摘要
Comprehensiveanalysesweremadebasedonseismicprospectingdata,electricalprospectingdataandbasinsimulationdataaswellasregionalgeologicaldataandthoroughdiscussionswereconductedaboutthecomplicatedstructures,featuresandevolutionofHefeiBasininEarlyCretaceousinthisstudy,anditwasderivedthatthatHefeiBasinwasacompositebasinformedduringthetransformationofthestressfieldfromcompressivetowardtensileinEarlyCretaceous.Inotherwords,thisbasinwasaforelandbasinofgliding-thrusttype,whichismainlycontrolledbytheDabieorogenicbeltinthesouthsideintheearlytomiddleperiodofEarlyCretaceous,whilebeingastrike-slipbasinofpull-aparttype,whichismainlycontrolledbytheactivityofTanlufractureintheeastsideinthemiddletolateperiodofEarlyCretaceous.Moreover,thepotentialLowerCretaceousoilandgassysteminthepull-apartbasinandthevistaforitsprospectingwereexploredinthisstudy.TectonismoftheTanlufracturewasfurtherdiscussedbasedontheresultsofcharacterizationofthebasin,anditwaspointedoutthatthisisbeneficialandinstructivetotheoilandgasprospectinginHefeiBasin
出版日期
2003年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)