短語(yǔ)詞組短語(yǔ)jet piercer drilling 火力鉆眼;熱力噴射鉆井;熱力鉆進(jìn)jet bit drilling 噴射鉆頭鉆井;射流穿孔jet -drilling 射流穿孔Underbalance jet pump drilling method 發(fā)明名稱thermal -jet piercing drilling 熱焰射穿鉆孔jet drilling rig 熔化鉆機(jī)flame jet drilling 火焰噴出鉆井flame -jet drilling 火焰噴射鉆井jet drilling bit design 射流鉆頭設(shè)計(jì) 返回 jet drilling