School of Materials Science and Engineering;
Tsinghua University;
Department of Mechanical Engineering;
Key Laboratory for Advanced Manufacturing by Materials Processing Technology;
Tsinghua University;
China Iron & Steel Research Institute Group;
R&D Department;
Yongtai Electric (Dong Guan) Co.;
Ltd;
College of Materials Science and Engineering;
Shanxi Key Laboratory of Advanced Magnesium-based Materials;
Taiyuan University of Technology;
Magnesium alloy; Bonding; Ultrasound; Oxide film; Microstructure;