1、Y89鈀38分癸；——幣位代碼學弓1069720031105西北大學博士學位論文題目：富縣拯區(qū)延送緝縫星微觀壁壁班究作者：郭艷琴指導(dǎo)教師：奎文厘專業(yè)技術(shù)職務(wù)_教攫學科(專業(yè))：芷物堂二巖互堂!芷廛堂答辯日期：一至QQ魚生曼目學位授予日期：二00六年六月AbstractAI巾liedwi也outcmp0bscrvati曲，coredescription，geophysicalloggingintefpretati衄，tllinsectiO

2、ndete冊iIIatiOn，Sc柚ningElectmnMicroscope，rcservoirlithology趾dphysicalpropertyanalysisandothcranalyticmachine彤thesedi眥ntaryfades孤dmicro—characteristicofY柚changFomati徹inFuxianexplorati∞areaarestlldieddeeplyⅥcwpo血alldmethodo

3、fhighresolutionsequencestrati鏟印hyarcfirstlyappliedinFuxianexplomtionafea，Y，mchallgFo珊ationaredividcdfollrscaleCydes，suchasoneL舳哥lon爭te瑚SeakVelCycle，fourLongtc肌SeaLcVel(砷les，nilIeMiddletc冊SeakVelCydes，柚d鉚enty—fourShonte珊S

4、eakVelCycles，柚d盯ecomparedwimtraditiomls仃at啪panitionBytllestudyingoflhepaleocllHentdirectjonandtheligIltaIldheavymincrals，“mal【esurethatNEistIlemaindirectionofsedimentprovenallce，tlleori百nalfockarewut夠h蛆groupinupcrArchcoz

5、oic蛐ddownPmtemzoicErdaowagmupillDaqinsh蛆re百叩nonhof0rdosB弱i11Subaqueousdist曲utarychallnelindcltafrontmicr0缸iesandsub躚rialdistributarychamldindeltaplainmicmfaciesarcideⅡti6ed，whicharcthemaillresen，Ojrs觚dbOdiesforoilandgaso

6、fYanch孤gFo肌ati衄inFuxi卸explomtion盯ea，tlledis啊butiOnofs柚dbodiesdistributed丘omnonIleasttosoutllwestaredominatedbysedimentaryfacicsFeldsparlitllicfines孤dStoⅡcaⅡdfeldspaffine—salldstonearemainlysandstoneofY抽changFbHnatioⅡinFl

7、J]【ianexplorationarea，thecomentofmatrixislowandthecontemofccmentishighwhicharemainlycalcite，chloritefilms，illthesecondplacearchydromica，autogeⅡy—quanz，autogeny—fcldspar，rcticulationclay，bolinitealldl咖咖titeetc砧lthesandsto

8、neshavecnteredApcriodoflatediagcneticstageThed伽Ainamdiagcnesistypesinthe盯eaarccompadioll，cementation，rel)lacement粕ddissolution，inwhichcompactionandcementatiOnaremailllyfactorstorcduces如dstonephysicalpropeny姐ddissolutione

9、ffedivelyimpmvedphysicalpropenyChloritefilmsccmentationfades，mudccmentationfacies，fcldsparandquanzcementationfacies，carbonateccmentati叫facies蛆dla啪OntitesOlutionfaciesarethemaindiagcneticfades111earcawinlchloritefilmcemen

10、tatiOnfadesandlaumontites01utionfadespo騷cssbctterphysicalpmPenyaIldwithcarbonatecementationfaciespossessbadphysicalpropenythatfo珊ingcompactbeltsRemnantinter鏟anularpomsity，intergr鋤ulardissolutionpomsity，intragmulardissolu

11、tionpomsity，fillhgconstituentsdissolutionporosity，authigenicmincralintercrystalpomsityaremainporetypesPoretexturecanbeclassifiedasfollowing：smallporcaIId丘nethroattype，smallporeandmicmfinethroattype，smallpore鋤dtinythmatty