“复合式钻头”的概念、定义、翻译、参考文献-科学参考

单词	复合式钻头
释义	复合式钻头 Encyclopedia 工学钻井装备释 hybrid bit复合式钻头由聚晶金刚石复合片（PDC）刀翼和牙轮复合而成的钻进工具。又称复合钻头或混合钻头。
随便看	congruent melting congruent melting point congruent modulo m congruent number congruent numbers problem congruent parallelians point congruent points congruent polyhedral angles congruent polynomial congruent segments congruent sets congruent squares point congruent subspace congruent transformation congruent transformation group congruent triangles congruent trihedral angles congruent validity congruity theory congruous congruum congruum problem Congrès Internationaux d’Architecture Moderne Congshu Jicheng Chubian Congtai Qu

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。