[2] Wu Dongjiang, Zhang Tianwu, Ma Guangyi, et al.. Influence of welding parameters on themorphology of Fe-Ni alloy with continuous wave YAG laser[J]. Chinese J Lasers, 2013, 40(3): 0303003.
[3] Chen Gang, Yang Quanyi, Zhou Mingzhe, et al.. Study of the microstructure and proper of M42/X32 dissimilar metal CO2 laser welding joints[J]. Journal of Hunan University (Natural Scinences), 2013, 40(11): 89-94.
[6] Dowden J, Kapadia P. A mathematical investigation of the penetration depth in key hole welding with continuous CO2 lasers[J]. Journal of Physics D: Appl Phys, 1995, 28(11): 2252-2261.
[8] Gao Yan, Han Guoming, Li Jianqiang. Numerical model of formation of laser seam for welding stainless steel[J]. Electric Welding Machine, 2005, 35(10): 46-49.
[9] Kurz W, Fisher D J. Fundamentals of Solidification[M]. Li Jianguo, Hu Qiaodan Transl. Beijing: Higher Education Press, 2010: 120-121.