4LIN X D,LIU C M,ZHAI Y B,et al.Influences of Si and Mg contents on microstructures of Al-xSi-yMg functionally gradient composites reinforced with in situ primary Si and Mg2 Si particles by centrifugal casting[J].Journal of Materials Science,2011,46(4):I 058-1075.
5UN X D,LIU C M,XIAO H B.Fabrication of Al-Si-Mg func- tionally graded materials tube reinforced with in-situ Si/Mg2 Si particles by centrifugal casting[J].Composite,2013,B45(1):8-21.