d[M2J=Rz+kn2[M:-][Mz]-k2 [Mz+][Mj]-R-R20 dt R1=R12+R 生成M的速率等于其消失速率 k2[M2][M]=k2[M1][M2] k21M2][M] [M]= k12[M2] d [M] k11[M1J[M]+k21[M2JM] 代入式 d [M2] k12[M1][M2]+k22[M2][M2] 化简 d [M] =[M1.k/k2M]+[M] d[M2] [M] [M]+k22/k21[M2]代入式 化简 d [M2 •] = Ri2 + k12[M1 •] [M2 ]－k2 1 [M2 •] [M1 ] －R t21－R t22 = 0 d t Ri1 = R t12 + R t11 生成[M1 •]的速率等于其消失速率 k21[M2 •] [M1 ] = k12 [M1 •] [M2 ] [M1 •] = k21[M2 •] [M1 ] k12 [M2 ] d [M1 ] d [M2 ] = k11 [M1 •] [M1 ] + k21 [M2 •] [M1 ] k12 [M1 •] [M2 ] + k22 [M2 •] [M2 ] = [M1 ] [M2 ] • k11 / k12 [M1 ] + [M2 ] [M1 ] + k22 / k21 [M2 ] d [M1 ] d [M2 ]