1)automatic line-following gas-cutter,自动跟线气割机2)photo-electric linefollowing gas cutting machine,光电跟线气割机3)automatic gas cutting machine,自动气割机4)radiagraph['reidiəɡrɑ:f],自动仿形气割机5)radiagraph['reidiəɡrɑ:f],自动靠模气割机6)semiautomatic gas cutting machine,半自动气割机
