J Mater Sci Technol ›› 1997, Vol. 13 ›› Issue (2): 113-116.
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Xiangting DONG (Dept. of Materials and Chemical Engineering, Changchun Institute of Optics and Fine Mechanics,Changchun 130022, China)Guangyan HONG, Decai YU; Dashu YU(Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022