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本文介绍了石油开采中的水力活塞泵抽油系统的特点以及一种新型的长冲量大排量水力活塞泵的工作原理和结构特点。
This paper introduces the characteristics of the hydraulic piston pumping system in oil exploration and the working principle and structural features of a new type of long displacement large displacement hydraulic piston pump.