“不提钻换钻头”的概念、定义、翻译、参考文献-科学参考

单词	不提钻换钻头
释义	不提钻换钻头 Encyclopedia 理学钻进工艺释 replacing bit without lifting drills不提钻换钻头绳索取心钻进过程中，在不起下钻的情况下，将孔底旧钻头单独或随内管总成一起打捞至地面，并将新钻头单独或随内管总成一起下入孔底进行钻进的作业。
随便看	sociology in America sociology in Britain sociology in France sociology in German sociology in Japan Sociology : Inquiries into the Construction of Social Forms Sociology: Inquiries into the Construction of Social Forms sociology in USSR and East Europe Sociology of Architecture sociology of art sociology of consumption sociology of contemporary education in China sociology of curriculum sociology of dance sociology of development sociology of disaster sociology of education sociology of educational knowledge sociology of education in China sociology of energy sociology of family sociology of globalization sociology of higher education sociology of information sociology of knowledge

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。