短語(yǔ)詞組短語(yǔ)Stable combination of drilling 穩(wěn)定組合鉆具air -flush combination-drilling 空氣組合鉆探combination drilling equipment 兩用鉆井設(shè)備combination drilling outfit 兩用鉆井裝置combination drilling rig 沖擊旋轉(zhuǎn)鉆機(jī)three combination drilling machine 三面鉆組合機(jī)床Combination drilling machine 組合鉆床combination system of drilling 混合鉆井法combination drilling technology 復(fù)合鉆井技術(shù) 返回 combination drilling