“水力扩张式封隔器”的概念、定义、翻译、参考文献-科学参考

单词	水力扩张式封隔器
释义	水力扩张式封隔器 Encyclopedia 工学桥塞释 hydraulic expansion packer水力扩张式封隔器通过使胶筒内部压力大于外部压力（即使油管压力大于套管压力）而扩张，封隔油、套管环形空间的封隔器。
随便看	soil pulverizer soil quality soil quality assessment soil quantity evaluation of Chinese materia medica soil radioactive pollution soil reaction soil redox buffer capacity soil redox reaction soil reducing substances soil regionalization soil regionalization in China soil rehabilitation soil-release finishing Soil Remediation soil remediation soil remediation technique soil remote sensing soil replacement soil reservoir soil residual acidity soil residual alkalinity soil resistivity soil resources soil respiration soil restoration

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。