percussive rotary drilling
短語詞組
- percussive e rotary drilling 沖積鉆鉆探
- percussive -rotary wire-line drilling 繩索取心沖擊回轉(zhuǎn)鉆進
- auger -percussive-rotary drilling 螺旋沖擊回轉(zhuǎn)鉆進
- percussive rotary drilling technology 沖旋鉆井技術(shù)
- pneumatic percussive rotary drilling 風動沖擊回轉(zhuǎn)鉆進
- rotary percussive drilling 回轉(zhuǎn)沖魂進
- rotary y percussive drilling 回轉(zhuǎn)沖魂進 返回 percussive rotary drilling