“hydraulic expansion packer”的概念、定义、翻译、参考文献-科学参考

单词	hydraulic expansion packer
释义	hydraulic expansion packer 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	somatogenesis somatoid somatoliberin somatomammotropin somatomedin somatoneme somatoplasm somatopleura somatosensory association area somatosensory cortex somatosensory evoked potential somato-somatic synapse somatostatin somatosympathetic reflex somatotherapy somatotropic cell somatotropin somatotype Sombrero galaxy Sombrero Hat galaxy Some Features of Film Art in Expression Form Some Guidelines on the Political Life of the Party in the New Situation Someone Someone to Miss Some Opinions on Deepening the Reform of Cultural System

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。