“纯钻时间”的概念、定义、翻译、参考文献-科学参考

单词	纯钻时间
释义	纯钻时间 Encyclopedia 理学钻探技术经济指标释 net drilling time纯钻时间在工作中的钻机、钻头在孔底破碎岩石向下钻进开始至钻头脱离井底的时间。
随便看	minor-lobe solid angle minor maintenance minor merger minor odes of Zhou kingdom Minor Odes Society minor of a determinant minor of a graph minor of a matrix minor of a matroid minor of order n minor orders minor planet minor planet adherence minor planet, asteroid Minor Planet Center minor-planet family minor premise Minor Prophets minor renal calix minors minor salivary glands minor sector minor segment minor segment of a circle minor's right to development

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。