15:48:33 化学势判据 S.J.T.U. Phase Transformation and Applications Page 7/46 ∑4sdnB≤0 ∑4，d,≤0 这一判据式讨论具体的平衡规律、过程的方向与限度 SJTU Thermodynamics of Materials Spring2007©X.J.Jin Lecture 12 Solution IlPhase Transformation and Applications S. J. T. U. SJTU Thermodynamics of Materials Spring 2007 © X. J. Jin Lecture 12 Solution II Page 7/46 15:48:33 这一判据式讨论具体的平衡规律、过程的方向与限度 ∑ ≤ 0 B μ dnBB 化学势判据 ∑ ≤ 0 i ii μ dn