第1題Rockmechanicsiswidelyusedinmodernengineeringconstruction.Whatarethemainapplicationfieldsinvolvedinthiscourse?AHydraulicEngineeringBPetroleumEngineeringCMiningEngineeringDCivilEngineeringETrafficEngineering第2題Whichofthefollowingproblemscanbesolvedorexplainedbyrockmechanicsinpetroleumengineering?AWellboreinstabilityBOrientedperforatingCHydraulicfracturingDSandproductionECasingdamageFReservoirdeformation正確答案：ABCDEF第3題Theroleandpositionofunconventionaloilandgasresourcesinglobaloilandgasproductionarebecomingmoreandmoreimportant.Whichofthefollowingareunconventionaloilandgasresources?ATightrockoilandgasBMudshaleoilandgasCCoalbedmethaneDOilshaleEOilsandsFNaturalgashydrate正確答案：ABCDEF第1題Thedevelopmentofrockmechanicsiscloselyrelatedtohumanactivities.Inprehistory,ourancestorsthrivedincavesandusedrocksastoolsandweapons.The"StoneAge"appeared.However,asadiscipline,rockmechanicshasonlydevelopedinrecentdecades.Inthefollowinglist,whattheproductionactivityisrelatedtorockmechanics?A256-251BC,theDujiangyanwaterconservancyprojectwasbuiltinMinjiang,SichuanB221-206BC,theGreatWallwasbuiltinthenorthernmountainsCAtthebeginningofthe20thcentury,ZhanTianyoupresidedovertheconstructionoftheBadalingTunnelDConstructionoftheThreeGorgesDamwaterconservancyprojectinChinafrom1994to2006正確答案：ABCD03ResearchMethodsofRockMechanics-Homework第1題Therearemanyresearchmethodsforrockmechanics,selectthosemainlyusedinthefollowing?AGeologicalresearchmethodsBPhysicalresearchmethodsCMathematicalresearchmethodsDComprehensiveanalysismethod正確答案：ABCD第2題Themethodofusingnumericalsimulationtostudypracticalproblemsbelongstothephysicsresearchmethod04ResearchObjectsandCharacteristicsinRockMechanics-Homework第1題Whatisthemainresearchobjectofpetroleumengineeringrockmechanics?AIgneousrockBSedimentaryrockCMetamorphicrock第2題Themainresearchobjectofpetroleumengineeringrockmechanicsissedimentaryrock,whatarethemechanicalpropertiesofsedimentaryrock?ADiscontinuityBHeterogeneityCAnisotropyDPermeability正確答案：ABCD05TheMechanicalPropertiesofRocks-homework第1題巖石的力學性質根據(jù)應力、應變和時間的關系分為A彈性B塑性C粘性正確答案：ABC06ElasticPropertiesofRocks-Homework第1題

ThemostcommonlyusedelasticparametersofrocksareelasticmodulusandPoisson'sratio.第2題Whatisthemodulusofelasticityoftenusedwhenstudyingrockmechanics?AInitialmodulusBTangentmodulusCSecantmodulus第3題TherockelasticmodulusandPoisson'sratioofthedrainageconditionareE1andv1,andtherockelasticmodulusandPoisson'sratiooftheundrainedconditionareE2andv2.ThenAE1>E2,v1>v2BE1>E2,v1<v2CE1<E2,v1>v2DE1<E2,v1<v2UniaxialCompressionTestingofRock-Homework第1題巖石單軸壓縮變形一般包括以下哪些階段？A壓實階段B彈性階段C塑性階段D破壞階段正確答案：ABCD第2題

Themaximumstressthattherockcanwithstandunderuniaxialconditionsiscalledthecompressivestrengthoftherock.第3題Whichoffollowingstagesaregenerallyincludedintheuniaxialcompressiondeformationofrocks?ACompactionstageBElasticstageCPlasticstageDDestructionstage正確答案：ABCDTriaxialCompressionTestingofRock-Homework第1題

Therockstrengthandelasticityparametersmeasuredbythetriaxialcompressiontestofrockareclosertotherealformationthantheuniaxialcompressiontest.第2題Whenperformingtriaxialcompressiontestonrocksamples,itisnecessarytowrapalayeroftransparentheatshrinkabletubearoundtherocksamplestostrictlycontrolthedrainageconditions.Iftheheatshrinkabletubeisnotcompletelysealed,whateffectwillithaveonthetestresults?ALowstrength,lowelasticmodulus,largePoisson'sratioBLowstrength,largeelasticmodulus,largePoisson'sratioCHighstrength,lowelasticmodulus,largePoisson'sratioDLowstrength,largeelasticmodulus,lowPoisson'sratio第3題Withtheincreaseofconfiningpressure,whatchangeswilloccurinthemechanicalpropertiesofrocks?AStrengthincreaseBElasticitymodulusincreaseCBrittlenessreduceDPlasticityincrease正確答案：ABCDTensileStrengthTestingofRock-Homework第1題Whatisthemostcommonlyusedmethodtoobtainrocktensilestrengthinrockmechanics?AUniaxialtensiletestBBraziliantestCPointloadstrengthtest第2題Whatarethemethodsforobtainingrocktensilestrength?AUniaxialtensiletestBBraziliantestCPointloadstrengthtest正確答案：ABC10RockRheology-Homework第1題Rockrheologyreferstothephenomenonwiththeeffectoftimedependenceduringrockdeformation.第2題Whatarethetypesofrockrheology?ACreepBRelaxationCRetardedElasticity正確答案：ABCStressandStrain-Homework第1題Howarethesignsofstressandstrainspecifiedinrockmechanics?ATensionaspositive,compressionasnegativeBTensionasnegative,compressionaspositive第2題

Thereasonwhytherockappearsdilatancyundertheactionofforceisthegenerationandpropagationofinternalcracks.第3題Whatistheresultmeanstress/volumetricstraindividedbyvolumemodulus?A1B2C3D4PrincipalStressandPrincipalStrain-Homework第1題Thedirectionsoftheprincipalstressandprincipalstrainatacertainpointarethesame.第2題Giventhestressstateatacertainpoint,isthemagnitudeanddirectionoftheprincipalstressatthatpointdetermined?ASizeanddirectionaredeterminedBSizeanddirectionareuncertainCSizeisdetermined,directionisuncertainDNeedtobedeterminedaccordingtothespecificsituationStrainEnergy-Homework第1題Strainenergyisthedeformationenergystoredbyadeformedobject.第2題Whataretheapplicationsofstrainenergy?ACalculatetheelasticstress-strainrelationshipBUsedtostudycrackgrowthCUsedtosolvemulti-fieldcouplingproblems正確答案：ABCThermoelasticity-Homework第1題Thermoelasticityisthepropertythatthestressandstrainchangeintheelasticrangeduetothenon-uniformtemperaturefieldcausedbyheating.第2題

Whatistheratioofthermalstresstothermalstrain?AElasticModulusBPoisson'sratioPorosityandPermeability-Homework第1題Thevoidratioofrockisgreaterthantheporosityofrock.第2題Whatisthemostclassiclaboratoryformeasuringrockpermeability?AUniaxialcompressiontestingBTriaxialcompressiontestingCDarcyseepageexperimentDBrazilTestingTheEffectiveStressofRock-Homework第1題TheprincipleofeffectivestresswasfirstproposedbytheAustrianscholarTerzaghi.第2題Whatistherelationshipbetweentotalstress,effectivestressandporepressureofrock?ATotalstress=effectivestress-porepressureBTotalstress=effectivestress+porepressure17In-situStress-Homework第1題地應力指存在于地殼中的應力，廣義上也指存在于地球體內的應力。第2題地應力的形成原因有哪些？A上覆巖層壓力B構造應力C溫度應力D孔隙壓力正確答案：ABCD18PorePressure-Homework第1題孔隙壓力即孔隙中的流體具有的壓力。第2題地層產生異?？紫秹毫Φ脑蛴心男?？A地層快速沉積未能及時排水B構造作用導致地層缺乏排水C孔隙流體受到熱力化學作用正確答案：ABC19TheSedimentaryPropertiesofRocks-Homework第1題Whataretheformationprocessesofsedimentaryrocks?APre-depositionBDepositionCPost-deposition正確答案：ABC第2題Whatarethediagenesisofsedimentaryrocks?AHightemperatureBHighpressureCCementationDChemicalreactions正確答案：ABCD20TheMechanicalPropertiesoftheSedimentaryRocks-Homework第1題

Sandstoneandshaleareusuallyanisotropic第2題

Rocksaltisusuallyusedastheidealcompartmentofoilandgasreservoir,whichofthefollowingcharacteristicsdoesithave?A

ExtremelylowpermeabilityB

CreepbehaviorsCDevelopedpermeabilityDDistinctanisotropy正確答案：AB21TheConceptofRockFailureandTensileFailure-Homework第1題OnthesurfaceoftheBraziliansplittest,therockappearstobeundercompression.Infact,thetensilestrengthoftherockismeasured.第2題Therockfailurecriterionistheconditionthatthestressstateofagivenrockneedstobesatisfiedwhenitfails.TheShearandCompactionFailureofRock-Homework第1題Therearemanyfailurecriteriaforrocks.InadditiontotheTrescacriterionandMohr-Coulombcriterionintroducedinthislesson,whatelsedoesitinclude?AMisesyieldcriterionBDrucker-PragercriterionCGriffithcriterionDHoek-Browncriterion

正確答案：ABCD第2題Thecompactionfailureofrockisgenerallythefailureunderhighconfiningpressure.23TheStressAnalysisoftheSurroundingRockoftheVerticalWellWall-Homework第1題Whataretheassumptionsofstressanalysisoftheboreholewallofastraightwell?AIsotropyBUniformCLinearelasticityDAnisotropy正確答案：ABCD第2題Thestressanalysisofthesurroundingrockoftheborehorewalloftheverticalwell

usestheprincipleofstresssuperposition.第3題Whatarethestressesonthesurroundingrockoftheboreholewallofthewell?AThefluidcolumnpressureBTheverticalundergroundstressCThehorizontalmaximumandminimumin-situstressD

Thestresscausedbydrillingfluidseepageeffect正確答案：ABCD24TheGeneralSolutionofElasticStressaroundthewell-Homework第1題Thewellboreinpetroleumengineeringincludesverticalwells,inclinedwellsandhorizontalwells.第2題Stresscanbeconvertedamongtherectangularcoordinatesystem,cylindricalcoordinatesystemandsphericalcoordinatesystem.25TheTimeEffectofPoroelasticity-Homework第1題孔彈性時間效應不僅受井內壓力和地層壓力差影響，還受到濾餅和地層滲透性的影響。第2題孔彈性時間效應導致井周環(huán)向應力是哪些變量的函數(shù)？A時間B距離正確答案：AB26TheRulesofBoreholeFailure-Homework第1題Whereisthemaximumstressdifferencearoundtheborehole?AintheboreholeBontheboreholewallCoutsidetheboreholewall第2題Whenthestressaroundtheboreholeexceedsthestrengthofthesurroundingrock,theboreholewilldamage.27TheMethodsforDeterminingtheIn-situStress-Homework第1題Whatarethemethodsfordeterminingthein-situstressinoilfield?AThehydraulicfracturingBTheboreholebreakoutCTheKaiser

effect正確答案：ABC第2題TheKaisereffectisusedtomeasurein-situstressbythememorypropertyofrocks.第3題ThephysicalmechanismofKaisereffectshowsthatmicrocracks

causetheoccurrenceofacousticemissionsignalsaftertherockisstressed.Whentherockisloadedtothemaximumstressstatewhichhasbeensubjectedto,themicrocracksarereactivatedandacousticemissionactivitieswillsuddenlyincrease.28TheWaveEquation-Homework第1題彈性波包括縱波和橫波。29P-waveandS-wave-Homework第1題橫波不能在流體中傳播是由于流體中的剪切運動不具有彈性性質。第2題通過測量巖石介質中縱波和橫波波速并結合巖石密度，可以推導出巖石的哪些參數(shù)？A抗壓強度B彈性模量C抗拉強度D泊松比正確答案：BD30TheDeterminationofRockElasticityandStrength-Homework第1題常用的聲波測井方法有？A聲波速度測井B聲波全波列測井C陣列聲波測井D井下聲波電視正確答案：ABCD第2題通過聲波測井可以獲得巖石的動態(tài)彈性參數(shù)，根據(jù)動態(tài)彈性參數(shù)可以推導出巖石的靜態(tài)彈性參數(shù)和強度參數(shù)。第3題Thedynamicelasticparametersofrockcanbeobtainedbyacousticlogging,andthestaticelasticparametersandstrengthparametersofrockcanbededucedaccordingtothedynamicelasticparameters.

第4題CommonsonicloggingmethodsareASonicvelocityloggingBSonicfull-trainlogsCArraysoniclogsDDownholeTVS正確答案：ABCD31TheDeterminationofFractureandCollapsePressurewithSonicLogging-Homework第1題Whichofthefollowingformationparameterscanbedeterminedbysoniclogging?APorepressureBFracturepressureCCollapsepressureDCompressiveandtensile

正確答案：ABCD第2題Accordingtothedrillingfluiddensityofthewallcollapse,thepressurefracturecurvecanbeobtainedwhenthewallcollapseoccurs32TheBehaviorsandCausesofBoreholeInstability-Homework第1題Twobasicmechanicsformsofwellboreinstabilityaretensilefailureandshearfailure.第2題Therearemanyfactorsofwellboreinstability,whichcanbedividedintonaturalfactorsandhumanfactors.第3題Whatarethetwopatternsofmanifestationofboreholeinstability?ACollapseBTightholeCLeakagesDBlowouts正確答案：AB33BoreholeCollapse-Homework第1題預防井壁坍塌的措施有哪些？A調整鉆井液密度B優(yōu)化鉆井液性質C加快鉆進速度減少浸泡時間正確答案：ABC第2題井壁發(fā)生坍塌的原因是井壁應力達到井壁巖石破壞條件。34TheRockMechanicsAnalysisofBoreholeStability-Homework第1題Thedirectcauseoftheinstabilityoftheboreholewallisthataftertheboreholeisopened,therockoftheboreholewalllosesitsoriginalsupport.第2題Theformationshearmodulusis6GPa,thedifferencebetweenthehorizontalstressandthebottomwellborepressureis12MPa,howmuchshrinkageofthe10cmholediameterdoesitoccur?A0.1mmB0.2mmC0.3mmD0.4mm35TheInteractionofShaleandDrillingFluid-Homework第1題Intheearlystageofdrilling,thestabilityoftheboreholecanbeimprovedbyaddingsalts.第2題Potassiumionscanimprovetheplasticityoftherockoftheboreholewall,whichisbeneficialtothestabilityofthewellbore.36NonlinearAnalysisofWellboreStability-Homework第1題Muddensitywindowreferstotherangeofdrillingfluiddensitythatcanmaintainthestabilityoftheboreholewallduringdrilling.第2題Whatarethethreemainaspectsofnonlinearproblemsintheanalysisof

wellborestability?ANonlinearelasticityB

PlasticityCAnisotropyDLinearelasticity正確答案：ABC37TheWellboreStabilityAnalysisunderComplexConditions-Homework第1題Surgeandswabeffectsleadtothestabilityoftheboreholewallismainlyduetothecyclicloadingoftherockaroundthebottomofthewell.第2題Themainreasonforthenarrowingofthemuddensitywindowfordeepwaterdrillingsafetyisthattheoverburdeninthedeepwaterareaisequivalenttobeingreplacedbyapartofseawater,whichcausestheoverburdenpressuretobelowerthanthatoftheland,resultinginalowerfracturingandfracturingofthedeepwaterformation,buttheporepressuredoesnotchangemuch.Inthisway,itnarrowsthewindowbetweenporepressureandburstpressure.

38IntroductionofSandProduction-Homework第1題出砂是指疏松砂巖地層在生產壓差的作用下，儲層中的砂粒隨著產出液流向井底的現(xiàn)象。第2題地層出砂的主要機理有哪些？A自由顆粒運移B地層巖石剪切破壞C地層巖石拉伸破壞正確答案：ABC39TheStabilityAnalysisofSandArch-Homework第1題圓柱形孔道比球形孔道更穩(wěn)定。第2題砂拱是一種預測地層出砂的理想化洞穴模型。40SandProductionPredictionandPrevention-Homework第1題Whatarethesandproductionpredictionmethods?

ATheDSTtestBTheadjacentwellsCTheacoustictimedifferencemethodDThecombinedmodulusmethod正確答案：ABCD第2題Whatarethesandcontrolmethods?

ANaturalcompletionsandcontrolBThemechanicalsandcontrolCSandarchsandcontrolDChemicalsandcontrolECokingandsandcontrolFHydraulicfracturingforsandcontrol正確答案：ABCDEF41IntroductionofHydraulicFracturing-Homework第1題水力壓裂是指利用地面高壓泵組，將高粘度液體以大大超過地層吸收能力的排量注入井中，在地層中產生裂縫的過程。第2題壓裂液按過程先后分類一般分為哪些？A前置液B攜砂液C驅替液正確答案：ABC42TheUnderstandingofTensileFailurefromtheEffectiveStress-Homework第1題

Thefracturepressureofhydraulicfracturingformationislessthanthefractureextensionpressure.第2題Inhydraulicfracturing,theeffectivestresscoefficientistakenas1.0,whichismainlyduetothefailureofrockduringfracturing.43TheFormationBreakdownandtheHydraulicFracturingGeneration-Homework第1題Thefracturemechanismofhydraulicfracturingisthetensileandshearfailureofrock.第2題Thefracturepressureofpermeablewellboreisthesameasthatofimpermeablewellbore.44TheHydraulicFractureOrientationandPropagation-Homework第1題Ingeneral,inwhatdirectionarethehydraulicfracturesformedintheshallowanddeepformations?AAllalongthehorizontaldirectionBAllalongtheverticalCHorizontaldirection,verticaldirectionDVerticaldirection,horizontaldirection第2題Hydraulicfracturesgenerallypropagateperpendiculartothedirectionoftheminimumprincipalgroundstressbecausethefracturingfluidhastheleastresistancetoflowalongthisdirection.45TheShapeandSizeofHydraulicFracture-Homework第1題Whataretheparametersofhydraulicfracturesize?AFracturelengthBFracturewidthCFractureheight正確答案：ABC第2題WhichofthefollowingstatementsistrueaboutthePKNmodelandtheKGDmodel?APKNmodelissuitableforthefracturewithalongfracturelengthgreaterthanthefractureheight.BKGDmodelissuitableforthefracturewhoseheightisfargreaterthanitslength.CTheplaneassumptionofPKNmodelisthedirectionoffracturewidthandheight.DTheplaneofKGDmodelisassumedtobejointwidthandseam