[1] [1] X. C. Wang, T. Laoui, J. Bonse et al.. Direct selective laser sintering of hard metal powders: experimental study and simulation［J］. Int. J. Adv. Manuf. Technol., 2002, 19(5): 351～357

[2] [2] R. Glardon, N. Karapatis, V. Romano. Influence of NdYAG parameters on the selective laser sintering of metallic powders［J］. Annals of the CIRP, 2001, 50(1): 133～136

[3] [3] M. Agarwala, D. Bourell, J. Beaman et al.. Direct selective laser sintering of metals［J］. Rapid Prototyping Journal, 1995, 1(1): 22～36

[4] [4] S. Das, J. J. Beaman, M. Wohlert et al.. Direct laser freeform fabrication of high performance metal components［J］. Rapid Prototyping Journal, 1995, 4(3): 112～117

[5] [5] A. Simchi. On the development of direct metal laser sintering for rapid tooling ［J］. J. Mater. Process. Technol., 2003, 141(3): 319～328

[6] [6] Y. Tang. Direct laser sintering of a copper-based alloy for creating three-dimensional metal parts［J］. J. Mater. Process. Technol., 2003, 140(1-3): 368～372

[7] [7] Fan Chunhua, Dong Lihua, Huang Kaixu. Analysis of densification rate of Fe-C mixture powder forming with laser sintering ［J ］. Chinese J. Lasers, 2008, 35(1): 137～141

[8] [8] Zhao Jianfeng, Zhang Jianhua, Zhang Jianfeng et al.. Analysis on microstructure feature of Ni-alloy parts prepared by direct laser metal sintering［J］. China Mechanical Engineering, 2005, 16(3): 264～267

[9] [9] Zhang Jianhua, Zhao Jianfeng, Tian Zongjun et al.. Experimental research on selective laser sintering of nickel-based alloy powder［J］. China Mechanical Engineering, 2004, 15(5): 431～434

[10] [10] Gao Enmeng, Zhao Jianfeng, Liu Bingjun. Microstructure and mechanal property of samples prepared by DLMS with FGH95 powder［J］. Heat Treatment Technology and Equipment, 2009, 30(3): 65～69

[11] [11] Gu Dongdong, Shen Yipu, Pan Yanfeng et al.. Research on mechanism of direct metal laser sintering［J］. J. Materials Engineering, 2004, 5: 42～47

[12] [12] Wang Jiaxin, Huang Jirong, Lin Jianshenag. The Solidification and Control of Metals［M］.Beijing:China Machine Press,1983. 6

[13] [13] Li Yuqing, Liu Jinyan. The Interstitial Phase of Superalloy at the Crystal Boundary［M］. Beijing:Metallurgical Industry Press, 1990. 3

[14] [14] Chang Guowei, Wang Jianzhong. The Crystal Growth and Control in Metals Solidification Process［M］. Beijing:Metallurgical Industry Press, 2002. 3

[15] [15] Chen Huifen. Physical Metallurgy and Heat Treatment［M］. Beijing:Metallurgical Industry Press, 2009. 2

[16] [16] Zhang Jianfeng. Study on Direct Selective Laser Sintering of Ni-Based Metallic Powder and Key Technologies［D］.Nanjing: Nanjing University of Aeronautics and Astronautics, 2002. 9

[17] [17] Shang Xiaofeng, Liu Weijun, Wang Tianran et al.. Scanning mode of the metal powder laser shaping［J］. Chinese J. Mechanical Engineering, 2005, 41(7): 99～102