• 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.

    论述了牙轮钻机主机构减速器的优化设计方法和基本原理,以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,向下钻孔机或其他钻探机钻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,向下钻孔机或其他钻探机钻爆破洞或直接钻爆破洞。

    youdao

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