(2-1) =P=PE (2-2) f=f"=∫ (2-3) fi=fi d=/y2 fi /x, P ' y P=gx. P (2-8) piy,P=rx,f (2-9) f1=f2 (2-10) Yi Yi xi (2-11) K1=y1/ (2-12) yi/y, K1=当功2 RT dv -lnZ (2-15) T,, n dP RT (2-16) i /T, P, nj RT a,=0.42748R2T2/P b=0.08664RT/P a1=27R272/64P b=RT:/8PT = T = T = （2-1） P = P = P = (2-2) ˆ ˆ ˆ iii fff    === （2-3） L i V i f ~ f ~ = (2-4) f / y P ~ ˆ i v i i V  = (2-5) f / x P ~ ˆ i L i i L  = (2-6) oL i i L  i = ~ fi / x f (2-7) ˆ i yiP ˆ i xiP V L  = (2-8) oL i i i i i V y P x f ˆ  =  (2-9) 2 i 1 i f ~ f ~ = (2-10) 2 i 2 i 1 i 1 i  x =  x (2-11) (2-12) j i i j i j ij K K x x y y  = = (2-13) V L i i i i i   ˆ ˆ x y K = = (2-14) t m t v i i d ln 1 ln j V Z V RT n P RT ˆ T ,V ,n  −            −             =    (2-15) dP 1 ln j 0 i t i           −             =  P RT n V RT ˆ T ,P,n P  (2-16) ( ) m m m m m m T v v b a V b RT P + − − = 0.5 ai R Tc,i Pc,i 2 2 = 0.42748 bi = 0.08664 RTc,i Pc,i ai 27R Tc,i 64Pc,i 2 2 = bi = RTc,i 8Pc,i i i i K = y x