On research of water hydraulics, the development of water hydraulic axial piston pump is extremely vital and is much difficult.
在水压技术的研究中,以轴向柱塞泵为代表的水压泵的开发是极其关键的,也具有较大难度。
At the initial stage of development, the main oil production methods give priority to hydraulic piston pump and closed hot water circulation.
开发初期,主导开采方式主要以“水力活塞泵、闭式热水循环”等采油工艺为主。
So, the study of characteristics of port plate pairs has great guiding significance and practical significance to the development and design of multi-action constant axial piston pump.
因此开展配流副特性研究,对开发设计这种多作用恒流轴向柱塞泵具有十分重要的指导意义和现实意义。
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