请输入您要查询的字词:
单词
drilling chemical
释义
drilling chemical
Encyclopedia
工学
钻井用化学品
释
drilling chemical
钻井用化学品
在油气钻井和固井过程中,为加快钻井速度、提高效率、保证钻井安全和提高固井过程中水泥环质量、降失水和防气窜等所使用的化学品。
随便看
rank of a set of vectors
rank of a singular point
rank of a space
rank of a subset
rank of a system of equations
rank of a system of vectors
rank of a tensor
rank of a transformation
rank of a valuation
rank of a vector bundle
rank of a vector space
rank of a web
rank of commensurability
rank of death cause
rank of indefiniteness
rank of the elliptic curve
rank of the group of units
rank of the people's police
rank of water resources and hydropower projects
rank-one method
rank order
rank order correlation coefficient
rank order estimation
rank-order method
rank order statistic
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/10/26 17:21:58