两相区的组成和数量解析 S.J.T.U. Phase Transformation and Applications Page 11/40 1050 1000 950 900 个 850 Spinodal\ 2 800 line 760K 750 700 650 600 .25 0.75 1XB=0.1 xB十 02:XB-0.9 Figure 9.15 The miscibility gap,showing spinodal line. I:XB-0.2 I:xg=0.5 体系 I:X3=0.2 l:X3=0.5 平衡组成 01 d2 01 02 X3=0.1 X3=0.9 X3=0.1 3=0.9 平衡相的量 7/8 1/8 4/8 4/8 SJTU Thermodynamics or Matenais Spnng 2008 人.uJ. Lecture 17 Pnase Dlagram mPhase Transformation and Applications S. J. T. U. SJTU Thermodynamics of Materials Spring 2008 © X. J. Jin Lecture 17 Phase Diagram III Page 11/40 两相区的组成和数量解析 760K I: xB=0.2 II: xB=0.5 α1: xB=0.1 α2: xB=0.9 体系 I：xB＝0.2 II：xB＝0.5 平衡组成 α1 α2 α1 α2 xB＝0.1 xB＝0.9 xB＝0.1 xB＝0.9 平衡相的量 7/8 1/8 4/8 4/8