在線網(wǎng)課《Rock(太原理大)》單元測(cè)試考核答案

第一章單元測(cè)試第二章單元測(cè)試第三章單元測(cè)試第四章單元測(cè)試第五章單元測(cè)試第六章單元測(cè)試第七章單元測(cè)試第八章單元測(cè)試第九章單元測(cè)試第一章單元測(cè)試1【判斷題】(1分Stratacontrolsimulationtechnologyisdividedintolaboratoryequivalentmaterialsimulationandnumericalsimulation.（）A.對(duì)B.錯(cuò)2【判斷題】(1分Thesimilaritysimulationmethodhastheadvantagesofintuitionistic,simple,economical,rapidandshortexperimentperiod.（）A.對(duì)B.錯(cuò)3【判斷題】(1分Miningengineersaremoreconcernedabouttheproblemcanbebasicallydividedintotwocategories:thecontrolofthesurroundingrockandthecontrolproblemoftheroadway’ssurroundingrock.（）A.錯(cuò)B.對(duì)4【判斷題】(1分Simulationresearchhascertainlimitations,becausethemechanicalpropertiesofrockmassandthelawoforepressureactivityarecomplicated,anditisdifficulttosimulatethemcompletelyandaccurately.（）A.錯(cuò)B.對(duì)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(cè)試1【判斷題】(1分Accordingtothecharacteristicsofsimilarityphenomenon,similaritycanbedividedintophysicalsimilarityandmathematicalsimilarity.（）A.對(duì)B.錯(cuò)2【判斷題】(1分Themodelisanartificiallyshapedentityinthelaboratoryforstudyingthemechanicalpropertiesoftheprototype,whichisanapproximationoftheprototype.（）A.錯(cuò)B.對(duì)3【判斷題】(1分Physicalphenomenaandlawsarerelatedtotheunitsofmeasurementchosen.（）A.對(duì)B.錯(cuò)4【判斷題】(1分Thefirsttheoremofsimilarityandthesecondtheoremofsimilarityarethepropertiesaftersimilarity,whicharesufficientconditionsforsimilarityofphenomena.（）A.錯(cuò)B.對(duì)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(cè)試1【判斷題】(1分Claycanbeusedasbothaggregateandcementingmaterial.（）A.錯(cuò)B.對(duì)2【判斷題】(1分Themechanicalpropertiesofmaterialscanbechangedbychangingtheratioofmaterials.（）A.對(duì)B.錯(cuò)3【判斷題】(1分Thelargertheparticlesizeofsand,thesmallerthestrengthandelasticmodulusofthematerial.（）A.錯(cuò)B.對(duì)4【判斷題】(1分Calciumcarbonateisaplasticmaterial.（）A.錯(cuò)B.對(duì)5【判斷題】(1分CoarsemicawithadiameterofD=1.4~5mmshouldbeusedforthesimulationofweaksurfacessuchasinterlayercracksandjoints.（）A.對(duì)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(cè)試1【判斷題】(1分Fortheresearchobjectofminerockpressure,themainloadisself-weightstress,followedbytectonicstress.（）A.對(duì)B.錯(cuò)2【判斷題】(1分Themodelframeisusuallycomposedofmainstructure,loadingsystemandmeasuringsystem.（）A.對(duì)B.錯(cuò)3【判斷題】(1分Planemodelcanbedividedintoplanestressmodelandplanestrainmodelaccordingtodifferentconstraintsonbothsides.（）A.對(duì)B.錯(cuò)4【判斷題】(1分Themodelislayeredwithmicapowdertoabsorbmoisture.（）A.對(duì)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(cè)試1【判斷題】(1分Itisnecessarytocomprehensivelyconsiderthestress,strainandfailureofrockmassandrelatedstructuresinordertofullyunderstandtherelevantlawswhenstudyingsimulationmodels.（）A.對(duì)B.錯(cuò)2【判斷題】(1分Thedisadvantageofthemechanicalmethodisthattheequipmentistoocomplicated.（）A.錯(cuò)B.對(duì)3【判斷題】(1分Resistancestraingaugeisthemaincomponentofelectricalmeasurementmethod.（）A.對(duì)B.錯(cuò)4【判斷題】(1分Moiremethodisanewmethodofexperimentalstressanalysis.Itisanopticalmethodtomeasurethedisplacementfieldandstrainfieldbyusingtwogroupsofgratinginterferencetogeneratedisplacementmap.（）A.錯(cuò)B.對(duì)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(cè)試1【判斷題】(1分Generallyspeaking,inthestageofcoalseammining,thefirstpressingstepofsinglekeystratumislessthanthatofcompositekeystratum.（）A.對(duì)B.錯(cuò)2【判斷題】(1分Theequivalentmaterialmodeltestsystemconsistsoftwoparts:arigformodeltestsandatestanddataacquisitionsystem.（）A.對(duì)B.錯(cuò)3【判斷題】(1分Metalstrainsensorscannotmonitorlongitudinalhorizondisplacement.（）A.對(duì)B.錯(cuò)4【判斷題】(1分Inthesimulationexperiment,plasticfilmscanbeplacedonbothsidesofthemodelframetoreducefriction.（）A.對(duì)B.錯(cuò)5【判斷題】(1分thecompositekeystratumisdividedintothemainkeystratumandtheinferiorkeystratum,andtheruptureoftheinferiorkeystratumislaterthanthatofthesinglekeystratum.（）A.錯(cuò)B.對(duì)6【判斷題】(1分Dyesshouldnotbeusedtodistinguishrockformations.（）A.錯(cuò)B.對(duì)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(cè)試1【判斷題】(1分numericalanalysismethodsmainlyincludeanalysisofcertaintymethodsandanalysisofuncertaintymethods.（）A.錯(cuò)B.對(duì)2【判斷題】(1分Boundaryelementmethod(BEM)isanaccurateandeffectivemethodforengineeringnumericalanalysis.（）A.對(duì)B.錯(cuò)3【判斷題】(1分Discreteelementmethodcannotsolvethree-dimensionalproblems.（）A.錯(cuò)B.對(duì)4【判斷題】(1分Finitedifferencemethodismoreefficientthanfiniteelementmethod.（）A.錯(cuò)B.對(duì)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(cè)試1【判斷題】(1分Sincethenecessaryinformationinputfordesignpredictionislimited,geotechnicalnumericalmodelsaremainlyusedtoexplainthemechanicalmechanismsaffectingthesystemcharacteristicsandtoperformsimpleexploratorycalculationsforengineeringdesign.（）A.對(duì)B.錯(cuò)2【判斷題】(1分Onceblockcuttingiscompleted,materialpropertiesmustbeassignedtoallblocksanddiscontinuities.（）A.錯(cuò)B.對(duì)3【判斷題】(1分Boundaryforcesandstressescanbeappliedtotheboundariesofrigidanddeformablebodies,butvelocity(displacement)boundariesapplyonlytorigid.（）A.對(duì)B.錯(cuò)4【判斷題】(1分Itisveryeasytodeterminewhetherthestressstateformedinthejointmodelrepresentstheinitialstate.（）A.錯(cuò)B.對(duì)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(cè)試1【判斷題】(1分Accordingtotheconstitutiverelationofblockandjoint,theattributeparametersneededfornumericalcalculationaredetermined,andthemechanicalparametersoftheinterfacebetweenoverburdenrockandcoal-rockstratumaredeterminedaccordingtothephysicalandmechanicaltestdatainlaboratoryandfield.（）A.錯(cuò)B.對(duì)2【判斷題】(1分Becausethenumericalsimulationiscarriedoutincomputersoftware,thereisnoneedtodeterminethedensitysimilarityratioandstresssimilarityratio.（）A.錯(cuò)B.對(duì)3【判斷題】(1分Whenthenumberoflayerslaidbythephysicalsimilaritymodelreachesthesurfacedirectly,noadditionalforceisrequired.（）A.對(duì)B.錯(cuò)4【判斷題】(1分Thegeometricsimilarityratioofnumericalsimulationis1:1.（）A.對(duì)B.錯(cuò)5【判斷題】(1分Physicalsimilaritysimulationandnumericalsimulationarethesameinthemate