• The optimum design method and basic principles of main reducer of rotary blast hole drill are discussed, The main reducer is taken as a whole and is optimized by discrete Complex method.

    论述了牙轮钻机机构减速器优化设计方法基本原理主机构减速器作为整体进行优化,采用离散复合形算法。

    youdao

  • May operate air-track, rotary, down-the-hole or other drilling machines to drill blast holes or may direct drilling of blast holes.

    操作空气运作轨道,旋转,向下钻孔其他钻探机爆破洞或直接钻爆破洞。

    youdao

  • May operate air-track, rotary, down-the-hole or other drilling machines to drill blast holes or may direct drilling of blast holes.

    操作空气运作轨道,旋转,向下钻孔其他钻探机爆破洞或直接钻爆破洞。

    youdao

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