gii-g B C +-+一+ (2-28) 1+Bp+cpa d=2∑y;B Ing y: B:-lnz (2-31) B niy3ij =1+ (2-33) yi P P (2-34) y T yiyi Pq eXp RT>>VP-p K (2-37) K=YiPi 2-38) 1P13x1 ygij − gij = = + + 2 + B 1 v C RT v Pv Z (2-28) = = 1+ BP + CP 2 + RT Pv Z (2-29) RT P ˆ B        =  − = C j 1 lni 2 y iB ij (2-30) = = − C j 1 i i ij ln 2 ln ˆ y B Z v  (2-31) = = = c i 1 c i 1 B yi yj Bij (2-32) RT v Pv Z B = = 1+ (2-33)   = =  c i 1 i ci c i 1 i ci 2 y T y P T P (2-34) ( )       − = = RT S i L i V i S i S i i i i i exp V P p ˆ P P x y K    (2-35) ( ) exp 1 S i L i        − RT V P p ( ) S P pi RT v L  i − K P P S i = i (2-36) i S i i x p p y = (2-37) p p K S i i i  = (2-38) p p x y i S i i i  = (2-39)