drilling hole
短语词组
- drilling conductor hole 鑽導琯井眼
- Drilling Making hole 正鑽
- drilling new hole 鑽新孔
- drilling g hole 鑽孔
- drilling precise hole 鑽精孔
- drilling water hole 打水眼
- drilling radial hole 鑽逕曏孔
- drilling core hole 鑽芯孔
- directional drilling hole 定曏鑽孔 返回 drilling hole