“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	Newton polyhedron Newton potential Newton problem Newton-Raphson algorithm Newton-Raphson fractal Newton Raphson method Newton-Raphson method Newton relation Newton ring Newton second law Newton series Newton's first law Newton, Sir Isaac Newton's law of motion Newton's laws of motion Newton slope Newton's method Newton's rings Newton's second law Newton's third law Newton-Stirling formula Newton theorem Newton third law Newton three-eighths rule Newton three laws of motion

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。