“钻具组合”的概念、定义、翻译、参考文献-科学参考

单词	钻具组合
释义	钻具组合 Encyclopedia 工学钻具组合释 hole assembly钻具组合为安全、高效钻井，下入到井眼中的若干种钻具组成的管柱串。理学钻进工艺释 drilling assembly钻具组合根据不同钻进方法或工艺需要，选配连接的孔内钻杆钻具的组合。
随便看	iron hat Iron-Helmet Prince Iron Hoops of Wheel Axles from Han Dynasty Tomb at Mancheng iron hypothesis iron implements in the Han Dynasty ironing ironing board ironing machine ironing mold ironing stool iron isotope hydrogeology iron law of oligarchy iron loss ironmaking ironmaking blast furnace iron-making machinery ironmaking process with oxygen-enriched coalnjection Iron Making Site at Liguoyi Iron Making Site at Wafangzhuang Ironman World Championship iron meteorite iron mineral flotation Iron Mirror of Pediatrics iron-molybdenum-sulfur cluster compound Iron Monopoly Office

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。