“钻头选型”的概念、定义、翻译、参考文献-科学参考

单词	钻头选型
释义	钻头选型 Encyclopedia 工学钻井装备释 bit selection钻头选型以快速、安全、经济钻井为目标，根据井眼尺寸、地层岩性和钻井参数等确定钻头类型的过程。
随便看	passive backplane passive boundary point passive building energy saving technology passive bursting technology passive cavity passive collection technology for groundwater pollution passive constraint passive continental margin passive continental margin basin passive control passive cooling passive cryptanalyst passive detection and location devices passive detector passive device passive dictionary passive diffusion passive dosimeter passive electrical property passive electronic jamming passive emergency culture passive evolution passive field passive forgetting passive fuel cell

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。