341992Vol12No2_L(P)(M),,OHCOJHCO3,OHCO;,coHCO3(OHHCO3):,,,,,J(P)(M),pH8;3,(1)01+H1120(2)C03+1-1+~HCO:,;!11,pH4.2,OHH:OCO~HCO:;,HCO3,HZO+COZ,(M),(A),,,(12)1173061OHCOsZHCO3;BM-P2(M)(A),,1;2,,,J:!,,PM1(mg/L)PBP=BPBB=0OH-C032-HC03-(PB)xlZBx30Px17ZB30ZP30Bx61(BP)x61:109011,1992Vol.12No.235.2..~...~r.,(i,LH/)M=rMZPM=21,MZPF=0OH-C032-IICO3-PMZPM(MP)MZP2PMI,,,,,PM1,AE,ABOH,BD(C)=C032,DE=HCO3,P=,M=1:OH+H+,H20Cos+H+,HCO3-HCCos+H,H,0+C02}HCo3+H)H,0+C0211)P(M)AB,P=M,OH;2)PBoC,MB,D,M=ZP,CO32;3)P,C,MA,D,MPBD,,:,D=nlI),J3-22(MP),AB=ADBD=M2(MP)ZPM.01--1=ZPM,:OHCO:2,)M1)},P=0,11C0.1J,l},HCO;5)PB,C,MlllB,E,DEBEnD=MZP,HCO;=MZPBD=BEDE(MZP)=ZP;CO=Zp,11,CO32HCO32,,PMPABACBC,OHOH+CO,CO3CO+HCO3,MABADBDBEDE,OHOHCOoZC03CO3HCO3HCO3,,,FMt,:,,,1}{;!z!IRA,AoL,.JL,108J,M()(_).,1981,1979..,1978,..,1975.,,1,88