第1題Thespecimenshapeusedforthecompressivestrengthtestofrockmustbeacylinder.第2題Thecontainerforaggregateisselectedbasedonthenominalmaximumparticlesize,butacontainercanbechosenforaone-sizelargerparticlesize.第3題Thesievecurveofsandcanrepresentboththeparticlesizedistributionandthefinenessmodulusofthesand.第4題Whendeterminingthebulkdensityofaggregateinitsnaturalstate,theaggregatecanbepouredintothecontainerfromanyheight.第5題Thefinenessmoduluscanreflectthecoarsenessofsandtoacertainextent,butitcannotfullyrepresenttheparticlesizedistributionofthesand.第6題Thescreeningtestforcoarseaggregateusedin()mustusethewetsievingmethod.ACementconcreteBAsphaltmixtureCPavementbaseDRoadbed正確答案：BC第7題Thesamplingamountforaggregatetestingdependson().AMaximumparticlesizeBNominalmaximumparticlesizeCTestitemDTestfrequency正確答案：BCD第8題Theapparentdensityofcoarseaggregatemeasuredatdifferentwatertemperaturesneedstobecorrectedforwatertemperature,andthecorrectionisrelatedtothe()parameter.ADensityofwateratdifferenttesttemperaturesBDensityofwaterat4°CCWatertemperaturecorrectionfactorDDrymassofcoarseaggregate正確答案：AC第9題Thegradationparametersoffineaggregatereferto().AFinenessmodulusBIndividualpercentageretainedCCumulativepercentageretainedDPassingpercentage正確答案：BCD第10題Forcementconcrete,sandwithafinenessmodulusof1.6to3.7isrecommended,andthefinenessmodulusof()fallswithinthisrange.ACoarsesandBMediumsandCFinesandDExtra-finesand正確答案：ABC第11題Thestandarddividessandforordinaryconcreteintothreegradationzonesbasedon().A細(xì)度模數(shù)FinenessmodulusB0.6mm篩孔的累計(jì)篩余百分率Cumulativepercentageretainedfora0.6mmsieveC1.18mm篩孔的累計(jì)篩余百分率Cumulativepercentageretainedfora1.18mmsieveD0.6mm篩孔的通過百分率Passingpercentagefora0.6mmsieve第12題Twotypesofsandwiththesamefinenessmodulushave()gradation.ADefinitelythesameBDefinitelydifferentCNotnecessarilythesameDCannotbecompared第13題Inasphaltmixture,thedividingparticlesizebetweencoarseandfineaggregateis()mm,andincementconcreteaggregate,thedividingparticlesizeis()mm.A2.36and2.36B4.75and4.75C2.36and4.75D4.75and2.36第14題Thephysicalconstantunrelatedtoporevolumeis().ATruedensityBApparentdensityCGross(orbulk)volumedensityDBulkdensity第15題Coarseaggregateservesasthe()inthemixture.AFrameworkBFillerCBulkDDispersion第1題Intheapparentdensitytestoffineaggregates,thearithmeticmeanoftwoparalleltestresultsistakenasthemeasuredvalue.Ifthedifferencebetweenthetworesultsexceeds0.01g/cm3,anewsampleshouldbetakenforre-testing.第2題Themeshbasketmethodcansimultaneouslymeasurethe()ofthespecimen.AApparentdensityBBulkvolumedensityCDryapparentdensityDWaterabsorptionrate正確答案：ABCD第3題Intheapparentdensitytestoffineaggregatesbyvolumetricflasks,theparametersthatneedtobemeasuredare:().ADrymassofthesandsampleBMassofwaterandthevolumetricflaskCMassofsandsample,water,andthevolumetricflaskDDensityofwateratthetesttemperature正確答案：ABCD第4題Thegradingparametersoffineaggregatesreferto:().AFinenessmodulusBPercentageofmaterialremainingoneachsieveCCumulativepercentageretainedDPercentagepassing正確答案：BCD第5題Inthewater-washingsievetestforfineaggregates,whatshouldtheresidualmassonthe0.075mmsievebe?ADrymassofthesandsamplebeforethetest-DrymassofthewashedsandsampleBDrymassofthesandsamplebeforewashingCDrymassofthewashedsandsampleD水洗后篩底試樣質(zhì)量Massofthewashedsampleremainingatthebottomofthesieve第6題Intheapparentdensitytestofsandbyvolumetricflasks,ifthedifferencebetweentwoparalleltestresultsisgreaterthan()g/cm3,anewsampleshouldbetakenforre-testing.A0.01B0.02C0.05D0.1第7題Intheapparentdensitytestforcoarseaggregates,youcansoakthesamplefor24hourstoeliminatethefluenceof().APoreBVoidCOpenporesDClosedpores第8題Thesievetestforfineaggregatesshouldbeperformedtwiceinparallel,withtheaveragevaluetakenasthemeasuredvalue.Ifthedifferenceinfinenessmodulusbetweenthetwotestsexceeds(),are-testshouldbeconducted.A0.01B0.02C0.2D0.3第9題Whatisthesequenceofbulkdensity,apparentdensity,andbulkvolumedensityofcoarseaggregates().ABulkvolumedensity>Apparentdensity>BulkdensityBBulkdensity>Bulkvolumedensity>ApparentdensityCBulkdensity>Apparentdensity>BulkvolumedensityDApparentdensity>Bulkvolumedensity>Bulkdensity第10題Gradingisthearrangementofaggregateparticlesizes,anditaffectsimportantaggregateparameterssuchas().AParticlesizeBCrushingvalueCGradingDPorosity第11題Thesandwithafinenessmodulusof2.90is().ACoarseBMediumCFineDVeryfine第12題Whatistherelationshipbetweentheapparentdensityandbulkvolumedensityofaggregates?AGreaterthanBLessthanCCannotbedeterminedTest第1題Mineralmixturesconsistofcrushedstone,stonechips,sand,andmineralpowder,andthetrialmethodcanbeusedtodeterminetheproportionofeachmaterial.第2題Intheapparentdensitytestforfineaggregate,thearithmeticaverageoftheresultsfromtwoparalleltestsisusedasthemeasurementvalue.Ifthedifferencebetweenthetworesultsexceeds0.01g/cm3,aretestshouldbeconducted.第3題Themaximumdensitycurveofmineralmixturesisanexperimentallyproposedtypeof:().AActualcurveBIdealcurveCTheoreticalcurveDCurverange正確答案：BC第4題Thewirebasketmethodcansimultaneouslymeasurethe()ofthespecimen.AApparentdensityBBulkvolumedensityCDrydensityDWaterabsorptionrate正確答案：ABCD第5題Inthetestoffineaggregateapparentdensitybyvolumetricflasks,theparametersthatneedtobemeasuredinclude:().AThedriedmassofthesandsampleBThemassofwaterandthevolumetricflaskCThemassofsandsample,water,andthevolumetricflaskDThedensityofwaterattesttemperature正確答案：ABCD第6題Thegradationparametersforfineaggregatereferto:().AFinenessmodulusBIndividualsieveresiduepercentageCCumulativesieveresiduepercentageDPassingpercentage正確答案：BCD第7題Intheapparentdensitytestofsandbyvolumetricflasks,ifthedifferencebetweentwoparalleltestresultsisgreaterthan()g/cm3,anewsampleshouldbetakenforre-testing.A0.01B0.02C0.05D0.1第8題Gradingisthearrangementofaggregateparticlesizes,anditaffectsimportantaggregateparameterssuchas().AParticlesizeBCrushingvalueCParticlesizeDPorosity第9題Ifthefinenessmodulusofasandis2.90,itshouldbelongto()sand.ACoarseBMediumCFineDExtrafine第10題Whatistherelationshipbetweentheapparentdensityandbulkvolumedensityofaggregates?AGreaterthanBLessthanCUnabletodetermine第11題Then-thpowerformulaforthemaximumdensitycurveaddressesthe()problemintheactualpreparationprocessofmineralmixtures.AContinuousgradationBDiscontinuousgradationCGradationcurveDGradationrange第12題Thetheoryofthemaximumdensitycurveproposesanideal()curve.AContinuousgradationBDiscontinuousgradationCOpengradationDDensegradation第13題Inthewater-washingsievetestforfineaggregates,whatshouldtheresidualmassonthe0.075mmsievebe?AThedriedmassofthesamplebeforethe-driedmassofthewashedsandsampleBThedriedmassofsandsamplebeforewashingCThedriedmassofwashedsandsampleDThemassofthewashedsampleatthesievebottom第14題Intheapparentdensitytestforcoarseaggregates,soakingthesamplefor24hoursaimstoeliminatetheinfluenceof().APoresBVoidsCOpenporosityDClosedporosity第15題Thesievetestforfineaggregatesshouldbeperformedtwiceinparallel,withtheaveragevaluetakenasthemeasuredvalue.Ifthedifferenceinfinenessmodulusbetweenthetwotestsexceeds(),are-testshouldbeconducted.A0.01B0.02C0.02D0.03第16題Whatisthesequenceofbulkdensity,apparentdensity,andbulkvolumedensityofcoarseaggregates().ABulkvolumedensity>apparentdensity>bulkdensityBBulkdensity>bulkvolumedensity>apparentdensityCBulkdensity>apparentdensity>bulkvolumedensityDApparentdensity>bulkvolumedensity>bulkdensityTest第1題The"R"incementstrengthgrade42.5Rrepresentshigh-early-strength.第2題Thefullnameofthestandardsandusedinthecementmortarstrengthtestis"ChinaISOStandardSand."第3題Incementproduction,themoregypsumadded,thebetter.第4題Toproducecement,clinker,partialadmixtures(ornone),andanappropriateamountofgypsumaregroundtogether.Whatisthepurposeofaddingsum?ACostreductionBIncreasefinenessCImprovechemicalpropertiesDRetardation第5題Thefinalsettingtimeofcementis().AThetimefromwhenwaterisaddedtocementuntilitlosesfluidityBThetimefromwhenwaterisaddedtocementuntilthecementpastebeginstoloseplasticityCThetimefromwhenwaterisaddedtocementuntilthecementpastecompletelylosesplasticityDAlloftheabovestatementsareacceptable.第6題Amagnesiumoxidecontentof()isthedividinglinebetweencalcareousquicklimeandmagnesianquicklime.A5%B10%C15%D4%第7題Inthecementstabilitytest,iftheaverageincreaseindistancebetweenthetwospecimensintheLeChatelierclampisnotgreaterthan()afterboiling,thecementisconsideredstable.A4mmB5mmC6mmD7mm第8題Whenthecementinspectionreportisusedasthebasisforacceptanceinspection,thesealedcementsampleshouldbestoredfor()month(s).AOneBTwoCThreeDFour第9題WhenusingtheVicatapparatustomeasuretheinitialsettingtimeofcement,thedistanceof()betweentheneedleandthebaseplateisusedasthestandardfordeterminingtheinitialsettingstateofcementpaste.A3mm±1mmB4mm±1mmC5mm±1mmD6mm±1mm第10題Themostimportantindicatorforevaluatinglimequalityis()AActiveCalciumOxideandMagnesiumOxideContentBFinenessCCarbondioxidecontentDVolumestability第11題Toeliminatethehazardsof"over-burntlime,"itcanbeagedforhalfamonthafterslakingbeforeuse.第12題Theflexuralstrengthofcementistheaverageresultofasetofthreeprismspecimens.Ifanyofthethreevaluesexceeds±10%oftheaverage,themiddlevalueshouldbeusedasthetestresult.第13題Finequicklimepowdershouldbestoredinadrywarehousewithstrictwaterproofingmeasures.第14題Cementisahydraulicbinder,soitisnotaffectedbymoistureduringtransportationandstorage.第15題Thestrengthgradeofcementisclassifiedbasedonitsthree-daycompressivestrength.第16題Air-settingbindershardenonlyinair,whilehydraulicbindershardenonlyinwater.第17題ThehighertheCO?contentinquicklime,thebetteritscementingperformance.第18題The3dstrengthtestofcementmortarshouldbeconductedwithin()time.A72h±30minB72h±45minC72h±1hD72h±3h第19題Thestandardspecimensizeforthecementmortarstrengthtestis().A150mm×150mm×150mmB40mm×40mm×160mmC70.7mm×70.7mm×70.7mmD50mm×50mm×50mm第20題Thehardeningoflimemainlyoccursthrough().AO2BCO2CH2ODCO2和H2OTest第1題Residualstabilityisanindicatorforevaluatingthewaterstabilityofasphaltmixtures.第2題Thehighertheadhesiongradeofasphalttoaggregate,thebettertheadhesionbetweenasphaltandaggregate.第3題Thelargerthe,thebetterthewaterstabilityoftheasphaltmixture.第4題Boththeoil-stoneratioandasphaltcontentcanbeusedtorepresenttheamountofasphaltinthemixture.Forthesamemixture,whentheasphaltcontentis5%,theoil-stoneratiois4.7%.第5題Whatarethestagesinvolvedinasphaltmixturedesign?APreliminarymixratioBTargetmixratioCProductionmixratioDVerificationofproductionmixratio正確答案：BCD第6題Whatistheprimaryeffectofwaxonthepavementperformanceofasphalt?AAsphaltsoftensathightemperatures.BAsphaltbecomesbrittleatlowtemperatures.CTheadhesionperformancebetweenaggregateandasphaltisaffected.DThepavementskidresistanceisaffected.正確答案：ABCD第7題Whichofthefollowingiscorrectregardingtheapplicableconditionsforthewaterdisplacementmethod,surface-driedmethod,wax-sealedmethod,andvolumemethod?AThewaterweighingmethodissuitableformeasuri