短語詞組短語rotary y percussion drilling 鏇轉(zhuǎn)沖喚鑽進(jìn)percussion rotary drilling technology 沖擊鏇轉(zhuǎn)鑽井技術(shù)percussion rotary drilling 沖擊廻轉(zhuǎn)鑽進(jìn)percussion -rotary drilling technique 沖擊鏇轉(zhuǎn)鑽進(jìn)技術(shù)hydraulic percussion and rotary drilling 液動沖擊廻轉(zhuǎn)鑽進(jìn) 返回 rotary percussion drilling