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X(,163311),,1,S0S1,S00.3Lm2,,,,0.3Lm21.52,0.3Lm2,,,,2,,,,,,;2,,,1,;3,1S72-2[][1],,..,2000,24:57.[2],,..,2001,21:3539.[3],,.3.,2004,30:114116.[4],.,,1991:120125.[5],,.SPSS,,2003:361363.[6],.,,1996.Abstract:ThesedimentaryenvironmentofLowerKelamayiformationisalluvialfan,andreservoirheterogeneityisverystrong.Therefore,whenthereservoirisclassified,variationcoefficient,flingcoefficient,anddifferentialareaddedintotheevaluationparameters,astotheeffectofreservoirheterogeneityisfullthoughtabout.Usingclusteringprocedure,thereservoirisdividedintothreetypes,inwhichthefirsttypeisthebest,thesecondtypeisbetterandthethirdtypeistheworst.Atlast,thedistributionofthethreetypesinthereservoirhasbeenstudied.Keywords:Baijiantanoilfield;LowerKelamayiFormation;Reservoirheterogeneity;Clusteringanalysis;Reservoirevaluation33120077X:2007-02-04:3993,,,;,,,,1,-4.0MPa,0.4;1.0MPa,BI0.8,123RFT200,10,2:,1.45,0.8,;1.65,0.4,;1.451.65,0.60.8,4,,,,,,,,,()(),;,,,,1.0MPa,5RFT,S=S0ö350329-264lg(T1öT0)(1)P=2.227-1.145(SöS1)2(2):S;S0;S1;T0;T1;P,,,1.45,;1.45-1.65,DSK;1.65,,,98.3%6(1),,;(2),;(3)1.0MPa,1.45;(4),43120077