• Water hydraulic directional valve;

    纯水液压换向阀;

    youdao

  • The performance of the water hydraulic directional valve can achieve the level of traditional oil hydraulic directional valve.

    研制纯水换向性能基本达到了现有同类油压换向阀的水平

    youdao

  • The performance of the water hydraulic directional valve can achieve the level of traditional oil hydraulic directional valve.

    研制纯水换向性能基本达到了现有同类油压换向阀的水平

    youdao

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