[1] [1] YANG YONGQIIANG, LIU YANG, YANG XIONGWEN, et al. Direct manufacturing of non-assembly mechanisms based on selective laser melting［J］.Journal of Mechanical engineering, 2014, 50(21)：124-132.

[2] [2] DONG PENG, LI ZHONGHUA, YAN ZHENYU, et al.Research status of selective laser melting of aluminum alloys［J］.Applied Laser, 2015(5)：607-611.

[3] [3] ZHAO YUHUI, WANG ZHIGUO, LONG YU, et al.Research on influential factor of temperature of molten pool of inconel 625 super alloy by laser additive manufacturing［J］.Applied Laser, 2015, 35(2)：137-144.

[4] [4] ZHANG DONGYUN.Effect of properties of powders on manufacturing process (SLM) of metallic models［J］.Applied Laser, 2007, 27(1)：9-12.

[6] [6] WANG DI, CHEN XIAOMIN, YANG YONGQIIANG, et al.Study on the key techniques of designing Optimization and manufacturing functional part's structre based on selective laser melting technology［J］.Journal of Mechanical Engineering, 2018, 54(17)：165-172.

[8] [8] SHAO YUCHENG, CHEN CHANGJUN, ZHANG MIN, et al.Research on crack issue of deloro 40Ni alloys prototype fabricated by laser additive manufacturing［J］.Applied Laser, 2016(4)：397-402.

[9] [9] WANG PEI, HUANG ZHENGHUA, QI WENJUN, et al.Effect of the 3D printing process parameters based on SLM technology on the structural defect of 316 stainless steel［J］.JIXIE ZHIZAO WENZHAI (HANJIE FENCE), 2016(2)：2-7.

[10] [10] DENG SHISHI, YANG YONGQIANG, LI YANG, et al.Planning of area-partition scanning path and its effect on residual stress of SLM molding parts［J］.Chinese Journal of Lasers, 2016(12)：61-69.

[12] [12] ZHU CHENGKAI, DING LIPING.Research on forming qualities during selective laser melting based on scanner delay strategy［J］.Applied Laser, 2017(2)：207-212.