“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	representing manifold representing mapping representing measure representing object representing point representing set function representing system repressilator repressilator; gene oscillator repressing upward perversion of qi repression repressive law repressor repressor protein reprint reprint book reprinted edition with the multi-engraved block reprint rate reprod REPROD DOMEST ANIM reproduce of current SI unit reproducer reproducibility reproducibility of information reproducible

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。