“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	Liberal theology liberal theology liberal translation Liber Amoris Liberated African Department liberated area education during the war of liberation liberated-area literature Liberated China liberating set Liberating the Coastal Islands of Zhejiang Liberation liberation liberation axiom Liberation Daily Supplement Liberation Front of the Enclave of Cabinda liberation method Liberation of Nanjing Liberation Policy Liberation Publishing House Liberation Rite Liberation Rite of Water and Land Liberation Theology Liberia Liberian-Anglo Treaty Liberian Civil War

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。