Acta Metallurgica Sinica (English Letters) ›› 1999, Vol. 12 ›› Issue (6): 1257-1261.
• Research paper • Previous Articles Next Articles
H Y Jing, L.X. Huo and Y. F. Zhang(Tianjin University, Tianjin 300072, China)F. Mnami(Osaka Univeristy, Osaka, Japan)