aA (P)+dD(P) TP,RaGm→gG(Pe)+hHGH)） T,R△G T,R△Gg aAPA)+dD(E)TP△C20→gG(Pe)+hH) △G1△G1+△G,2+△G3 ate va- PD =aRTLn 6 6 aA(PA )+dD(PD )⎯T ⎯,P, ⎯R,r ⎯Gm2 ⎯=0 →gG(PG )+hH(PH ) aA(P ` A )+dD(P ` D ) ⎯⎯⎯⎯⎯→  1 T ,P`, IR, r Gm gG(P ` G )+hH(P` H ) T,R ΔG1 T,R ΔG3 Δ r Gm, 1 =ΔG1 +Δ r Gm,2+ΔG3 ΔG1 = V dP A A P P  ` A + V dP D D P P  ` D = dP P A aRT A P P A  ` + dP P D dRT D P P D  ` =aRTLn ` A A P P + dRTLn ` D D P P