请输入您要查询的字词:
单词
套管扶正器
释义
套管扶正器
Encyclopedia
工学
套管程序
释
casing centralizer
套管扶正器
安装在套管本体上,能够使套管居于井眼中心,用以减小套管下放时的阻力和发生黏卡,有利于提高水泥浆的顶替效率和水泥环厚度分布均匀的装置。
随便看
state of ionization
state of matter
state of motion
state of neuron
state of order
state of polarization
state of qigong
state of unitary system
state of war
state-operated industry
state operator
state organism theory
state-owned asset management system
state-owned assets administration law
state-owned assets income
state-owned assets investment company
state-owned assets operating companies
state-owned bookstore
state-owned capital
state-owned capital holding company in China
state-owned capital investment income
state-owned capital management
state-owned capital operating budget
state-owned capital operating income
state-owned economy strategic adjustment
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:2025/11/6 13:39:40