第1題BothbackscatteredelectronimageandCLimageareprincipallyusedtorevealcompositionalvariations.()ATrueBFalse正確答案：A第2題Thegenerationofsecondaryelectronareresultedfromthecollisionofthebeamelectronwiththeelectronofthespecimenatoms.()ATrueBFalse第3題Sincetheemissionintensityofbackscatteredelectronsdependsmainlyontheatomicnumber,backscatteredelectronimagescanbeusedtodetectcontrastsbetweenareaswithdifferentchemicalcomposition.()ATrueBFalse第4題Forcathodoluminescence,itistheemissionofphotonsofcharacteristicwavelengthsfromamaterialthatisexcitedby().AultravioletBvisiblelightCelectronDX-ray第5題Substitutionofanelementforthe‘usual’oneisbelievedtobeakeycauseofdistortionofthelatticeinthemineral,andtheimpuritiesaregenerallythemostcommonsourceofCLinminerals.()ATrueBFalse第6題CLimagescanyieldvaluableinformationnoteasilyseenbyothermeans.Therefore,CLimageswillplayausefulpetrographicrolealongsideBSEimagesandlightmicroscope.()ATrueBFalse第7題CharacteristicX-raysareproducedwhentheprimaryelectronejectselectronsfromtheinnershellsofthespecimenatoms.()ATrueBFalse第8題ForthecharacteristicX-raysofeachelement,theyhavetheuniqueenergyandwavelength.Therefore,measuringeithertheenergyorwavelengthofthecharacteristicX-raysenablestheinvestigatortodeterminetheelementsfromwhichtheX-rayswereemitted.()ATrueBFalse第9題ForthetwokindsofX-rayspectrometers,theEDSisexcellentforrapid,qualitativeanalysisofunknownsamples,andtheuseofWDSprovidesgreateranalyticalprecision,superiorpeakresolutionandlowerdetectionlimits.()ATrueBFalse第10題Forthecharacteristicsofinternalstructuresofthemineral,thesecanbedonebycheckthebackscattered-electronimageandcathodoluminescenceimagetakenonthe().AbinocularmicroscopeBpetrographicmicroscopeCscanningelectronmicroscopeDelectronmicroprobe正確答案：CD第11題Inscanningelectronmicroscope,()signalsaremainlyconcerned.AsecondaryelectronBbackscatteredelectronCcathodoluminescenceDcharacteristicX-ray正確答案：ABCD第1題ɑ-recoildamageisnotpreservedinapatiteandzircon,butispreservedintitanite.()AtrueBfalse第2題WhichofthefollowingisNOTthefactorforchoosingsuitablemineralsforFTanalysis?()AuraniumcontentBtrackstabilitycharacteristicsCcomplexityofcollectionDmineralabundance第3題Thebulk-etchingrateinmineralsisnotuniformandvariesindifferentcrystallographicdirectionsforalltheminerals.()AtrueBfalse第4題Inordertodeterminethe238UcontenttheEDMrequiresthatetchedgrainsbesenttoanuclearreactorfor().AfindingthemirrorimageareaBetchingonthemuscoviteexternaldetectorCaddingalignmentpinpricksDthermalneutronirradiation第5題FortheEDMtheexternaldetectorisetchedtorevealaninducedfission-trackmirrorimagecorrespondingtograinsinthemount,eventhoughthisresultsinasecondsetoftracksbeingproducedwithinthegrainsthemselves.()AtrueBfalse第6題Diameterofetchpitsparalleltotheapatitecrystalc-axisisdefinedas().AannealingzoneBC-axisCCLDDpar第7題TheLA-ICP-MSmethodcanprovidehighspatialresolutionandppmsensitivityforthefission-trackanalysis.()AtrueBfalse第8題Theorganicmaterialinasedimentarybasiniscontrolledmainlybythe().ApetroleumexplorationBpaleo-temperaturesCpressureDcrudeoilprice第9題Apatitefissiontracksaretotallyannealedabove().A~110?CB~40?CC~60?CD~80?C第10題Theχ2testisapowerfultoolfordetritalsamplesfromsedimentarybasinsthathavehadlongresidencetimesinthePartialAnnealingZone.()AtrueBfalse第11題PaleotemperatureoftheprimarysourcerocksintheOrdosBasinbegantoincreasesinceTriassic,followedbygraduallydecreasesincelateofEarlyCretaceous.()AtrueBfalse第12題TheWeibeiUpliftin()oftheOrdosBasinwhichisasapartoftheNorthChinaCraton.AnorthBsouthCwestDeast第13題TheHeFTyprogramcanbeusedtorecoverthermalhistoryofsamples.()AtrueBfalse第14題WhichofthefollowingsearchmethodswasusedforinversemodelingusingtheHeFTyprogram?()AFiniteelementBExperimentalmeasurementCGaussianprobability-densityfunctionDMonteCarlo第15題WhichofthefollowingdatacanNOTbeadoptedasconstraintsforinversemodeling?()AReservoirdiagenesisBFission-trackagesCSurfacegroundtemperatureDStratigraphiccontactrelationship第16題Temperaturethathigherthanthetotalannealingzonewasusedtomakesurethatalltracksinitiallyformedwerecompletelyannealedifsinglepeakdistributionoffission-tracklengthsexists.()AtrueBfalse第17題Themaximumpaleotemperaturecanbecalculatedusingthedataof().AAFTB(U-Th)/HeCvitrinitereflectanceDgeofluidinclusion第18題ApatitemineralswithdeeperburialdepththanthetotalannealingzonecanNOTaccumulatefissiontracksandnoAFTagewasrecorded.()AtrueBfalse第19題WhichofthefollowingmineralscanNOTbesuitablemineralsforFTanalysis?()AapatiteBquartzCzirconDtitanite第20題ThezetacalibrationmeanstheEDMisNOTdependentonothermethodsandthereforeisanabsolutedatingmethodinitsownright.()AtrueBfalse第21題Clcontentismostcommonlyusedproxyforannealingkineticsduetoitslowcostandrelativeeaseofmeasurement.()AtrueBfalse第22題TemperaturerangeofPartialAnnealingZoneoverlapswiththetemperaturesrequiredforpetroleumgeneration,makingAFTanalysiswellsuitedforresearchofoil-gasgeneration.()AtrueBfalse第23題Sourcerocksarematerialbasesfor()andaccumulation.AFTanalysisBPAZChydrocarbongenerationDpaleotemperature第24題ThethermalabnormalregionoftheOrdosBasinisroughlyattheareaoftheWuqi,(),Fuxianarea.AYanchangBYan’anCQingyangDMajiagou第25題TheOrdosBasincommencedupliftmainlysince().AEarly-CretaceousBLate-JurassicCTriassicDOrdovician第26題Theinitialmeantracklengthis()μmforapatite.A~60B~8.5C~16.3D~110第27題StratigraphiccontactrelationshipcanbegeologicalconstraintsforcoolingmodelingusingtheHeFTyprogram.()AtrueBfalse第28題Thec-axisprojectionisNOTneededwhenFTmodeling.()AtrueBfalse第29題Variationbetweenstrategiesderivesfromdifferencesin().AfacilitiesBregistrationgeometryCetchingefficiencyofthesurfacesDetchantcharacteristic正確答案：BC第30題Whatkindofinformationbelowshouldberecordedforsamples?()AlatitudeandlongitudeBhydrogeologyCdepthDelevation正確答案：ACD第31題Thespontaneousfissiontracksandtheinducedtracksareetchedon()fortheEDM.AEDManalysismountBapolishedsurfaceCamuscoviteexternaldetectorDBrazilRuby正確答案：BC第32題PriortomountpreparationusingtheLA-ICP-MSmethod,itisimportanttoconfirmthatthemountsizeshouldbeaccommodatedby().AmicroscopestageBbeakerwithetchantliquidCglassslidesboxDlasercell正確答案：AD第33題SourcerocksoftheOrdosBasininclude().AtheYanchangFormationofUpperTriassicBtheYananFormationoflowerJurassicCtheShanxi-TaiyuanFormationsofLowerPermianDtheMajiagouFormationofLowerOrdovician正確答案：ACD第34題Methodsforestimationoferosionalthicknessinclude().AuniformedstratigraphythicknessBRoCintervaltransittimeDpaleobiology正確答案：ABC第35題Afterthetimethatasamplereacheditsmaximumburialtemperature,itwouldcooldownduetothe()ofgeothermalgradient.AsedimentBupliftCdecreaseDincrease正確答案：BC第36題ProceduresforFTanalysiscanbedistinguishedasthe()methods.AEDMBMulti-grainCLA-ICP-MSDSinglegrain正確答案：BD第37題TheMulti-grainMethodsincludethe()methods.ALA-ICP-MSBpopulationCsubtractionDEDM正確答案：BC第38題Perspectivesofpetroleumresourcesinclude().AassessmentofsourcerockpotentialBreservoirclassificationCtrapsidentificationDreserveevaluation正確答案：ABCD第39題Nowadays,softwareforfission-trackdatingincludeHeFTy,DensityPlotter,QTQtand().ARadialPlotterBHelioplotCBinomfitDAftsolve正確答案：ABCD第40題()wereadoptedforthenumericalmodelingoffission-trackdata.AP(χ2)BageGOFClengthGOFDRo正確答案：BC第41題AgesthatmentionedintheFTanalysisinclude().AthecentralageBtheminimumageCthemaximumageDthepooledage正確答案：ADQuiz第1題Organicmatterisasolidpreservedinarock.()ATrueBFalse第2題ItiseasytoidentifyOrganicmatterwithoutusingamicroscope.()ATrueBFalse第3題Organicmatterderivesfromtheplantsonly.()ATrueBFalse第4題Organicmatterisanessentialpartofarockthatproducesoilandgas.()ATrueBFalse第5題Organicmatterderivesfrom().APlantsonlyBPlantsandOrganismsCOrganismsonly第6題Vitrinitescontainhydrogenwhichis().ALessthanLiptinitesBMorethanLiptinitesCEqualtoLiptinitesDDoesn'texistinLiptinites第7題Theorganicmattermaceralsthatmainlyderivedfromtheancientfiresare().AVitrinitesBLiptinitesCInertinitesDAlloftheabovementioned第8題ThedarkerorganicmattermaceralsunderthereflectedUVlightindicatethe().AHighthermalmaturityBLowthermalmaturityCImmatureorganicmatterDNoneoftheabovementioned第9題TheFusinitemaceralsisbelongstotheinertinitemaceralsanditderivedfrom().AMicrobialmaceralBWoodycellsCBacteriaDNoneoftheabovementioned第10題Thefluorescenceredshiftshiftstotheleftwhenthethermaldegreeofkerogenormaceralincreases.()ATrueBFalse第11題Withincreasingthermalmaturity,thefluorescencecolorchangesfromredtoblueincolor.()ATrueBFalse第12題Thefluorescenceblueshiftshiftstotheleftwhenthethermaldegreeofkerogenormaceralislow.()ATrueBFalse第13題Thefluorescenceintensitydecreaseswiththeincreasingthermaldegree.()ATrueBFalse第14題TheHopenemoleculesisgettingbrokenwhenthethermalmaturity().ADecreasesBIncreasesCStaysconstantDNoneoftheabovementioned第15題HighvolatileintheCoalrankmeansthatthemostorganicmatterwillturninto().AOilBCupperCGasDNoneoftheabovementioned第16題ThebrowncoalrankintheAmericanstandardinordertogetthethermalmaturityisreflects().AImmatureorganicmatterBMatureorganicmatterCOvermatureorganicmatterDNoneoftheabovementioned第17題Epsteindividedthethermalmaturitychangingandgavenumbersaccordingtothe().AMaceraltypeBMaceralsizeCMaceralcolorDNoneoftheabovementioned第18題Thetemperatureof600?CistheTmaxtemperaturewhentheorganicmatterturnsinto().AImmaturewindowBMaturewindowCOvermaturewindowDNoneoftheabovementioned第19題WhenthethermaldegreeofkerogenorMaceralsincreases,thefluorescenceintensitywill().ADecreaseBIncreaseCStaythesameDNoneoftheabovementioned第20題Thechemicalreactionrateofvitrinitereflectanceincreaseswith().AIncreasingtemperatureBDecreasingtemperatureCStabletemperatureDNoneoftheabovementioned第21題Theregressionlinethroughthereflectancedataisextrapolatedbackto().ARo=0%BRo=0.2%CRo=0.5%DRo=1%第22題Incontinuousdeposition,withtheincreasingdepththeVitriniteReflectancewill().AIncreaseBDecreaseCStaythesameDNoneoftheabovementioned第23題Whenthethermaldegreedecreases,thevitrinitereflectancevaluewill().AIncreaseBDecreaseCStaythesameDNoneoftheabovementioned第24題Wecancalculatetheerosionrateofagivenstratumbydividingtheerosionthicknessby().ABurialdepthvalueBDurationoferosionphaseCMaximumpaleotemperatureDNoneoftheabovementionedExercises第1題SomeprerequisitesforapplyingFtcorrectioninclude().AhomogenousdistributionofparentisotopesBimplantationofheliumfromsurroundingmatrixisnegligibleCthedatedcrystalhasgeometryofahexagonalprismorasphereDthedatedcrystalisfreeoffractures,cracksandotherimpurities正確答案：ABCD第2題BothbackscatteredelectronimageandCLimageareprincipallyusedtorevealcompositionalvariations.

()第3題BothbackscatteredelectronimageandCLimageareprincipallyusedtorevealcompositionalvariations.()ATrueBFalse正確答案：A第4題TheFusinitemaceralsisbelongstotheinertinitemaceralsanditderivedfrom().AMicrobialmaceralBWoodycellsCBacteriaDNoneoftheabovementioned第5題Thefluorescenceredshiftshiftstotheleftwhenthethermaldegreeofkerogenormaceralincreases.()ATrueBFalse第6題Thefluorescenceblueshiftshiftstotheleftwhenthethermaldegreeofkerogenormaceralislow.()ATrueBFalse第7題TheHopenemoleculesisgettingbrokenwhenthethermalmaturity().ADecreasesBIncreasesCStaysconstantDNoneoftheabovementioned第8題Thechemicalreactionrateofvitrinitereflectanceincreaseswith().AIncreasingtemperatureBDecreasingtemperatureCStabletemperatureDNoneoftheabovementioned第9題Wecancalculatetheerosionrateofagivenstratumbydividingtheerosionthicknessby().ABurialdepthvalueBDurationoferosionphaseCMaximumpaleotemperatureDNoneoftheabovementioned第10題WhichofthefollowingisNOTthefactorforchoosingsuitablemineralsforFTanalysis?()AuraniumcontentBtrackstabilitycharacteristicsCcomplexityofcollectionDmineralabundance第11題Thebulk-etchingrateinmineralsisnotuniformandvariesindifferentcrystallographicdirectionsforalltheminerals.()AtrueBfalse第12題Temperaturethathigherthanthetotalannealingzonewasusedtomakesurethatalltracksinitiallyformedwerecompletelyannealedifsinglepeakdistributionoffission-tracklengthsexists.()AtrueBfalse第13題ThethermalabnormalregionoftheOrdosBasinisroughlyattheareaoftheWuqi,(),Fuxianarea.AYanchangBYan’anCQingyangDMajiagou第14題StratigraphiccontactrelationshipcanbegeologicalconstraintsforcoolingmodelingusingtheHeFTyprogram.()AtrueBfalse第15題Variationbetweenstrategiesderivesfromdifferencesin().AfacilitiesBregistrationgeometryCetchingefficiencyofthesurfacesDetchantcharacteristic正確答案：BC第16題Organicmatterisasolidpreservedinarock.()ATrueBFalse第17題ItiseasytoidentifyOrganicmatterwithoutusingamicroscope.()ATrueBFalse第18題Organicmatterderivesfromtheplantsonly.()ATrueBFalse第19題Organicmatterisanessentialpartofarockthatproducesoilandgas.()ATrueBFalse第20題Vitrinitescontainhydrogenwhichis().ALessthanLiptinitesBMorethanLiptinitesCEqualtoLiptinitesDDoesn'texistinLiptinites第21題Theorganicmattermaceralsthatmainlyderivedfromtheancientfiresare().AVitrinitesBLiptinitesCInertinitesDAlloftheabovementioned第22題ThedarkerorganicmattermaceralsunderthereflectedUVlightindicatethe().AHighthermalmaturityBLowthermalmaturityCImmatureorganicmatterDNoneoftheabovementioned第23題Withincreasingthermalmaturity,thefluorescencecolorchangesfromredtoblueincolor.()ATrueBFalse第24題Thefluorescenceintensitydecreaseswiththeincreasingthermaldegree.()ATrueBFalse第25題HighvolatileintheCoalrankmeansthatthemostorganicmatterwillturninto().AOilBCupperCGasDNoneoftheabovementioned第26題ThebrowncoalrankintheAmericanstandardinordertogetthethermalmaturityisreflects().AImmatureorganicmatterBMatureorganicmatterCOvermatureorganicmatterDNoneoftheabovementioned第27題Epsteindividedthethermalmaturitychangingandgavenumbersaccordingtothe().AMaceraltypeBMaceralsizeCMaceralcolorDNoneoftheabovementioned第28題Thetemperatureof600?CistheTmaxtemperaturewhentheorganicmatterturnsinto().AImmaturewindowBMaturewindowCOvermaturewindowDNoneoftheabovementioned第29題WhenthethermaldegreeofkerogenorMaceralsincreases,thefluorescenceintensitywill().ADecreaseBIncreaseCStaythesameDNoneoftheabovementioned第30題Theregressionlinethroughthereflectancedataisextrapolatedbackto().ARo=0%BRo=0.2%CRo=0.5%DRo=1%第31題Incontinuousdeposition,withtheincreasingdepththeVitriniteReflectancewill().AIncreaseBDecreaseCStaythesameDNoneoftheabovementioned第32題Whenthethermaldegreedecreases,thevitrinitereflectancevaluewill().AIncreaseBDecreaseCStaythesameDNoneoftheabovementioned第33題ɑ-recoildamageisnotpreservedinapatiteandzircon,butispreservedintitanite.()AtrueBfalse第34題Inordertodeterminethe238UcontenttheEDMrequiresthatetchedgrainsbesenttoanuclearreactorfor().AfindingthemirrorimageareaBetchingonthemuscoviteexternaldetectorCaddingalignmentpinpricksDthermalneutronirradiation第35題FortheEDMtheexternaldetectorisetchedtorevealaninducedfission-trackmirrorimagecorrespondingtograinsinthemount,eventhoughthisresultsinasecondsetoftracksbeingproducedwithinthegrainsthemselves.()AtrueBfalse第36題Diameterofetchpitsparalleltotheapatitecrystalc-axisisdefinedas().AannealingzoneBC-axisCCLDDpar第37題TheLA-ICP-MSmethodcanprovidehighspatialresolutionandppmsensitivityforthefission-trackanalysis.()AtrueBfalse第38題Theorganicmaterialinasedimentarybasiniscontrolledmainlybythe().ApetroleumexplorationBpaleo-temperaturesCpressureDcrudeoilprice第39題Apatitefissiontracksaretotallyannealedabove().A~110?CB~40?CC~60?CD~80?C第40題Theχ2testisapowerfultoolfordetritalsamplesfromsedimentarybasinsthathavehadlongresidencetimesinthePartialAnnealingZone.()AtrueBfalse第41題PaleotemperatureoftheprimarysourcerocksintheOrdosBasinbegantoincreasesinceTriassic,followedbygraduallydecreasesincelateofEarly-Cretaceous.()AtrueBfalse第42題TheWeibeiUpliftin()oftheOrdosBasinwhichisasapartoftheNorthChinaCraton.AnorthBsouthCwestDeast第43題TheHeFTyprogramcanbeusedtorecoverthermalhistoryofsamples.()AtrueBfalse第44題WhichofthefollowingsearchmethodswasusedforinversemodelingusingtheHeFTyprogram?()AFiniteelementBExperimentalmeasurementCGaussianprobability-densityfunctionDMonteCarlo第45題WhichofthefollowingdatacanNOTbeadoptedasconstraintsforinversemodeling?()AReservoirdiagenesisBFission-trackagesCSurfacegroundtemperatureDStratigraphiccontactrelationship第46題Themaximumpaleotemperaturecanbecalculatedusingthedataof().AAFTB(U-Th)/HeCvitrinitereflectanceDgeofluidinclusion第47題ApatitemineralswithdeeperburialdepththanthetotalannealingzonecanNOTaccumulatefissiontracksandnoAFTagewasrecorded.()AtrueBfalse第48題TheOrdosBasincommencedupliftmainlysince().AEarly-CretaceousBLate-JurassicCTriassicDOrdovician第49題Theinitialmeantracklengthis()μmforapatite.A~60B~8.5C~16.3D~110第50題Thec-axisprojectionisNOTneededwhenFTmodeling.()AtrueBfalse第51題Whatkindofinformationbelowshouldberecordedforsamples?()AlatitudeandlongitudeBhydrogeologyCdepthDelevation正確答案：ACD第52題Thespontaneousfissiontracksandtheinducedtracksareetchedon()fortheEDM.AEDManalysismountBapolishedsurfaceCamuscoviteexternaldetectorDBrazilRuby正確答案：BC第53題PriortomountpreparationusingtheLA-ICP-MSmethod,itisimportanttoconfirmthatthemountsizeshouldbeaccommodatedby().AmicroscopestageBbeakerwithetchantliquidCglassslidesboxDlasercell正確答案：AD第54題Organicmatterderivesfrom().APlantsonlyBPlantsandOrganismsCOrganismsonly第55題WhichofthefollowingmineralscanNOTbesuitablemineralsforFTanalysis?()AapatiteBquartzCzirconDtitanite第56題ThezetacalibrationmeanstheEDMisNOTdependentonothermethodsandthereforeisanabsolutedatingmethodinitsownright.()AtrueBfalse第57題Clcontentismostcommonlyusedproxyforannealingkineticsduetoitslowcostandrelativeeaseofmeasurement.()AtrueBfalse第58題TemperaturerangeofPartialAnnealingZoneoverlapswiththetemperaturesrequiredforpetroleumgeneration,makingAFTanalysiswellsuitedforresearchofoil-gasgeneration.()AtrueBfalse第59題Sourcerocksarematerialbasesfor()andaccumulation.AFTanalysisBPAZChydrocarbongenerationDpaleotemperature第60題SourcerocksoftheOrdosBasininclude().AtheYanchangFormationofUpperTriassicBtheYananFormationoflowerJurassicCtheShanxi-TaiyuanFormationsofLowerPermianDtheMajiagouFormationofLowerOrdovician正確答案：ACD第61題Methodsforestimationoferosionalthicknessinclude().AuniformedstratigraphythicknessBRoCintervaltransittimeDpaleobiology正確答案：ABC第62題Afterthetimethatasamplereacheditsmaximumburialtemperature,itwouldcooldownduetothe()ofgeothermalgradient.AsedimentBupliftCdecreaseDincrease正確答案：BC第63題ProceduresforFTanalysiscanbedistinguishedasthe()methods.AEDMBMulti-grainCLA-ICP-MSDSinglegrain正確答案：BD第64題TheMulti-grainMethodsincludethe()methods.ALA-ICP-MSBpopulationCsubtractionDEDM正確答案：BC第65題Perspectivesofpetroleumresourcesinclude().AassessmentofsourcerockpotentialBreservoirclassificationCtrapsidentificationDreserveevaluation正確答案：ABCD第66題Nowadays,softwareforfission-trackdatingincludeHeFTy,DensityPlotter,QTQtand().ARadialPlotterBHelioplotCBinomfitDAftsolve正確答案：ABCD第67題()wereadoptedforthenumericalmodelingoffission-trackdata.AP(χ2)BageGOFClengthGOFDRo正確答案：BC第68題AgesthatmentionedintheFTanalysisinclude().AthecentralageBtheminimumageCthemaximumageDthepooledage正確答案：AD第69題Thegenerationofsecondaryelectronareresultedfromthecollisionofthebeamelectronwiththeelectronofthespecimenatoms.()ATrueBFalse第70題Sincetheemissionintensityofbackscatteredelectronsdependsmainlyontheatomicnumber,backscatteredelectronimagescanbeusedtodetectcontrastsbetweenareaswithdifferentchemicalcomposition.()ATrueBFalse第71題Forcathodoluminescence,itistheemissionofphotonsofcharacteristicwavelengthsfromamaterialthatisexcitedby().AultravioletBvisiblelightCelectronDX-ray第72題Substitutionofanelementforthe‘usual’oneisbelievedtobeakeycauseofdistortionofthelatticeinthemineral,andtheimpuritiesaregenerallythemostcommonsourceofCLinminerals.()ATrueBFalse第73題CLimagescanyieldvaluableinformationnoteasilyseenbyothermeans.Therefore,CLimageswillplayausefulpetrographicrolealongsideBSEimagesandlightmicroscope.()ATrueBFalse第74題CharacteristicX-raysareproducedwhentheprimaryelectronejectselectronsfromtheinnershellsofthespecimenatoms.()ATrueBFalse第75題ForthecharacteristicX-raysofeachelement,theyhavetheuniqueenergyandwavelength.Therefore,measuringeithertheenergyorwavelengthofthecharacteristicX-raysenablestheinvestigatortodeterminetheelementsfromwhichtheX-rayswereemitted.()ATrueBFalse第76題ForthetwokindsofX-rayspectrometers,theEDSisexcellentforrapid,qualitativeanalysisofunknownsamples,andtheuseofWDSprovidesgreateranalyticalprecision,superiorpeakresolutionandlowerdetectionlimits.()ATrueBFalse第77題Forthecharacteristicsofinternalstructuresofthemineral,thesecanbedonebycheckthebackscattered-electronimageandcathodoluminescenceimagetakenonthe().AbinocularmicroscopeBpetrographicmicroscopeCscanningelectronmicroscopeDelectronmicroprobe正確答案：CD第78題Inscanningelectronmicroscope,()signalsaremainlyconcerned.AsecondaryelectronBbackscatteredelectronCcathodoluminescenceDcharacteristicX-ray正確答案：ABCD第79題Inordertodeterminethe238UcontenttheEDMrequiresthatetchedgrainsbesenttoanuclearreactorfor().AfindingthemirrorimageareaBetchingonthemuscoviteexternaldetectorCaddingalignmentpinpricksDthermalneutronirradiation第80題FortheEDMtheexternaldetectorisetchedtorevealaninducedfission-trackmirrorimagecorrespondingtograinsinthemount,eventhoughthisresultsinasecondsetoftracksbeingproducedwithinthegrainsthemselves.()AtrueBfalse第81題Diameterofetchpitsparalleltotheapatitecrystalc-axisisdefinedas().AannealingzoneBC-axisCCLDDpar第82題TheLA-ICP-MSmethodcanprovidehighspatialre