State Key Laboratory of Advanced Welding Production Technology, Harbin Institute of Technology, Harbin 150001, China State Key Laboratory of Advanced Welding Production Technology, Harbin Institute of Technology, Harbin 150001, China State Key Laboratory of Advanced Welding Production Technology, Harbin Institute of Technology, Harbin 150001, China State Key Laboratory of Advanced Welding Production Technology, Harbin Institute of Technology, Harbin 150001, China;
Thermal; integrity,; Fin; efficiency,; Thermal; contact; resistance,; FEM;