[1] [1] Yang Z B, Tao W, Li L Q, et al. Double-sided laser beam welded T-joints for aluminum aircraft fuselage panels: Process, microstructure, and mechanical properties［J］. Materials & Design, 2012, 33: 652-658.

[2] [2] Park Y W, Yu J, Rhee S. Astudy on the weld characteristics of 5182 aluminum alloy by Nd∶YAG laser welding with filler wire for car bodies［J］. International Journal of Automotive Technology, 2010, 11(5): 729-736.

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

[4] [4] Zhao Yong, Wang Qingzhao, Huang Jian, et al. Microstructures and properties of ultra-narrow-gap multi-pass welded joint of 50 mm turbine rotor steel by laser welding with filler wire［J］. Chinese J Lasers, 2015, 42(2): 0203007.

[5] [5] Wei Jing, Wang Huan, Shi Shaojian, et al. Microstructure and properties of fiber laser wire welded joints of 10CrSiNiCu high strength shipbuilding steel［J］. Chinese J Lasers, 2016, 43(3): 0303003.

[6] [6] Wu Y, Cai Y, Wang H, et al. Investigation on microstructure and properties of dissimilar joint between SA553 and SUS304 made by laser welding with filler wire［J］. Materials & Design, 2015, 87: 567-578.

[7] [7] Salminen A S, Kujanpaa V P, Moisio T J I. Interactions between laser beam and filler metal［J］. Welding Journal, 1996, 75(1): 9s-13s.

[8] [8] Yu Yangchun. Study on the technology and filler wire melting dynamics during the laser welding with filler wire［D］. Wuhan: Huazhong University of Science and Technology, 2010: 67-83.

[9] [9] Syed W U H, Li L. Effects of wire feeding direction and location in multiple layer diode laser direct metal deposition［J］. Applied Surface Science, 2005, 248(1): 518-524.

[10] [10] Mei Hanhua, Xiao Rongshi, Zuo Tiechuan. The study on laser welding with filler wire［J］.Journal of Beijing Polytechnic University, 1996, 22(3): 38-42.

[11] [11] Salminen A. The filler wire-laser beam interaction during laser welding with low alloyed steel filler wire［J］. Mechanika, 2010, (4): 67-74.

[12] [12] Du Hanbin, Hu Lunji, Hu Xiyuan. Technology of laser filler wire welding［J］. Aeronautical Manufacturing Technology, 2002,11: 60-63.

[13] [13] Peng Jin, Li Fuquan, Li Liqun, et al. Comparative study on laser welding with pre-melting liquid filler and conventional filler wire［J］. Chinese J Lasers, 2015, 42(1): 0103003.