坑: hole; pit; hollow二: two槽: trough; manger电锤: electric hammer钻头: boring crown; bore bit; dril ...电锤钻头: electric hammer drill实心电锤钻: solid electric hammer drill筒型电锤钻: cylindrical type electric hammer drill十字型电锤钻: cro type electric hammer drill; cross type electric hammer drill电锤: [机械工程] electric hammer锤钻: hammer anvil; hammer drill; hammer rock drill风锤钻: air hammer drill; air hammer rockdrill槽电池: tank cell槽电抗: slot reactance槽电流: cell current槽电压: bath voltage; cell potential; cell voltage; tank voltage槽电阻: cell resistance具二槽的: diplodemicolpate轻便电锤: portable electric hammer去锈电锤: electric rust hammer锤钻轴套: chuck barrel风动气锤钻: air driven hammer drill; air-driven hammer drill气锤钻井机: air-hammer drill rig; rig气动锤钻: compressed air hammer drill潜孔锤钻进: downhole drilling
