[1] [1] Yan C, Hao L, Hussein A, et al.. Evaluations of cellular lattice structures manufactured using selective laser melting[J]. International Journal of Machine Tools & Manufacture, 2012, 62(1): 32-38.

[2] [2] Yadroitsev I, Smurov I. Selective laser melting technology: from the single laser melted track stability to 3D parts of complex shape[J]. Physics Procedia, 2010, 5: 551-560.

[3] [3] Wu X. A review of laser fabrication of metallic engineering components and of materials[J]. Materials Science & Technology, 2007, 23 (6): 631-640.

[4] [4] Yadroitsev I, Gusarov A, Yadroitsava I, et al.. Single track formation in selective laser melting of metal powders[J]. Journal of Materials Processing Technology, 2010, 210(12): 1624-1631.

[5] [5] Pupo Y, Delgado J, Serenó L, et al.. Scanning space analysis in selective laser melting for CoCrMo powder[J]. Procedia Engineering, 2013, 63: 370-378.

[6] [6] Wei K, Gao M, Wang Z, et al.. Effect of energy input on formability, microstructure and mechanical properties of selective laser melted AZ91D magnesium alloy[J]. Materials Science & Engineering A, 2014, 611(9): 212-222.

[7] [7] Ma M, Wang Z, Gao M, et al.. Layer thickness dependence of performance in high-power selective laser melting of 1Cr18Ni9Ti stainless steel[J]. Journal of Materials Processing Technology, 2015, 215: 142-150.

[8] [8] Song Changhui, Yang Yongqiang, Wang Yunda, et al.. Research on process of CoCrMo alloy directly manufactured by selective laser melting[J]. Chinese J Lasers, 2014, 41(6): 0603001.

[9] [9] Zhou X, Liu X, Zhang D, et al.. Balling phenomena in selective laser melted tungsten[J]. Journal of Materials Processing Technology, 2015, 222: 33-42.

[10] [10] Cherry J A, Davies H M, Mehmood S, et al.. Investigation into the effect of process parameters on microstructural and physical properties of 316L stainless steel parts by selective laser melting[J]. Int J Adv Manuf Technol, 2015, 76(9): 869-879.

[11] [11] Li R, Liu J, Shi Y, et al.. Balling behavior of stainless steel and nickel powder during selective laser melting process[J]. International Journal of Advanced Manufacturing Technology, 2012, 59(9): 1025-1035.

[12] [12] Chen Yongchen, Zhang Suquan, Tian Xiangjun, et al.. Microstructure and microhardness of 4045 aluminum alloy fabricated by laser melting deposition[J]. Chinese J Lasers, 2015, 42(3): 0303008.

[13] [13] Hofmeister W, Griffith M. Solidification in direct metal deposition by LENS processing[J]. JOM, 2001, 53(9): 30-34.

[14] [14] Liu Wei, Liu Tingting, Liao Wenhe, et al.. Study on selective laser melting forming process of cobalt chromium alloy[J]. Chinese J Lasers, 2015, 42(5): 0503001.

[15] [15] Yang F L, Yi D Q. Effect of milling pretreatment to powders on microstructure and physical properties of Al-Si alloy materials[J]. Chinese Journal of Mechanical Engineering, 2009, 45(1): 253-257.