15662.甘肅某高廢預(yù)選區(qū)淺部地質(zhì)環(huán)境精細(xì)探測(cè)研究

1、甘肅某高廢預(yù)選區(qū)淺部地質(zhì)環(huán)境精細(xì)探測(cè)研究ResearchonaccurateexplorationofgeologicalenvironmentforhighlevelradioactivewastesittingsiteareainGansu博士后姓名歷玉英流動(dòng)站(一級(jí)學(xué)科)名稱地理科學(xué)研究工作起始時(shí)間2010年7月13日研究工作期滿時(shí)間2014年5月11El中國(guó)科學(xué)院地理科學(xué)與資源研究所2014年5月Abstract㈣㈣248Int

2、heproject，ResearchonaccurateexplorationofsubsurfacegeologicalstructureoflocalJijicaoblockinXinchangXiangyangshanpreconcentration，seismicreflectionisappliedtoexploresubsurfacegeologicalstructureoflocalblockaccurately，geol

3、ogicalfactorscausingnmtationofgroundwaterlevelinboreholes，BS05andBS07areexplainedfromgeophysicalelasticwavetheory，andthefeasibilityofexploringtheIrregularreflectorformandcontactrelationshipofmetamorphicrocksandgraniteiso

4、nresearchpreliminarilyAfterfielddetection，dataprocessingandinterpretation，thetaskofexploringthesubsurface10calgeologicalstrIJcturebetweenBS05andBS07andtheirnearbyareasinJijicaoblockinXinchangXiangyangshanpreconcentration

5、iscompletedBesides，theboulldarybetweenmetamorphicrocksandgraniteisfinishedAboveall，theexpectationisachievedIntheproject，theindexesincludingseismicprofilewhichis1700meterslongandthedepthoftheexplorationwhichreaches400mete

6、rsaremorethanofthetermsofcontractAnd，theindexesincludingdetectionaccuracy，profileareascoveringBS05andBS07，coveragetimes，qualifiedrateofshotpointandgather，etc，isachievedtherequirementofthecontractAMTandshallowseismicprosp

7、ectingwerecarriedoutinJijicaoblockinXinchangsectionofBeishanareainGansuprovince，whichisapreselectedareaforChinesehighlevelradioactivewasterepositoryHighqualitynaturalfieldmagnetotelluricdatawereacquiredforlittlehumaninte

8、rference，andhighresolutionseismicdatawereobservedbyusingasingledetector，smallgroupintervalandhighfrequencywaveletWeconfirmedthegranite，metamorphicrock，faultandfracturezonegeometryandspatialdistributionfromthephysicalprop

9、ertiessuchaselectricityandelasticityinworkingarea，andconcludedthatintactgranitebodyischaracterizedbyhighresistanceandhighvelocity，butfracturezonehasoppositecharacteristicsandOccursscatteringfromitsbouIldary，andthatmetamo

10、rphicrocksischaracterizedbyhighdensityCombinedwiththepreselectedareaboreloggingdata，theinterpretationprecisionwasimprovedgreatlyThejointgeophysicalworkassistsUStofindthecauseoflowresistivitybodydetectedbyAMT，andtoestabli

11、shthecriterionforidentifyingmetamorphicresidualbodyMoreover，itisconfirmedthatthesuchworkingmethodprovidesmoredetailedgeophysicalinformationforthehi曲levelradioactivewastesittingsiteareaKeyword：AMT；Reflector；Granite；Metamo