游动泵筒
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travelling barrel pump 游动泵筒式深井泵
rod travelling barrel pump 泵筒游动的杆式泵
travelling barrel rod pump 游动泵筒杆式泵
travelling barrel subsurface pump 动筒式抽油泵
·2,447,543篇论文数据，部分数据来源于NoteExpress
CYBS series anti sand travelling barrel rod pumps were used on 4 Wells in Wennan Oilfield to test their performance of sand control and slush pumping.
采用CYBS系列动筒式防砂卡抽油泵，在文南油田不同井况的4口井中进行了防砂卡抽泥浆工艺的生产试验。
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