1. Key Laboratory of Trans‐Scale Laser Manufacturing (Beijing University of Technology) Ministry of Education Beijing 100124 P. R. China
2. Institute of Laser Engineering Faculty of Materials and Manufacturing Beijing University of Technology Beijing 100124 P. R. China
3. State Key Laboratory of Solidification Processing Northwestern Polytechnical University Xi'an Shanxi 710072 P. R. China
4. Advanced High Temperature Structural Materials Laboratory AECC Beijing Institute of Aeronautical Materials Beijing 100095 P. R. China