percussive drilling
短語詞組
- percussive rotary drilling technology 沖旋鉆井技術
- percussive machine drilling 沖喚鉆眼
- percussive rock drilling 沖擊鑿巖
- pneumatic percussive rotary drilling 風動沖擊回轉鉆進
- percussive rotary drilling 沖積轉式鉆眼;沖積鉆鉆探
- percussive ratory drilling technology 沖旋鉆井技術
- percussive reverse drilling 沖擊反循環(huán)鉆進
- vibratory y percussive drilling 振沖式鉆孔 返回 percussive drilling