[1] [1] Li Yang, Liu Hanwu, Du Yunhui, et al.. Applications and developments of AHSS in automobile industry[J]. Materials Review, 2011, 25(7): 101-104, 109.

[2] [2] Kang Yonglin. Lightweight vehicle, advanced high strength steel and energy-saving and emission reduction[J]. Iron and Steel, 2008, 43(6): 1-7.

[3] [3] Li Xiaona, Xu Xianguo, Bian Meihua. Application of laser welding in automobile industry[J]. Electric Welding Machine, 2006, 36(4): 47-49.

[4] [4] Kong Shuhua, Jia Lei, Yuan Zongjie, et al.. Applications of BIW laser welding in FAW-VW[J]. Electric Welding Machine, 2010, 40(5): 19-26.

[5] [5] U Dilthey, D Fuest, W Scheller. Laser welding with filler wire[J]. Opt and Quantum Electron, 1995, 27: 1181-1191.

[6] [6] Z Sun, M Kuo. Bridging the joint gap with wire feed laser welding[J]. J Materials Processing Technology, 1999, 87(1-3): 213-222.

[7] [7] Wen Peng, Zheng Shiqing, Shinozaki Kenji, et al.. Experimental research on laser narrow gap welding with filling hot wire[J]. Chinese J Lasers, 2011, 38(11): 1103004.

[8] [8] Z Sun, A S Salminen. Current status of laser welding with wire feed[J]. Materials and Manufacturing Processes, 1997, 12(5): 759-777.

[9] [9] Li Liqun, Tao Wang, Zhu Xianliang. Wire filling laser multilayer welding of high strength steel thick plate[J]. Chinese J Lasers, 2009, 36(5): 1251-1255.

[10] [10] Alexandre Mathieu, Sebastien Pontevicci, Jean-claude Viala, et al.. Laser brazing of a steel/aluminium assembly with hot filler wire (88% Al, 12% Si) [J]. Materials Science and Engineering: A, 2006, 435-436: 19-28.

[11] [11] Du Hanbin, Hu Lunji, Hu Xiyuan. Technology of laser filler wire welding[J]. Aeronautical Manufacturing Technology, 2002, 11: 60-63.

[12] [12] A S Salminen, V P Kujanpaa. Effect of wire feed position on laser welding with filler wire[J]. J Laser Appl, 2003, 15(1): 2-10.

[13] [13] Chen Genyu, Chen Fei, Zhang Yi, et al.. Effect of butt joint gap to high-strength automobile steel of fiber laser welding[J]. Chinese J Lasers, 2011, 38(6): 0603013.