1) percussing boring
冲魂进
2) rotary percussive drilling
回转冲魂进
3) well drill method
吊绳冲魂进法
4) siner bar
冲魂杆
5) chisel bit
冲魂钻头
6) chopping bit
冲魂钻头
7) percussion drill
冲魂机
8) percussion drill hammer
冲魂锤
9) jumper
冲魂杆
10) light hammer drill
轻冲魂
参考词条