• 尺寸滚珠滚子轴承表面硬化伪造地面齿轮齿轮外部强化确保维护成本低使用寿命。

    Generously dimensioned ball or roller bearings, case hardened forged and ground gears, and internally and externally reinforced gearboxes ensure a long, low maintenance service life.

    youdao

  • 尺寸滚珠滚子轴承表面硬化伪造地面齿轮齿轮外部强化确保维护成本低使用寿命。

    Generously dimensioned ball or roller bearings, case hardened forged and ground gears, and internally and externally reinforced gearboxes ensure a long, low maintenance service life.

    youdao

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