percussive drilling
短语词组
- percussive rotary drilling technology 沖鏇鑽井技術
- percussive machine drilling 沖喚鑽眼
- percussive rock drilling 沖擊鑿巖
- pneumatic percussive rotary drilling 風動沖擊廻轉鑽進
- percussive rotary drilling 沖積轉式鑽眼;沖積鑽鑽探
- percussive ratory drilling technology 沖鏇鑽井技術
- percussive reverse drilling 沖擊反循環鑽進
- vibratory y percussive drilling 振沖式鑽孔 返回 percussive drilling