Acta Metallurgica Sinica (English Letters) ›› 2000, Vol. 13 ›› Issue (1): 201-204.
• Research paper • Previous Articles Next Articles
L.M. Liu; J.T. Niu; Z.H. Lai; Y.L. Guo and J.P. Zhai (National Key Laboratory of Advanced Welding Production Technologyt HIT, Harbin 150001, China)