rotary drilling


  • 翻译:旋转式钻探,回转钻探

同义词

1)rotary drilling,旋转式钻探;回转钻探2)rotary boring,回转钻探3)rotary percussion boring,旋转冲击钻探4)auger boring,螺旋式钻探5)rotary bit,旋转式钻头6)Rotary drilling,旋转式钻孔

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