第1題Aminefireissomeuncontrolledcombustionthatoccurswell-downinacoalmine.第2題Theformsofcombustionarediffusioncombustion,____,____,____正確答案：:Decompositioncombustion正確答案：:Surfacecombustion正確答案：:Premixedcombustion第3題Thecombustionformofthedecompositioncombustionappearsin().AInthecombustionofgaseousfuelsBInthelaterstagesofcombustionofsolidfuelsCInthecombustionofsolidandsomeliquidfuelsDCombustionofcombustiblegasesmixedwithairinadvance第4題China'scoalmineCoalMineSafetyRulesstipulatesthemaximumallowablevalueofwell-downCOconcentrationis().A50ppmB80ppmC100ppmD24ppm第5題Themajorityofpeoplekilledinminefiresdiefrom().ACOpoisoningBHightemperatureflamesCFailuretomasterescapemethods第1題Firesthatoccurintheairflowflowingfromthehighestpointoftheshaftelevationtothelowestpointarecalleddownwindflowfires.第2題Accordingtotheclassificationofcombustibles,minefiresaredividedintocoalspontaneouscombustionfires,minetimbercombustionfires,powdercombustionfires,electron-mechanicaldevicefire,gascombustionfiresandoilcombustionfires.第3題Minefirescanbedividedinto____firesand____firesaccordingtothelocationofthefire.正確答案：:Well-downfires正確答案：:Groundfires第4題Accordingtotherelativeabundanceoffuelduringcombustion,combustionisdividedintotwoformsof____and____.正確答案：:Oxygen-richcombustion正確答案：:Fuel-richcombustion第5題Accordingtothedifferentignitionsourcesthatcauseminefires,minefiresaredividedintotwocategoriesof()and().AExogenousfireBGroundfiresCSpontaneousfiresDWell-downfires正確答案：AC第6題Thecausesandlocationsofminefiresarediverse,butallmusthavethreeconditions,namely:()()and(),commonlyknownasthethreeelementsoffire.AHeatsourceBCombustiblesCOxygen正確答案：ABC第7題Whichofthefollowingdoesnotbelongtothecharacteristicsoffuel-richcombustionis().AMuchresidualoxygen(about15%)BMorefuel,insufficientoxygensupplyCGreaterdangerDLargeamountsofcombustiblevolatilesremaining第8題Whichofthefollowingisanspontaneousfire().AGasexplosionignitionBIgnitionofcableCFireblastersDSpontaneouscombustioninthegoaf1.2.1SpontaneousIgnitionofCoal第1題Ingeneral,anthracitehasagreatertendencyofspontaneouscombustionthanlignite.第2題Forcoalwiththesameheatproductioncapacity,theself-heatingtemperatureofcoalisthesame.第3題Automaticaccelerationofcoaloxidationreaction,gradualaccumulationofheatgeneratedbyoxidationandautomaticincreaseintemperatureduringtheself-heatingperiod.第4題Theconditionsforcoalspontaneouscombustionarethatthecoalhasatendencytospontaneouscombustionandexistsinabrokenandstackedstate,____,____,andthetimetomaintainthecontinuousdevelopmentoftheoxidationprocessofcoal.正確答案：:Adequateventilationforoxygensupply正確答案：:Goodheatstorageenvironment第5題Whichofthefollowinglocationsbelongtothelocationsofwell-downcoalminesthatarepronetospontaneousignition?()AGoafBWorkingaspectsstoppingmininglineandtheopen-offcutCCoalminetrackroadwayDThereturnairshaft正確答案：AB第6題Whatarethedifferencesbetweenaspontaneousignitionaccidentandanexogenousfireaccidentinamine?()ASuddenBConcealedfiresourceCSlowdevelopmentprocessDGreaterdanger正確答案：BCD第7題Intheself-heatingstage,whenthetemperatureofcoalexceedsthecriticaltemperatureofself-heating(),theoxygenabsorptioncapacityofcoalwillautomaticallyaccelerate.A40℃~60℃B60℃~80℃C80℃~100℃D100℃~120℃第8題Whichofthefollowingcoal-oxygeninteractiontheoryiscorrect()?AJonesobservedthepresenceofoxidessuchascoduringthecoalspontaneouscombustioninhisexperiments.BTheessenceofcoalspontaneouscombustionistheresultofthecontradictorymovementofcoaloxidationtoabsorbheatanddissipateheattotheenvironment.CThemaincauseofcoalspontaneouscombustionistheresultofthechemicalandphysicalcompoundingofcoalandoxygen.DWhencoalisexposedtoair,chemicaladsorptionoccursfirst.第9題Whichofthefollowingisawidelyacceptedcoalspontaneouscombustionhypothesis()?APyriteinteractiontheoryBCoal-oxygeninteractiontheoryCBacterialinteractiontheoryDRadicalinteractiontheory第10題Thedevelopmentprocessofwell-downcoalspontaneouscombustioncanbedividedintothreestages,whichare().AIncubationperiod,self-heatingperiodandvigorousperiodBIncubationperiod,self-heatingperiodandcombustionperiodCSelf-heatingperiod,combustionperiodandvigorousperiodDSpontaneouscombustionperiod,self-heatingperiodandvigorousperiod第11題Whenthereisanabnormalsmellintheroadway,suchaskerosenesmell,pinesmellandcoaltarsmell,itindicatesthatthereis()hiddendangerabovetheairflow.AGasoutburstBRooffallingCCoalspontaneouscombustion1.2.3FactorsAffectingCoalSpontaneousCombustion(I)第1題Thedegreeofcoalmetamorphismisoneoftheintrinsicfactorsaffectingthecoalspontaneouscombustion.Forthelignite,bituminouscoal,anthracite,thesequenceofpropensitytospontaneouscombustionis:lignite≥bituminouscoal≥anthracite.第2題Themoistureofcoalhasonlyaninhibitingeffectonspontaneouscombustionofcoal.第3題Thedegreeofcoalmetamorphismisthedecisivefactoraffectingthespontaneouscombustiontendencyofcoal.第4題Thegreatertheporosityofthecoal,themore____spontaneouscombustion.Forcoalswiththesamedegreeofmetamorphism,themore____brittletheyare,themorelikelytheyaretobespontaneouscombustion.正確答案：:Proneto正確答案：:Large第5題Generally,coallayerswithsulfurcontentgreaterthan()arecoallayersofspontaneousignition.A2%B3%C4%D5%第6題Whichofthefollowingisnotacomponentofcoalrock?()AVitrainBPowderedcoalCFusainDClarain1.2.4FactorsAffectingCoalSpontaneousCombustion(II)第1題Theretreating"U"and"W"shapedventilationisnotconducivetothepreventionandcontrolofcoalspontaneouscombustion.第2題Theslowertheworkingaspectadvances,thesmallerthepossibilityofcoalspontaneouscombustionleftinthegoaf.第3題Theminingtechnologywithfastrecoveryspeed,lowcoallossinthegoafandgoodroofmanagementcanhelpreducetheriskoffirecausingbycoalspontaneouscombustion.第4題Jointsandfissuresnotonlyincreasethecontactareaofcoalandoxygen,butalsoincreasethechannelofairleakage.Therefore,coallayerswithundevelopedjointsandfissuresaremorelikelytospontaneousignition.第5題Itisfoundthatwhentheairleakageontheunitareaofthegoafisgreaterthan1.2m3/min,spontaneouscombustionfirewillnotoccur,sothecoalspontaneouscombustioncanbepreventedbyincreasingtheairleakage.第6題Whataretheexternalfactorsaffectingthecoalspontaneouscombustion?AExtractiontechnologyfactorBAtmosphericpressureconditionsCVentilationmanagementfactorsDCoallayergeologicaloccurrenceconditions正確答案：ACD第7題Whichofthefollowingstatementisthecorrectaboutcoalspontaneouscombustion?AOneofthebasicconditionsforspontaneouscombustionisthatthecoaltendstospontaneouscombustionandisinastateofbrokenaccumulation.BAslongastherearefissuresintheundergroundcoalandsuitableventilationandoxygensupplyconditions,spontaneouscombustionissuretooccurCThelargertheairleakage,themorelikelythecoalistospontaneouslycombust.DAslongasthethreeconditionsofcoalaccumulation,ventilationandoxygensupplyandheataccumulationaresatisfied,thecoalwillspontaneouslycombustimmediately.ProjectIUnitTesting第1題ThepresenceofCOintheairflow,whoseoccurrenceisontherise,itdoesnotdeterminetheexistenceofapotentialforspontaneousignition.第2題Iftheoxygencontentisreducedto12%orless,thegaswillnotexplodeevenifitreachestheexplosionlimit.第3題Intheeventofafireaccidentinthemine,personnellocatedontheinletsideofthefiresourceshallretreatagainstthefreshairflow.第4題Whentheairpressureofthemainventilatoronthemainairpathisinthesamedirectionasthefire-heatingairpressure,themainairflowwillhaveacompletelysuredirection.第5題Thedirectionofthefire-heatingairpressureisalwaysdownward.第6題Afirethatoccursintheairflowfromthelowestpointofthewellroadwayelevationtothehighestpointiscalledanupwindflowfire.第7題Thebasicformsofairflowdisorderaresmokeflowreversaland____.正確答案：:Airflowreversal第8題Well-downcoalminescommonlyuse____fireextinguisher,____fireextinguisherand____fireextinguisher.正確答案：:Drypowder正確答案：:Foam正確答案：:Carbondioxide第9題Therearetwotypesofpressurebalancemethods:sealedareapressurebalanceand____.正確答案：:Openareapressurebalance第10題Theinhibitingeffectofinhibitorismeasuredby____and____.正確答案：:Inhibitingrate正確答案：:Inhibitinglife第11題Groutingwithminingcanbedividedintomethodssuchasburiedpipegrouting,____and____,andintegratedminingworkingaspectspipeinsertiongrouting.正確答案：:Drillinggrouting正確答案：:Workingaspectssprinkling第12題ClassIofspontaneouscombustionminehasaspontaneousignitionperiodoflessthan____months.正確答案：:3第13題Thecausesandlocationsofminefiresarediverse,butallmusthavethreeconditions,namely:____,____and____,commonlyknownasthethreeelementsofafire.正確答案：:Heatsource正確答案：:Combustibles正確答案：:Oxygen第14題Airflowcontrolduringminefireperiodincludes.（）AAirvolumecontrolBAirdirectioncontrolCAirresistanceDVentilationfacilities正確答案：AB第15題Therearemanymethodstodeterminethespontaneouscombustiontendencyofcoal,andthewrongoneamongthecommonlyusedmethodsis().AOxygenabsorptionmeasurementmethodBCoaltemperaturetestingmethodCFiretemperaturereductionvaluemeasurementDOxidationratemeasurementmethod第16題Themoistureofcoalhasonlyacceleratedoxidationeffectoncoalspontaneouscombustion.第17題Sincespontaneouscombustionwillleadtotheevaporationofwaterandtheformationofdewdrops,sowhendropofwatercondensationisfound,itcanbeconcludedthatthenearbycoalbodyhasspontaneouscombustion.第18題Itisnowwidelybelievedthatthecauseofspontaneouscombustionofcoalistheresultofthecompoundactionofcoalandoxygen.第19題Fromtheprocessofspontaneousignitionofcoal,itcanbeseenthattheessenceofspontaneouscombustionofcoalistheprocessofacceleratingitsownoxidationrate,whichissofastthattheheatgeneratedistoolatetobedissipatedtotheoutsideworld,andleadstospontaneouscombustion.第20題Whataretheexternalfactorsaffectingthespontaneouscombustionofcoal?ACoallayergeologicaloccurrenceconditionsBVentilationmanagementfactorsCExtractiontechnologyfactorDAtmosphericpressureconditions正確答案：ABC第21題Whatarethedifferencesbetweenaspontaneousignitionaccidentandanexogenousfireaccidentinamine?()AGreaterdangerBSlowdevelopmentprocessCSuddenDConcealedfiresource正確答案：ABD第22題Theoxygencontent()intheairflowinacertainareaofthemine,anditsconsumptiontendstobe(),thatis,thereisaspontaneousignitionhazard.ADecreasesIncreasingBIncreasesDecreasingCIncreasesIncreasingDDecreasesDecreasing第23題Theconditionsforspontaneouscombustionofcoalare().AThecoalwiththetendencyofspontaneouscombustionisinthestateofbrokenaccumulationBThereiscontinuousventilationandoxygensupplytomaintainthedevelopmentofcoaloxidationprocessCTheheatgeneratedbyoxidationaccumulatestoraisethetemperatureofthecoalDTheabovethreeconditionsarepresentatthesametimeandaregreaterthanthespontaneousignitionperiodofthecoal第24題Whichofthefollowingstatementaboutspontaneousfiresinminesisincorrect()?AThespontaneouscombustiontendencyofcoalisanecessaryconditionfortheformationofspontaneousfireBSpontaneousminefirecannotdevelopintoopenflamebecauseofthepooroxygensupplyconditionsforspontaneousfireCTheenvironmentforheatbuildupisnecessaryforanspontaneousfiretooccurDThemechanismoftheoccurrenceofspontaneousandexogenousfiresinminesisthesame第25題Essentially,combustionisaviolent____reactionaccompaniedbyluminescenceandexothermicphenomena.正確答案：:Redox第26題Minefiresaredividedinto____and____accordingtothedifferentignitionsourcesthatcausethem.正確答案：:Exogenousfires正確答案：:spontaneousfire第27題Aminefireisanuncontrolledcombustionthatoccursin____andthreatensthesafeproductionofthemineandcausesdamage.正確答案：:Well-downornearthesurfacewellheadofacoalmine2.1IdentificationofCoalSpontaneousCombustionTendency第1題Intheoxidationratemeasurementmethod,theheatgeneratedbythetemperatureriserateofthecoalsampletreatedwith____isusedasanindicatorofthepropensitytospontaneouscombustion.正確答案：:Hydrogenperoxide第2題Thetendencyofcoalspontaneouslycombustcanbedividedintothreecategories,whichare____,____and____.正確答案：:Pronetospontaneouscombustion正確答案：:Spontaneouscombustion正確答案：:Notpronetospontaneouscombustion第3題Thedualgaspathgasphasechromatographyoxygenabsorptionidentificationmethodisusedtodeterminetheamountofoxygenabsorbedpergramofdrycoalatatmosphericpressure()withtheZRJ-1coalspontaneouscombustiondetector.A10℃B20℃C30℃D40℃第4題Therearemanymethodstodeterminethepropensityofcoalspontaneouscombustion,andamongthecommonlyusedmethods,thewrongmethodis().AOxygenabsorptionmeasurementmethodBCoaltemperaturetestingmethodCFiretemperaturereductionvaluemeasurementDOxidationratemeasurementmethod第5題ThemethodsusedinChinaforpredictingthepropensityofspontaneouscombustionincludethetemperatureriseintersectionmethod,themaximumtemperatureofhydrogenperoxidemethodandtemperaturereductionvaluemethodatignitionpoint,andthecurrentmethodis().ASelf-heatingtemperaturemethodBHeatreleaseratemethodmicrocalorimetermethodCActivationenergymethodDChromatographyoxygenabsorptionmethod2.2.1SpontaneousIgnitionPeriodofMine第1題Thespontaneousignitionperiodofacoallayercanbeprolongedbyincreasingtheoxidationrateofthecoal,increasingtheintensityofheatdissipation,andsuppressingtherateoftemperaturerise.()第2題ThepresenceofCOinthemineairflow,withitsoccurrencetrendingupward,indicatesapotentialforspontaneousignition.第3題Thelengthofthespontaneousignitionperiodofacoallayerremainsessentiallythesame.()第4題Themethodofdeterminingtheperiodofcoalspontaneousignitiondoesnotinclude?()AAnalogymethodBStatisticscomparativemethodCCalculationmethodDLaboratoryanalysismethod第5題Whichofthefollowingcandeterminetheexistenceofspontaneouscombustionhazardinthecoalminewell-downis().AThepresenceofCOintheairflowBThepresenceofCO2intheairflowCCoal,rock,airandwatertemperaturesriseabovenormalDAdecreaseintheoxygencontentoftheairflow第6題Thespontaneousignitionperiodofcoalisthetimemeasureoftheriskofspontaneousignitionofcoal,i.e.,thetimerequiredforthecoalbodytospontaneouslycombustfromthetimeitisexposedtotheairenvironment,i.e.,thetimerequiredforthetemperaturetoreach().A190℃B70℃C50℃DTheignitionpointtemperatureofthecoal2.2.2DeterminationofSpontaneousIgnitionGradeofMine第1題ALevelIVspontaneouscombustionmineisonethathasa____butdoesnotmeettheconditionsofLevelI,IIandIIIminesabove.正確答案：:Spontaneousignitionhistory第2題Thefirerateofmilliontonsinthelast10yearsofLevelIIspontaneouscombustionminesismorethan____butnotmorethan____.正確答案：:2正確答案：:3第3題ThespontaneousignitionperiodofaLevelIspontaneouscombustionmineislessthan()months.A2B3C4D5第4題Thespontaneousignitionhazardlevelofamineisdividedinto()levelsaccordingtothefirerateofonemilliontonsinthelast10yearsandthespontaneousignitionperiodofthemineAIBIICIIIDIVProjectIIUnitTesting第1題

Humanintuitioncanbeusedastheonlybasisforearlyidentificationofcoalspontaneouscombustion.第2題

Whencoalentersthestageofspontaneouscombustion,thefirstfirecoefficientR1thatincreasescontinuouslyindicatesthataspontaneouscombustionfirehasoccurred.

第3題Indexgasesthatarenotcommonlyusedforearlypredictionofforecastingcoalspontaneouscombustionare()?AAlkaneratioBCOCCO2DEthylene第4題Gassampleanalysiscanbeperformedusinginstrumentssuchasgaschromatographandinfraredgasanalyzer.第5題Whetheraminefirecanbecorrectlyforecastedintimedependsnotonlyonthecorrectselectionofindexgasesandhigh-precisiondetectioninstruments,butalsoonwhetherthemeasurementpointsaresetappropriately,andwhetherthesamplingmethodandtheanalysisandjudgmentofdataarecorrect.第6題Theoccurrenceofminefirecanbepredictedaccordingto().AJudgebycoaltarodorBChangeoftemperatureCHumandiscomfortDObservethechangesinhumidityofwell-downairandchangesinsurfacemoistureofcoalbody正確答案：ABCD第7題Methodsfordeterminingthespontaneousignitionperiodofcoalinclude?（）AAnalogymethodBStatisticscomparativemethodCCalculationmethodDLaboratoryanalysismethod正確答案：ABD第8題ThespontaneousignitionperiodofaClassIspontaneouscombustionmineislessthan()months.A2B3C4D5第9題Dualgaspathgaschromatographyoxygenabsorptionidentificationmethodisusedtodeterminetheamountofoxygenabsorbedpergramofdrycoalat()atatmosphericpressurewiththeZRJ-1coalspontaneouscombustibilitydetector.A40℃B30℃C20℃D10℃第10題Thespontaneousignitionhazardlevelofamineisdividedinto____levelsaccordingtothemine'sone-million-tonfirerateandnaturalfireperiodwithinthelast10years.正確答案：:Four第11題Inthefiretemperaturereductionvaluemethod,thecoalwithahighspontaneouscombustiontendencyhasa____firetemperaturereductionvalue.正確答案：:Large第12題Theoxidationratemeasurementmethodisbasedontheheatgeneratedbythetemperatureriseratephasewhenthecoalsampleistreatedwith____asanindexofthespontaneouscombustiontendency.正確答案：:Hydrogenperoxide3.1EarlyPredictionandForecastingofCoalSpontaneousIgnition第1題Safetymonitoringsystemsareusedtomonitorfiresthroughsensorssuchassmoke,temperature,CO第2題Whenthecoalentersthespontaneouscombustionstage,ifthesecondfirecoefficientR2exceeds0.02,itmeansthatafirehasoccurred.第3題Whencoalentersthestageofspontaneouscombustion,thefirstfirecoefficientR1thatincreasescontinuouslyindicatesthataspontaneouscombustionfirehasoccurred.第4題Humanintuitioncanbeusedastheonlybasisforearlyidentificationofcoalspontaneouscombustion.第5題Theratioof____to____intheairflowthroughthefiresourceorself-heatingsourceiscalledthefirecoefficientorGrahamcoefficient正確答案：:TheamountofincreaseinCOconcentration正確答案：:Theamountofdecreaseinoxygenconcentration第6題Thein-mineaircompositionanalysismethodisamethodofdetectingspontaneouscombustionfiresbyanalyzingthecompositionofgasesreleasedduringthe____phaseofcoal.正確答案：:Self-heating第7題WhenusingCOasanindexgas,both____and____canbeused.正確答案：:COconcentration正確答案：:TheabsoluteamountofCOproduced第8題Theoccurrenceofminefirescanbepredictedbasedon().AObservethechangeofhumidityinthewell-downairandthechangeofmoistureonthesurfaceofthecoalbody.BJudgingbythesmellofcoaltar.CThefeelingofhumandiscomfort.DChangeoftemperature.正確答案：ABCD第9題Whichhumanphysiologicalsensescanpredicttheoccurrenceofminefires?()AOlfactorysenseBVisualsenseCHearingDTouch正確答案：ABD第10題Thenumberoftimesameasurementpointissampledshouldnotbelessthan()timesandtheerrorshouldnotbegreaterthan5%,otherwiseitshouldbere-collected.A1B2C3D4第11題Indexgasesthatarenotcommonlyusedforearlypredictionofforecastingcoalspontaneouscombustionare()?ACOBAlkaneratioCEthyleneDCO2第12題Whichofthefollowingisnotamethodforearlypredictionofspontaneousignition()?AOxygenabsorptionmeasurementmethodBHumanbodysensesCAircompositionanalysismethodinthemineDCoaltemperaturetestingmethod第13題Theearliestmethodappliedtotheearlypredictionofcoalspontaneouscombustionis?()ATemperaturemeasurementmethodBDualelementtracermethodCSpontaneouscombustiontendencypredictionmethodDIndexgasmethod3.2MiningTechnicalMeasurestoPreventSpontaneousIgnitionofCoal第1題Nocoalpillarminingcaneffectivelypreventspontaneousignitionofcoal.第2題Theminingrequirementstopreventcoalspontaneouscombustionaresimpleroadwayarrangement,minimumcutofcoallayer,maximumcoalextractionrate,fastestrecoveryrateandminimumairleakagefromthegoaf.第3題____lineislong,resistanceislarge,easytocausewell-downairleakageandleadtocoalspontaneouscombustion,soitisonlysuitableforsmallmineswithasmallrangeofwell-fields;____lineisshort,resistanceissmall,conducivetoreducingairleakagetopreventspontaneouscombustion,andtheminehasmanysafetyoutlets,goodsafety,suitableforlargeandmedium-sizedmines.正確答案：:Centralizedventilationsystem正確答案：:Diagonalventilationsystem第4題Gasanalysismethodistodetectthelocationofthefiresourcebyusingtherelationshipexistingbetween____and____intheprocessofcoalspontaneouscombustion.正確答案：:Thegasproduced正確答案：:Temperatureofcoalbody第5題Whatarethetechnicalmeasuresforminingtopreventcoalspontaneousignition?AReasonableminedevelopmentsystemBReasonablecoalminingmethodCReasonablearrangementofventilationfacilities正確答案：AB第6題Whenminingnearhorizontalorslowlyinclinedthickcoallayersinlayers,whatarethethreeformsoflayingouttheflatlanesinthelayersection?AInternalinterlacingBExternalinterlacingCParallelDVertical正確答案：ABD第7題Whenminingminespronetospontaneouscombustionandspontaneouscoallayers,areasonableminingsequenceshouldbeadheredto,whichisalsoanimportantmeasuretopreventcoalspontaneouscombustion.Whichofthefollowingstatementiscorrect()?AWhenminingacoallayergroup,theupperlayershallbeminedfirstbeforethelowerlayer.BWhenmininginclinedorsteeplyinclinedcoallayers,thelowerstageshouldbeminedfirstbeforetheupperstage.CTheminingareaisminedinasequencefromthedirectionofthemineshafttotheboundaryofthewell-field.DTherecoveryworkingaspectgenerallystartsfromtheboundaryoftheminingareaandisminedinaretreatingdirection.正確答案：AD第8題Whichofthefollowingisnotthemainmethodofextinguishingaspontaneousfireinamine?()AFluidinjectionfireextinguishingBThree-phasefoamfireextinguishingCWaterfireextinguishingDNitrogeninjectionfireextinguishing3.3.1PreventiveGrouting第1題Iftheslurrycannotbeconveyedalongthepipelinelaidinthemineshaftbecausethesurfacegroutingstationisfarfromthemineshaftorthesoilsourcenearthemineshafthasbeendepleted,thencentralizeddrillingcanbeusedtoconveytheslurry.第2題Preventivegroutingmethodscanbedividedintothreetypes:pre-miningpre-grouting,drillinggroutingandpost-mininggrouting.第3題Itiscalledelevatedpressureconveyingwhentheslurryisconveyedbyitsownweightandthestaticpressureformedbythedifferenceinheightbetweenthesurfaceentranceandthewell-downexitoftheslurry.第4題Theslurrycollectingpoolisafacilityforstoringandcontrollingtheconcentrationofslurryorslurrypumpingtosuckandconveyslurry.第5題Therearetwokindsofpressureforconveyingslurry,whichare____and____.正確答案：:Staticpressureconveying正確答案：:Elevatedpressureconveying第6題Groutingstationisaplaceformakingslurry,anditsformcanbedividedinto____,zonedtypeand____threekinds.正確答案：:Fixedtype正確答案：:Mobiletype第7題Preventivegroutingistomix____and____inappropriateproportionstomakeacertainconcentrationofslurry,whichissenttotheareawherespontaneouscombustionmayoccurwiththehelpofslurrypipelinetopreventspontaneouscombustionfires.正確答案：:Water正確答案：:Solidmaterial第8題Mechanicalslurrypreparationprocessissuitablefor().ASmallgroutingvolumeBLargegroutingvolumeCFarsoilsourcesDLimitedbyterrainconditions正確答案：BCD第9題Whichofthefollowingisnotaroleofpreventivegrouting()?ATheslurryhasinhibitingeffecttothecoalBWrapthefloatingcoalinthegoaftoisolatetheairCCoolingdowntheself-heatingcoalDPreventairleakage3.3.2GroutingDesign第1題Minegroutingfirepreventionandfireextinguishingdesignoftheprojectshallbeorganizedforacceptancebytheapproveddepartmentaftercompleted.第2題Theslurrypipelinesystemshallavoidthearrangementof"lowatbothendsandhighinthemiddle"andreducethebends.第3題Suspendingagent,thickeningagent,foamingagent,etc.belongtothegroutingmaterial.第4題Groutingfirepreventionandfireextinguishingmethodisatechnicalmeasuretopreventorextinguishminefiresbypreparingtheslurrywithwaterandadditivesafterfine-grainingthegroutingmaterialandtransportingithydraulicallytothefirepreventionandfireextinguishingareatosealtheairleakagechannel,wrapthecoalrocktostopoxidation,andcoolthecoalrocktemperature.第5題Colloidalmaterialforcoalminefirepreventionandfireextinguishingisacolloidalmixturefinallygeneratedbymixing____,____andstabilizerwithwaterinacertainratio.正確答案：:Basematerial正確答案：:Coagulant第6題Theslurrymakingmethodisdividedinto____slurrymakingand____slurrymaking.正確答案：:Groundcentralizedtype正確答案：:Well-downmobiletype第7題Theengineeringimplementationofminegroutingandfirepreventiondesigniscarriedoutby()or(),andthedesigndepartmentsendssomeonetothesiteforguidance.AInfrastructureconstructionunit(infrastructuremine)BMines(productionmines)正確答案：AB第8題Whichofthefollowingaregroutingmethods()ADrillinggroutingBBuriedpipegroutingCAirtightwallpipegrouting正確答案：ABC第9題Whichofthefollowingistheslurrymakingmethodoffine-grainedmaterialssuchasyellowmudandflyash?()AHydraulicslurrymakingBMechanicalmixingslurrymakingCMobileslurrymakingDAutomatedmechanicalmixingslurrymaking正確答案：ABD第10題Itisnecessarytotakeasampleinthesealedareaofslurryfireextinguishingevery(