“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	Crop Protection crop quality crop quality analysis by remote sensing crop radiation mutation breeding crop resistance crop rotation Crop Science Crop Science Society of America，CSSA Crop Science Society of China，CSSC Crop Science Society of Japan, CSSJ Crop Science Society of the Philippines crop seed testing crop shear crop smart management crop straw carbonization crop straw carbonization engineering crop straw returning crop structure adjustment crop system crop system modeling crop transpiration crop transplanting crop water requirement crop water requirements crop water utilization efficiency

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