NH 判别式 Cice Cc anAe CHAc.eq [HAc K [NH:lg[Ac lea K[NHi l NH Kanse 1.8×10-×0.01 =3.2×104104 5.6×100×0.01 可满足工业分析要求 2 1 a a 4 2 1 t 4 eq 3 eq 4 NH HAc [NH ][Ac ] [NH ][Ac ] [HAc ] [NH ]               =         = = + + − + − K K K 判别式 a 4 eq a HAc,eq a a 4 eq eq 2 HAc,eq 2 eq 2 HAc,eq [HAc ] [NH ] [Ac ] [NH ] 4 NH HAc HAc 4 NH + − + + + = = K K c K K c c 4 4 10 5 3.2 10 ~ 10 5.6 10 0.01 1.8 10 0.01 = × × × × × = − − 可满足工业分析要求