard deviation empirical temperature scale empirical term Empirical Theology empirical van der Waals correction empirical variance empiric horopter empiricism empiricism of mental development empiricism-pragmatism school empiricism school Empiricist Theories of language acquisition empiric variance empirio-criticism employ Employability employed population employee

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。