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防磨套
meaning in English
wearing bush
Examples
Both the derrick deviation and the wellheads eccentricity will cause the serious wearing of the casing ( or casing protecting tube ) close to the wellhead
摘要井架不正或井口偏心，会造成近井口套管（或套管
防磨套
）的磨损。
Related Words
防磨损装置
防磨索
防磨添加剂
防磨条
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