“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	Dance Squad of Picking Red Lotus dance structure genres in musicals dance style Dances with Wolves dance tachui dance theater dance therapy dance tower monument of Erxian palace, Zhongping village, Gaoping Dance Troupe of Publicity Team under General Political Department of Northeast Democratic Allied Forces Dance with the Bowl on Head Dance With the Straw Hat Dancheng Xian Dancing and Sing Dancing Crane by Ni Yuanlu Dancing Diva Dancing During the Lantern dancing girls dancing girls in the Mongolia army dancing girl Yao dancing graded examination dancing lion Dancing under the Moon Dancing with the Virtual Dervish: virtual bodies dancology Danda

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。