The Floormen engage the rig tongs on the drillpipe or tubular tool joint. (The breakout tong is placed on the top tool joint and the makeup tong is placed on the bottom tool joint).是什么意思_The Floormen engage the rig tongs on the drillpipe or tubular tool joint. (The breakout tong is placed on the top tool joint and the makeup tong is placed on the bottom tool joint).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句