短語(yǔ)詞組短語(yǔ)percussion tool drilling 頓鑽鑽井法;標(biāo)簽percussion reversed drilling 沖擊反循環(huán)鑽鑿percussion rotary drilling technology 沖擊鏇轉(zhuǎn)鑽井技術(shù)percussion n drilling 沖魂井;沖魂percussion n drilling machine 沖喚鑽機(jī)downhole percussion rock drilling 潛孔沖擊鑿巖percussion rotary drilling 沖擊廻轉(zhuǎn)鑽進(jìn)percussion n drilling system 沖魂井方法percussion drilling system 沖魂井方法 返回 percussion drilling