在線網(wǎng)課《Rock(太原理大)》單元測試考核答案

第一章單元測試第二章單元測試第三章單元測試第四章單元測試第五章單元測試第六章單元測試第七章單元測試第八章單元測試第九章單元測試第一章單元測試1【判斷題】(1分Stratacontrolsimulationtechnologyisdividedintolaboratoryequivalentmaterialsimulationandnumericalsimulation.（）A.對B.錯(cuò)2【判斷題】(1分Thesimilaritysimulationmethodhastheadvantagesofintuitionistic,simple,economical,rapidandshortexperimentperiod.（）A.對B.錯(cuò)3【判斷題】(1分Miningengineersaremoreconcernedabouttheproblemcanbebasicallydividedintotwocategories:thecontrolofthesurroundingrockandthecontrolproblemoftheroadway’ssurroundingrock.（）A.錯(cuò)B.對4【判斷題】(1分Simulationresearchhascertainlimitations,becausethemechanicalpropertiesofrockmassandthelawoforepressureactivityarecomplicated,anditisdifficulttosimulatethemcompletelyandaccurately.（）A.錯(cuò)B.對5【單選題】(2分)Whatarethecharacteristicsofsimilarsimulationtechnology（）.A.IntuitiveB.TakealongtimeC.ObjectivityD.Accuracy6【單選題】(2分)Whichofthefollowingisnotacommonnumericalmethod（）.A.ThefiniteelementmethodB.FinitedifferencemethodC.TheboundaryelementmethodD.Theinfiniteelementmethod7【單選題】(2分)Inthesimulationstudyofrockformationcontrol,thefollowingoptionisnottheroleofsimulationexperiment（）.A.TosolvesomerockmasspressureproblemswhichcannotbesolvedbytheoreticalanalysismethodatpresentB.AccurateandcompletesimulationoforepressureactivityC.Savemanpower,materialresourcesandworkinghoursD.Itprovidesvaluablereferencedataforindustrialtest8【單選題】(2分)Whichofthefollowingisnotanindicationoftheimportanceofphysicalsimulationtechniques（）.A.Moderntechnologyrepresentedbyelectroniccomputersmakesphysicalsimulationtechnologymorereliable.B.Numericalsimulationresultsoftenneedtobecomparedorverifiedwithsimilarsimulationresults.C.PhysicalsimulationtechnologycanaccuratelyandcompletelysimulatethelawoforepressureactivityD.Solvespecificcomplexproblems.9.【多選題】(3分)正確答案：ACDInrecentyears,withthecontinuousimprovementofengineeringdesignandscientificresearchrequirementsandtherapiddevelopmentofcomputercomputingcapability,numericalmechanicalanalysishasbecomeaconventionalmeanstosolvecomplexengineeringanalysisproblems.Itsmainfunctionsareshowninthefollowingaspects（）.A.TostudytheinternalmechanicsmechanismofengineeringproblemsB.IncreasedengineeringandproductcostsC.IdentifypotentialproblemsduringtheengineeringandproductdesignphasesD.Increasedengineeringandproductreliability10.【多選題】(3分)正確答案：ABDIncivilengineering,transportation,miningengineering,waterconservancyandhydropowerandotherfields,thematerialsinvolvedhave（）andothercharacteristics.A.TheirregularityofgeometricformsB.SpeciesdiversityC.scarcityD.Mediumformpluralism第二章單元測試1【判斷題】(1分Accordingtothecharacteristicsofsimilarityphenomenon,similaritycanbedividedintophysicalsimilarityandmathematicalsimilarity.（）A.對B.錯(cuò)2【判斷題】(1分Themodelisanartificiallyshapedentityinthelaboratoryforstudyingthemechanicalpropertiesoftheprototype,whichisanapproximationoftheprototype.（）A.錯(cuò)B.對3【判斷題】(1分Physicalphenomenaandlawsarerelatedtotheunitsofmeasurementchosen.（）A.對B.錯(cuò)4【判斷題】(1分Thefirsttheoremofsimilarityandthesecondtheoremofsimilarityarethepropertiesaftersimilarity,whicharesufficientconditionsforsimilarityofphenomena.（）A.錯(cuò)B.對5【單選題】(2分)Whenusing（）toguidemodelresearch,thefirstimportantthingistoderivethesimilaritycriterion.A.ThesecondtheoremofsimilarityB.SingleC.ThefirsttheoremofsimilarityD.Thethirdtheoremofsimilarity6【單選題】(2分)Whichofthefollowingdoesnotbelongtothecategoryofgeometricsimilarity（）.A.volumeB.bulkdensityC.areaD.Length7【單選題】(2分)Whichofthefollowingdoesnotbelongtothebasicdimensionunitofaqualitysystem（）.A.[T]B.[F]C.[L]D.[M]8【單選題】(2分)Thesimilaritycriterioncanberegardedas（）.A.1B.invariantC.variableD.constant9.【多選題】(3分)正確答案：ABCWhichofthefollowingisthefundamentaldimensionunitofaforcesystem（）.A.[F]B.[T]C.[L]D.[M]10.【多選題】(3分)正確答案：ABCDThefollowingbelongingtothecategoryofsingle-A.boundaryconditionsB.mediumconditionsC.initialconditionsD.Geometricconditions第三章單元測試1【判斷題】(1分Claycanbeusedasbothaggregateandcementingmaterial.（）A.錯(cuò)B.對2【判斷題】(1分Themechanicalpropertiesofmaterialscanbechangedbychangingtheratioofmaterials.（）A.對B.錯(cuò)3【判斷題】(1分Thelargertheparticlesizeofsand,thesmallerthestrengthandelasticmodulusofthematerial.（）A.錯(cuò)B.對4【判斷題】(1分Calciumcarbonateisaplasticmaterial.（）A.錯(cuò)B.對5【判斷題】(1分CoarsemicawithadiameterofD=1.4~5mmshouldbeusedforthesimulationofweaksurfacessuchasinterlayercracksandjoints.（）A.對B.錯(cuò)6【單選題】(2分)Thefollowingmaterialsthatarenotaggregateare（）.A.PowderedironB.LimeC.MicapowderD.tailings7【單選題】(2分)Whatcanbeusedtoincreasetheplasticityofthematerial（）.A.DiatomiteB.clayC.resinD.asphalt8【單選題】(2分)Finemicawithdiameterd=()mmshouldbeusedforseparationofmicapowder（）.A.0.5～0.7B.0.7～0.9C.0.3～0.5D.0.1～0.39.【多選題】(3分)正確答案：ABCDThefollowingmaterialsarethecementingmaterials（）.A.gypsumB.kaolinclayC.liquidglassD.cement10.【多選題】(3分)正確答案：CDWhatarethedisadvantagesofgypsummaterials（）.A.UnstableperformanceB.hardtoobtainC.Thestrengthofsimilarmaterialsissensitivetogypsumdosage,whichisnoteasytocontrolD.Easytoabsorbmoisture,materialstrengthwillbereduced第四章單元測試1【判斷題】(1分Fortheresearchobjectofminerockpressure,themainloadisself-weightstress,followedbytectonicstress.（）A.對B.錯(cuò)2【判斷題】(1分Themodelframeisusuallycomposedofmainstructure,loadingsystemandmeasuringsystem.（）A.對B.錯(cuò)3【判斷題】(1分Planemodelcanbedividedintoplanestressmodelandplanestrainmodelaccordingtodifferentconstraintsonbothsides.（）A.對B.錯(cuò)4【判斷題】(1分Themodelislayeredwithmicapowdertoabsorbmoisture.（）A.對B.錯(cuò)5【單選題】(2分)Inthestudyofthree-dimensionalproblemsinundergroundspace,need（）.A.PlanestressmodelframeB.three-dimensionalmodelframeC.PlanestrainmodelframeD.swivelmodelframe6【單選題】(2分)Fortheresearchobjectofminerockpressure,themainloadis（）.A.CompressivestressB.self-weightstressC.TensilestressD.tectonicstress7【單選題】(2分)Thenextstepofagitationinmakingthemodelis（）.A.LoadingB.InstallationtemplateC.materialratioD.Measurement8【單選題】(2分)Whenthemoisturecontentisreducedtomakethemechanicalpropertiesofthematerialstable,themodelexcavationorcuttingcanbecarriedoutonlyafterthehumidityislessthan（）.A.10%B.40%C.20%D.30%9.【多選題】(3分)正確答案：ABCDAtpresent,themodelframeusedinChinais（）.A.PlanestrainmodelframeB.PlanestressmodelframeC.swivelmodelframeD.three-dimensionalmodelframe10.【多選題】(3分)正確答案：BDFortheresearchobjectofminerockmasspressure,theloadtobeconsideredis（）.A.TensilestressB.tectonicstressC.CompressivestressD.self-weightstress第五章單元測試1【判斷題】(1分Itisnecessarytocomprehensivelyconsiderthestress,strainandfailureofrockmassandrelatedstructuresinordertofullyunderstandtherelevantlawswhenstudyingsimulationmodels.（）A.對B.錯(cuò)2【判斷題】(1分Thedisadvantageofthemechanicalmethodisthattheequipmentistoocomplicated.（）A.錯(cuò)B.對3【判斷題】(1分Resistancestraingaugeisthemaincomponentofelectricalmeasurementmethod.（）A.對B.錯(cuò)4【判斷題】(1分Moiremethodisanewmethodofexperimentalstressanalysis.Itisanopticalmethodtomeasurethedisplacementfieldandstrainfieldbyusingtwogroupsofgratinginterferencetogeneratedisplacementmap.（）A.錯(cuò)B.對5【單選題】(2分)Whichofthefollowingisnotatypeofmeasurementmethod（）.A.MechanicalmethodB.instrumentalmethodC.ElectrometricmethodD.Photometricmethod6【單選題】(2分)Whichofthefollowingoptionsshouldnotbeconsideredintheselectionofresistancestraingauge.（）A.HardnessofmaterialB.MeasuretheworkingconditionoftheobjectC.Long-termobservationorshort-termmeasurementD.Staticordynamicload7【單選題】(2分)Whichofthefollowingmethodsismechanical?（）A.lasermeasurementmethodB.DialindicatormethodC.levelinstrumentmeasurementmethodD.photographicdisplacementmethod8【單選題】(2分)Whichofthefollowingisnotanadvantageoftheelectricalmethod?（）A.easytointerfacewithall-purposeinstrumentsandsignalprocessingequipmentB.continuousmeasurementandrecordingformanytimesC.SimpleequipmentD.highmeasurementaccuracy9.【多選題】(3分)正確答案：ABDWhatarethefollowingaspectsobservedinthemodel?（）A.Measurementofmodeldeformation(relativedisplacement)B.MeasurementofinternalstressofthemodelC.MaximumloadD.Measurementofabsolutedisplacementofthemodel10.【多選題】(3分)正確答案：ABCWhataretheadvantagesofthemechanicalmethod?（）A.stabilityandsecurityB.strongabilitytoresistexternalinterferenceC.simpleequipmentD.needofpowersupply第六章單元測試1【判斷題】(1分Generallyspeaking,inthestageofcoalseammining,thefirstpressingstepofsinglekeystratumislessthanthatofcompositekeystratum.（）A.對B.錯(cuò)2【判斷題】(1分Theequivalentmaterialmodeltestsystemconsistsoftwoparts:arigformodeltestsandatestanddataacquisitionsystem.（）A.對B.錯(cuò)3【判斷題】(1分Metalstrainsensorscannotmonitorlongitudinalhorizondisplacement.（）A.對B.錯(cuò)4【判斷題】(1分Inthesimulationexperiment,plasticfilmscanbeplacedonbothsidesofthemodelframetoreducefriction.（）A.對B.錯(cuò)5【判斷題】(1分thecompositekeystratumisdividedintothemainkeystratumandtheinferiorkeystratum,andtheruptureoftheinferiorkeystratumislaterthanthatofthesinglekeystratum.（）A.錯(cuò)B.對6【判斷題】(1分Dyesshouldnotbeusedtodistinguishrockformations.（）A.錯(cuò)B.對7【單選題】(2分)Ifthesimulatedstratumthicknessislessthan()m,acomprehensiveselectionshouldbemade:（）.A.0.2B.0.1C.0.3D.0.48【單選題】(2分)Theaveragebulkdensityofthemixtureofsandasaggregateandgypsumandlimeascementis（）g/cm<sup3</sup.A.2.6B.2.7C.2.5D.2.49.【多選題】(3分)正確答案：ABCDSelectsimilarmaterialsbasedonthefollowingprinciples（）.A.ConvenientformanufacturewithshortsettingtimeandsimplelayingB.ThemainphysicalandmechanicalpropertiesofthemodelmaterialsaresimilartothecorrespondingpartsoftheprototypematerialsC.Themechanicalindexisstable,andthemechanicalpropertieswillnotchangebecauseofchangesinatmospherictemperatureandhumidityD.Afterchangingtheratio,themechanicalindexcanbegreatlychangedforselection10.【多選題】(3分)正確答案：ABDModelmonitoringinstrumentsmainlyinclude（）.A.metalstrainsensorsB.digitalhighspeedstraingaugeC.modelplaneD.displacementmeter第七章單元測試1【判斷題】(1分numericalanalysismethodsmainlyincludeanalysisofcertaintymethodsandanalysisofuncertaintymethods.（）A.錯(cuò)B.對2【判斷題】(1分Boundaryelementmethod(BEM)isanaccurateandeffectivemethodforengineeringnumericalanalysis.（）A.對B.錯(cuò)3【判斷題】(1分Discreteelementmethodcannotsolvethree-dimensionalproblems.（）A.錯(cuò)B.對4【判斷題】(1分Finitedifferencemethodismoreefficientthanfiniteelementmethod.（）A.錯(cuò)B.對5【單選題】(2分)Whichofthefollowingisnotanondeterministicanalysismethod（）.A.GreysystemtheoryB.NeuralnetworkmethodC.TimeseriesanalysisD.Thediscreteelementmethod6【單選題】(2分)WhichofthefollowingiswrongaboutUDEC（）.A.UDECcanbeusedinmilitaryactivitiesB.TheblockcanberigidC.TheUDECcalculationpreparationprocessiscomplexD.Blockscandeform7【單選題】(2分)Whichofthefollowingisnottheapplicationareaoffiniteelementmethod（）.A.CivilengineeringB.biomedicalC.entertainmentD.Plateandshellproblems8【單選題】(2分)Whichofthefollowingsoftwareisnotbasedondiscreteelementmethod（）.A.BLOKS3DB.ANSYSC.UDECD.PFC2D/3D9.【多選題】(3分)正確答案：ABCDContinuousmediaanalysismethodsmainlyinclude（）.A.FiniteelementmethodB.FinitedifferencemethodC.TheboundaryelementmethodD.Noelementmethod10.【多選題】(3分)正確答案：ABDThemainstepsoffiniteelementmethodtosolvetheprobleminclude（）.A.Solvingelementstressandstrain,resultprocessinganddisplayB.Loadshifting,boundaryconditionprocessing,solvinglinearequationC.ProblemdiscussionandsolutionD.Structurediscrete,unitanalysis,integralanalysis第八章單元測試1【判斷題】(1分Sincethenecessaryinformationinputfordesignpredictionislimited,geotechnicalnumericalmodelsaremainlyusedtoexplainthemechanicalmechanismsaffectingthesystemcharacteristicsandtoperformsimpleexploratorycalculationsforengineeringdesign.（）A.對B.錯(cuò)2【判斷題】(1分Onceblockcuttingiscompleted,materialpropertiesmustbeassignedtoallblocksanddiscontinuities.（）A.錯(cuò)B.對3【判斷題】(1分Boundaryforcesandstressescanbeappliedtotheboundariesofrigidanddeformablebodies,butvelocity(displacement)boundariesapplyonlytorigid.（）A.對B.錯(cuò)4【判斷題】(1分Itisveryeasytodeterminewhetherthestressstateformedinthejointmodelrepresentstheinitialstate.（）A.錯(cuò)B.對5【單選題】(2分)Thebasiccommandsforcuttingblocksaremissing（）.A.JSETB.ROUNDC.CRACKD.ARC6【單選題】(2分)ThesystemunitofDensityis（）.A.kg/m<sup3</supB.PaC.m/sec<sup2</supD.N7【單選題】(2分)Themore()thefilletlengthis,themore()theinitialunbalanceforceis.（）.A.Small,bigB.Small,smallC.Big,smallD.Big,big8【單選題】(2分)()Changetheblocktoisotropicelasticcharacteristics;()changestheblocktomoore-Coulombmodelandconsiderstheplasticproperties.（）.A.Cons=1Cons=0B.Cons=0Cons=3C.Cons=1Cons=3D.Cons=0Cons=19.【多選題】(3分)正確答案：ACThemostefficientplasticmodelis（）.A.D-PmodelB.DoubleyieldmodelC.M-CmodelD.Strainsoftening/hardeningM-Cmodel10.【多選題】(3分)正確答案：BDInwhichcaseUDECwilltakealongtimetoconverge:（）.A.ThereisasmalldifferenceinblockorcellsizeB.Thereisabigdifferenceinblockorunitsize.C.ThereislittlecontrastbetweenthestiffnessorpropertiesofblockmaterialandjointedmaterialD.Therigiditiesorpropertiesoftheblockmaterialandthejointmaterialarequitedifferent第九章單元測試1【判斷題】(1分Accordingtotheconstitutiverelationofblockandjoint,theattributeparametersneededfornumericalcalculationaredetermined,andthemechanicalparametersoftheinterfacebetweenoverburdenrockandcoal-rockstratumaredeterminedaccordingtothephysicalandmechanicaltestdatainlaboratoryandfield.（）A.錯(cuò)B.對2【判斷題】(1分Becausethenumericalsimulationiscarriedoutincomputersoftware,thereisnoneedtodeterminethedensitysimilarityratioandstresssimilarityratio.（）A.錯(cuò)B.對3【判斷題】(1分Whenthenumberoflayerslaidbythephysicalsimilaritymodelreachesthesurfacedirectly,noadditionalforceisrequired.（）A.對B.錯(cuò)4【判斷題】(1分Thegeometricsimilarityratioofnumericalsimulationis1:1.（）A.對B.錯(cuò)5【判斷題】(1分Physicalsimilaritysimulationandnumericalsimulationarethesameinthemate