Institute of Welding Engineering,Shanghai Jiaotong University,Shanghai,200030;
Institute of Welding Engineering,Shanghai Jiaotong University,Shanghai,200030;
Institute of Welding Engineering,Shanghai Jiaotong University,Shanghai,200030;
Institute of Welding Engineering,Shanghai Jiaotong University,Shanghai,200030;
Shanghai University of Engineering and Technology Science,Shanghai,200336;
man-machine interaction system; digitalization; two-processor; menu;