四小证练习题（Foursmallcardexercises）

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⚪(Foursmallcardexercises)01BselectedB.02BselectedB.03BselectedB.04AselectedB.05AselectedC.06AselectedB.07BselectedB.08BselectedC.09BselectedC.10AselectedB.11AselectedC.12AselectedB.13AselectedB.14AselectedB.15AselectedB.16AselectedC.17AselectedC.18BselectedB.19BselectedA.20AselectedA.21BselectedC.22AselectedA.23BselectedB.24AselectedC.25BselectedB.26BselectedB.27BselectedB.28BselectedB.29BselectedC.30BselectedA.31AselectedB.32BselectedB.33BselectedB.34BselectedC.35AselectedA.36AselectedB.37BselectedB.38BselectedB.39AselectedB.40AselectedB.41BselectedB.42CselectedB.43BselectedB.44DselectedC.45CselectedB.46CselectedB.47AselectedC.49AselectedB.50AselectedB.51BselectedB.52BselectedB.53AselectedC.54AselectedC.55CselectedB.56CselectedA.57BselectedA.58AselectedC.59BselectedC.60CselectedB.61CselectedA.62BselectedB.63CselectedA.64AselectedB.65AselectedB.66CselectedC.67AselectedC.68AselectedC.69AselectedA.70AselectedB.71AselectedA.72AselectedB.73BselectedB.74BselectedB.75BselectedB.76BselectedB.77BselectedB.78AselectedA.79Bselected

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21,afterthecessationofbreathing,severehypoxia,sothegreaterthevolumeofartificialbreathing,thebetter,(category:twosmallcards)A,yesB,wrongc,-D,-2,becausethebreathingofthenormalpersonisautonomous,thebreathingofthepatientduringtheCPRisalsoopen,(category:twosmallcards)A,yesB,wrongc,-D,-3,todeterminewhetherthepatienthasbreathing,mainlybylisteningtothepatientwhetherthereisheartbeat,(category:twosmallcards)A,yes

3B,wrongc,-D,-Onsite4,adultchestcompressionsshouldbeinthetoptwohorizontalmeanxiphoid,(category:twosmallcards)A,yesB,wrongc,-D,-5,todeterminewhetheradultshaveheartbeat,themostdirectandeffectivewayistotouchthepatientscarotidartery,(category:twosmal1cards)A,yesB,wrongc,-D,~6,single/doubleCPR,chestpressureandartificialrespirationratewere30:2.(category:twosmallcards)

4A,yesB,wrongc,-D,-7,witharopetiedsplints,tieropetiedmoretightlyaspossible,(category:twosmallcards)A,yesB,wrongC,$D,-8,acupressuremethod,suitableforanypartoftemporaryhemostasis,(category:twosmallcards)A,yesB,wrongC,$D,

59,fororalstrongacidpoisoningcanbeoralNaHC03,Na2C03alkalinesolution,(category:twosmallcards)A,yesB,wrongc,-D,-Thetypicalsymptomsofsunstrokeis:10,thetemperaturedidnotincreasesignificantly,buttheheadtemperaturecanreach40DEGC.(category:twosmallcards)A,yesB,wrongc,-D,-11,severelyinjuredpatients,afterconsideringtheneedforhospitalsurgery,thedietafterinjury,(category:twosmallcards)A,yesB,wrong

6C,D,-12ஹtoolsfortransportingpatientswithspinalfractures,requiringstraightstretcherordoorpanels,(category:twosmallcards)A,yesB,wrongc,-D,~13,cervicalfracturepatients,strictlyprohibitmovingtheirhead,(category:twosmallcards)A,yesB,wrongc,-D,-14,allpatientswithchestinjuries,varyingdegreesofdyspneasymptoms,(category:twosmallcards)A,yes

7B,wrongC,-D,-15,whentheclothesareonfire,shouldimmediatelyliedownquicklyrollinginselfextinguishing,(category:twosmallcards)A,yesB,wrongC,$D,-16,alkali,acidburnemergencysitemethodistorinsewithplentyofwater,keepthewoundcleananddry.(category:twosmallcards)A,yesB,wrongC,$D,

817,touchthepatient,scarotidartery,todeterminetheheartbeat,cannotforcetoomuch,andisstrictlyforbiddentotouchbothsidesofthecarotidartery,(category:twosmallcards)A,yesB,wrongc,-D,-18.Ingeneral,oralpoisoningresultsingreaterlevelsoftoxicitythaninhaledthroughtherespiratorytract,(category:twosmallcards)A,yesB,wrongc,-D,-19,fordrowningpatientsfirstaidisCPR.(category:twosmal1cards)A,yesB,wrong

9C,D,-20,forsnakebitepatients,inordertopreventtheproliferationoftoxinsabsorption,shouldimmediatelyligation,irrigation,detoxificationthreesteps,(category:twosmallcards)A,yesB,wrongC,-D,~21,forpatientswith1imbsfracturewhenthesplint,theropeshouldbeastightaspossible,inordertofacilitatethefixedsplint,(category:twosmallcards)A,yesB,wrongC,$D,-22.Fieldhemostasismethodsincludeacupressure,compression

10bandaging,tourniquethemostasis,tamponadeand1igation.(category:twosmallcards)A,yesB,wrongc,-D,-23,whentheburndepthreachedthedeepdermis,localtissuenecrosis,belongtotwodegreeburns,(category:twosmallcards)A,yesB,wrongc,-D,-24,thepatientswithabdominalvisceralinjuriesandpatientswithoralandmaxillofacialinjuriesareforbiddentousemorphine,(category:twosmallcards)A,yesB,wrong

11C,D,-25,onlyforthemainequipmentinthefieldoffirefightingfacilities,notspecificallyfireroom,reservefireequipment,(category:twosmal1cards)A,yesB,wrongc,-D,~26,aslongastherearethreeelementsofcombustion,therewillbeafire.(category:twosmallcards)A,yesB,wrongc,-D,-27.Usedrypowderextinguishertoextinguishfire.Pointtotheupperpartoftheflame,(category:twosmallcards)A,yes

12B,wrongC,-D,-28.Commoncombustiblesaregasesandliquids,(category:twosmallcards)A,yesB,wrongC,-D,~29,whenusingfireextinguisherstoextinguishfire,peopleshouldstandundertheairoutlet,(category:twosmallcards)A,yesB,wrongc,-D,~30,classBfiresgenerallyrefertosolidfires,usuallywithwaterforfighting.(category:twosmallcards)

13A,yesB,wrongc,-D,-31,theprincipleofcarbondioxidefireismainlytheroleofsuffocation,butalsowithcoolingeffect,(category:twosmal1cards)A,yesB,wrongc,-D,-32.Drypowderfireextinguisherisespeciallysuitableforfightinggasfires,(category:twosmallcards)A,yesB,wrongC,-D,

1433oxygenhelpsandsupportsthecombustionofmatter,soonlyoxygenisthefuel,(category:twosmallcards)A,yesB,wrongC,-D,$34,carbondioxidefireextinguisherscanfightmetal,potassium,sodium,magnesium,aluminumandmetaloxidesandothersubstancesinthefire,(category:twosmallcards)A,yesB,wrongC,-D,-35,liquidexplosionconcentrationlowerlimit,thatis,liquidflashpoint,(category:twosmallcards)A,yesB,wrong

15C,D,-36,thecoloroftheflameandthecombustiontemperature,thehigherthetemperatureis,themoreclosetotheblueflame,(category:twosmal1cards)A,yesB,wrongc,-D,~37,intheflame,smokeflowintheoppositedirectionisthedirectionoffiredevelopment,(category:twosmallcards)A,yesB,wrongc,-D,-38.Theminimumtemperaturerequiredforsustainedcombustionofcombustiblematerialsiscalledflashpoint,(category:twosmallcards)

16A,yesB,wrongC,$D,-39,liveequipmentfireisalsocalled"E"fire.Whenfighting,wecannotusewaterorfoamandotherconductivefireextinguishingagent,(category:twosmallcards)A,yesB,wrongC,$D,-40,firesafetycolorsarered,blue,yellow,greenfourcolors,(category:twosmallcards)A,yesB,wrongC,$D,

1741,thebestwaytoescapefrompowersupplyafterhighvoltageelectricshockis().(category:twosmallcards)A,abaregroundshortcircuitBimmediatelynotifytheDepartmentconcernedaboutpowerfailureC,pulltheelectricshockbyhandD,-42,patientswithmoderatepoisoningofnaturalgasshouldbetaken()position,(category:twosmallcards)A,proneposition,facingdownB,supine,facingupwardC,supine,headside,sideD,-43,aftersnakebite,firstofall(for)treatment,(category:twosmallcards)AanddebridementB,ligationC,amputation

18D,44.Thepreservationofseveredlimbsandfingers,(category:twosmallcards)ArinsewithwateranddropintoacryogenicvesselB,withalcoholoriodineimmersionC,directlyinicewaterD,withacleancloth,intoacleanplasticbagoraglassbottle,thenputinthecontainer4C45,burnpatientsshouldtake().(category:twosmallcards)A,headback,feetforwardB,headforward,feetbackC,recumbentpositionD,-46,adultCPR,chestcompressionsshouldbefrequency(BPM),(category:twosmallcards)A,80B,80-100

19C,8-10D,-47,mouthtomouthartificialventilation,mustbein()premise,(category:twosmal1cards)Akeepthepatient'sairwayclearB,thepatienthasaheartbeatC,lossofconsciousnessD,~48,foradultstodoartificialrespiration,inordertocorrectthepatient'shypoxia,blowingvolumeshouldbe()ml/times,(category:twosmal1cards)A,500-600B,600-800C,800-1200D,-49,normaladultbloodvolumeisabout5000ml,iftheamountofbleedingreached(),itwillendangerlife,(category:twosmallcards)

20A,20%B,25%C,30%D,-50,therearethreekindsofbleeding,ofwhichcolorisbrightred,intermittentspraybodyshape,(category:twosmallcards)A,arterialbloodBandvenousbloodC,capillarybloodD,-51,mouthtomouthresuscitation,aftereachblow,therescuer'smouthshouldbewiththepatient'smouth().(category:twosmallcards)A,keepblowingB,divorcedC,keepittight

21D,52,becausebraincellshavetheworsthypoxiatolerance,braincellswilldieirreversiblywhentheyarehypoxia()minutes,(category:twosmallcards)A,2-3B,4-6C,6-8D,-53,todochestcompressions,adultsshouldmaketheirsternumSag(cm),(category:twosmallcards)A,4-5B,5-6C,3-4D,-54,dochestcompressions,theupperarmwiththepatient,schesttomaintain().(category:twosmallcards)A,verticalB,withadefinitebevelangle

22C,swingingbackandforthD,~55,patientswithcarbonmonoxidepoisoning,themucousmembraneofthemouthis()color,(category:twosmallcards)A,cyanosisB,schungiteC,cherryredD,~56ஹthemethodofclearingthepatient'srespiratorytractonthespotisusually,(category:twosmal1cards)A,headupward,neckupward,chinupward,pressbyChinBandairFalajawpressC,neckupward,headupward,jaw,FalajawD,-57,artificialbreathing,iftheexcessivegasblowingwillcause(),sowemustcontroltheappropriateblowingcapacity,(category:twosmal1cards)

23A,vomitingB,gastricrefluxC,cardiacarrestD,-58.Theplaceonthetourniquetistheupperarm(s)attheupperarm.(category:twosmallcards)A,1/3B,medium,1/3C,next1/3D,middleandlower1/359.Patientswithseveretraumatotheextremities,beforetheyarefullydiagnosedwithanyothercombinationinjuries,useanalgesics,(category:twosmallcards)A,yesB,no!C,$D,middleandlower1/3

2460.Usetourniquettostopbleeding,releasethetourniquetevery5-10minutes,(category:twosmallcards)A,10-30B,30-60C,60-90D,-61,combustiblegasinaspacemixedwiththeairin(),whenthefiresourcewillexplode,(category:twosmal1cards)AbelowexplosionlimitB,abovetheexplosionlimitC,betweenthelowerandupperexplosivelimitD,-62,thefirealarmnumberis().(category:twosmallcards)A,110B,119C,120D,130

2563,emergencytelephonefor().(category:twosmallcards)A,110B,119C,120D,13064,banditpolicephonefor().(category:twosmallcards)A,110B,119C,120D,13065,afirereferstoasolidfire,itusuallyused()tofire,(category:twosmallcards)A,waterB,liquidCanddrypowderfireextinguisher

2666,classCfirerefersto()fire,usuallywithdrypowderextinguishingagent,(category:twosmallcards)A,waterB,liquidC,gasD,-67,theupperarmpressureonthetourniquetdoesnotexceed()KPa.(category:twosmallcards)A,20B,40C,60D,8068,intheH2Swellsite,loggingcarsandotherauxiliaryequipmentandmotorvehiclesshouldbeasfarawayfromthewelIhead,shouldbeoutsidethe25m.(category:foursmallcards)A,yesB,wrong

27C,D,-69,becausetheproportionofH2Sislargerthanair,itoftensinksatthebottomofconfinedspaceorlow-lyingarea,(category:foursmallcards)A,yesB,wrongc,-D,-70,afterdrillingH2Sformation,ventilationventilationshouldbestrengthenedonsite,(category:foursmallcards)A,yesB,wrongc,-D,-71,H2Ssolubilityinthesolutionandtemperature,pressurerelated,iftheconditionsareappropriate,thesolutionisslightlyvibration,H2Sgascanbeevaporatedintothe

28atmosphere,(category:foursmallcards)A,yesB,wrongc,-D,~72,H2Sproducesweightlessnesscorrosiontometal,mustundertakeunderwethydrogensulfideenvironment,(category:foursmallcards)A,yesB,wrongc,-D,-73,becausethereisnosulfideinpetroleum,Therefore,noH2Sisgeneratedduringtheoperation,(category:foursmallcards)A,yesB,wrong

29C,D,-74andH2Shaveasmellofrotteneggsatlowconcentrations,sothesmellcanbeusedtodeterminewhetherH2Sexistsatthesite,(category:foursmallcards)A,yesB,wrongc,-D,~75.Theairbreathingapparatusisinternallyfilledwithpureoxygen,(category:foursmallcards)A,yesB,wrongc,-D,-76,H2Scannotcausecorrosiontothehardmetalmaterial.Becauseofthehardnessofthemetal,thesulfurresistanceisbetter,(category:foursmallcards)

30A,yesB,wrongC,$D,-77,whentheH2Salarmsounded,unrelatedpersonnelshouldbeevacuatedalongthedirectionofthescene,(category:foursmallcards)A,yesB,wrongC,$D,-78,ifthedrillingfluidisgasinvaded,itwillleadtoblowoutifitisnottakenmeasures,(category:foursmal1cards)A,yesB,wrongC,$D,

3179,thegreaterthedensityofdrillingfluid,themoredifficulttooverflow,(category:foursmallcards)A,yesB,wrongc,-D,-80thesuctionpressurecausesthebottomholepressuretoincrease,(category:foursmallcards)A,yesB,wrongc,-D,-81,duringdrilling,thesmallertheannularspaceis,thesmallerthesuctionpressureis.(category:foursmallcards)A,yesB,wrongC,

32D,82,whendrilling,thegreaterthedrillingspeed,thegreaterthesuctionpressure,(category:foursmallcards)A,yesB,wrongc,-D,-83duringthenormaldrilling,theflowresistanceofannuluscausestheincreaseofbottomholepressure,(category:foursmallcards)A,yesB,wrongc,-D,-84whendrilling,thebottomholepressureisequaltotheformationpressure,andwhenthepumpstopsdrilling,theformationfluidwillenterthewell,(category:foursmallcards)A,yes

33B,wrongC,-D,-85,thebottomholepressuredifferenceisthebottomholepressure,minustheformationpressure,itisinverselyproportionaltothemechanicaldrilling,thatis,thesmallerthepressure,thehigherthedrillingspeed,(category:foursmallcards)A,yesB,wrongc,-D,-86,flatvalvecanserveasacut-offvalve,butalsowhenthethrottlevalve,(category:foursmallcards)A,yesB,wrongC,-D,

3487,hydraulicramblowoutpreventer,youcanmanuallyshutthewell,ormanuallyopenthewell,(category:foursmallcards)A,yesB,wrongC,$D,-88,stoptheoperation,shouldalwaysbringantispraytools,(category:foursmallcards)A,yesB,wrongc,-D,-89,todeterminewhetherthepatienthasbreathing,mainlybylisteningtothepatientwhetherthereisheartbeat,(category:foursmal1cards)A,yesB,wrong

35C,D,-90,aftersnakebite,inordertoclearthesnakevenomforexpansion,itisnecessarytoverticalthedirectionofbloodvesselsandnerves,(category:foursmallcards)A,yesB,wrongc,-D,~91,fordrowningpatientsfirstaidisCPR.(category:foursmallcards)A,yesB,wrongc,-D,-92,single/doublecardiopulmonaryresuscitation,chestpressureandartificialrespirationratewere30:2.(category:foursmallcards)

36A,yesB,wrongC,$D,-93,whendoingchestcardiaccompressions,therescuer'sshouldersshouldbeabovethepatient,schest,(category:foursmallcards)A,yesB,wrongC,$D,-94,forsnakebitepatients,inordertopreventtheproliferationoftoxinsabsorption,shouldimmediatelyligation,rinse,detoxificationthreesteps,(category:foursmallcards)A,yesB,wrongC,

37D,95.Themethodsofhemostasisincludefingerpressing,compressionbandaging,tourniquethemostasis,packingandligation,(category:foursmallcards)A,yesB,wrongC,-D,-96,themostdirectandeffectivewaytodetermineadultheartbeatistotouchthepatient'scarotidartery,(category:foursmallcards)A,yesB,wrongC,-D,-97.Usetourniquettostopbleedingafterevery1-1.Thetourniquetshouldbereleasedfor5-10minutesin5hours,(category:foursmallcards)

38A,yesB,wrongC,$D,-98,whentheartificialrespiration,thegreatertheairblow,thebetter,becausethiscancorrectthepatient,shypoxia,(category:foursmallcards)A,yesB,wrongC,$D,-99.Patientswhohavebeenseverelyinjuredmaydrinkoreatwaterwhentheyrequiresurgery,(category:foursmallcards)A,yesB,wrongC,$D,

39100,thoracolumbarfracturepatients,unabletositup,butyoucanturnover,(category:foursmallcards)A,yesB,wrongc,-D,-101,cervicalfracturepatients,strictlyprohibitmovingtheirhead,(category:foursmallcards)A,yesB,wrongc,-D,-102,forskullfracturepatients,ifthereisearbleedingorleakageofbrain,itisprohibitedtoplugandrinse,(category:foursmal1cards)A,yesB,wrongC,

40D,103,alkali,acidburnemergencysitemethodistorinsewithplentyofwater,keepthewoundcleananddry.(category:foursmallcards)A,yesB,wrongc,-D,-104,H2ScombustiongeneratedS02harmlesstothehumanbody,sowhentheH2Scontaininglioutofcontrol,themorechoiceofignitionprogram,(category:foursmallcards)A,yesB,wrongc,-D,-105,whentheclothesareonfire,shouldimmediatelyliedownquicklyrollinginselfextinguishing,(category:foursmallcards)

41A,yesB,wrongC,$D,-106,aslongastherearethreeelementsofcombustion,therewillbeafire,(category:foursmallcards)A,yesB,wrongC,$D,-107.Usedrypowderextinguishertoextinguishfire.Pointtotheupperpartoftheflame,(category:foursmallcards)A,yesB,wrongC,$D,-108,whenusingfireextinguisherstoextinguishfire,people

42shouldstandundertheairoutlet,(category:foursmal1cards)A,yesB,wrongc,-D,~109.Drypowderfireextinguisherisespeciallysuitableforfightinggasfires,(category:foursmallcards)A,yesB,wrongc,-D,-110,theprincipleofcarbondioxidefireismainlytheroleofsuffocation,butalsowithcoolingeffect,(category:foursmallcards)A,yesB,wrongC,

43D,111,thefourmethodsoffireextinguishingarecooling,suffocation,isolationandsuppression,(category:foursmallcards)A,yesB,wrongC,-D,-112,carbondioxidefireextinguisherscanfightmetal,potassium,sodium,magnesium,aluminumandmetaloxidesandothersubstancesinthefire,(category:foursmallcards)A,yesB,wrongC,-D,-113,flashpointbeloworequalto45degreesofliquidsubstancescalledflammableliquid,flashpointgreaterthan45degreescalledflammableliquid,(category:foursmallcards)

44A,yesB,wrongC,$D,-114,thecoloroftheflameandthecombustiontemperature,thehigherthetemperatureis,themoreclosetotheblueflame,(category:foursmallcards)A,yesB,wrongC,$D,-115,intheflame,smokeflowintheoppositedirectionisthedirectionoffiredevelopment,(category:foursmallcards)A,yesB,wrongC,$D,

45116.Theminimumtemperaturerequiredforsustainedcombustionofcombustiblematerialsiscalledflashpoint,(category:foursmallcards)A,yesB,wrongC,$D,-117,whenflammableandexplosivechemicaldangerousgoodswarehousefire,willproducealargenumberoftoxicgases,(category:foursmallcards)A,yesB,wrongc,-D,-118,thebestwaytoescapefrompowersupplyafterhighvoltageelectricshockis().(category:foursmallcards)A,abaregroundshortcircuitBimmediatelynotifytheDepartmentconcernedaboutpowerfailure

46C,pulltheelectricshockbyhandD,~119,combustiblegasinaspacemixedwiththeairin(),whenthefiresourcewillexplode,(category:foursmallcards)AbelowexplosionlimitB,abovetheexplosionlimitC,betweenthelowerandupperexplosivelimitD,~120,patientswithmoderatepoisoningofnaturalgasshouldbetaken()position,(category:foursmallcards)A,proneposition,facingdownB,supine,facingupwardC,supine,headside,sideD,-121.Thepreservationofseveredlimbsandfingers,(category:foursmallcards)Arinsewithwateranddropintoacryogenicvessel

47B,withalcoholoriodineimmersionC,directlyinicewaterD,withacleancloth,intoacleanplasticbagoraglassbottle,thenputinthecontainer4C122,theburnpatientsshouldtake()(category:foursmallcards)duringthetransferA,headback,feetforwardB,headforward,feetbackC,recumbentpositionD,-123,therearethreekindsofbleeding,inwhichbloodvesselsbleeding,thecolorred,fastflow,andintermittentjet.(category:foursmallcards)A,arteryBandveinC,capillaryD,

48124,whenliftingstretchers,thewoundedshoulduse()position,(category:foursmallcards)A,aheadofyourfeetB,headofthefootC,recumbentpositionD,-125,forchestcompressions,adultsshouldmakethesternumSag(cm).(category:foursmallcards)A,4-5B,5-6C,2-3D,3-4126.Theplaceonthetourniquetistheupperarm(s)attheupperarm.(category:foursmallcards)A,1/3B,medium,1/3C,next1/3

49D,middleandlower1/3127,aftersnakebite,thetourniquetshouldbeplacedneartheendofthewound(cm).(category:foursmallcards)A,5cmB,10cmC,15cmD,-128relaxonceevery()minutesafterligationandrelaxfor1>2minutes,(category:foursmallcards)A,5minutesB,10minutesC,20minutesD,-129,undertheeffectofpressure(atthebottom).(category:foursmal1cards)A,hydrostaticpressure+suctionpressureB,hydrostaticpressure+excitingpressure

50C,hydrostaticpressure+wellheadbackpressureD,hydrostaticpressure+annuluspressureloss130,thegreaterthepressuredifferenceinthewell,thereservoir().(category:foursmallcards)A,thesmallerthedamageB,thebiggerthedamageC,withoutdamageD,-131,thekeytodowelllevelcontrolis().(category:foursmallcards)AreasonablydeterminethedensityoffluidinawellB,timelydetectionofoverflow,shutthewellproperlyC,accordingtoregulations,doagoodjobofblowoutpreventionexercisesD,installhighpressurelevelBOP132.Aftertheoverflowisfound,theshutinsignalis().(category:foursmallcards)A,a

51B,twoshortMingC,threeshortvoicesD,-133,drillingprocess,fastdrillingshouldnotexceed(),overflowinspectionshouldbecarriedout.(category:foursmallcards)A,1metersB,2metersC,3metersD,-134,whendrilling,shouldbetimelygrouting,ifthereisnocontinuousgroutingdevice,shouldbeineach()drillpipeirrigation,(category:foursmallcards)A,1B,2C,3-5D,

52135,thedrillingspeedistoofast,resultinginwellleakageistoolarge(because).(category:foursmallcards)AandsuctionpressureB,emotionalstressCandformationpressureD,-136.Theadditionalvalueofdrillingfluiddensityis().(category:foursmallcards)A,0.05>0.1,g/cm3B,0.07>0.15,g/cm3C,0.TO.17,g/cm3D,0.05>0.15,g/cm3137.Whentherampreventerchangesthegate,theaccumulatorvalveshallbecontrolledbytheaccumulatorbeforeopeningthesidedoor.Thehandleofthereversingvalveshal1bein().(category:foursmallcards)A,openpositionB,median

53C,shutdownD,-138,ramblowoutpreventeronly()sealedatthesametime,inordertotrulyshutthewell,(category:foursmallcards)A,twoB,threeC,everywhereD,-139.Whenthepressureofthepositiveairrespiratorislowerthan()MPa,thealarmwillbesentouttoremindtheusertoevacuatethesceneintime,(category:foursmallcards)A,10B,4-6C,15D,-140,fixedhydrogensulfidedetectorprobeshouldbeinstalledatthedistancemayleakhydrogensulfide(MiYiyuan).(category:foursmallcards)

54A,0.5B,1C,2D,-141,inaccordancewiththeprovisionsofSY/T5087-2005”safedrillingoperationsinvolvinghydrogensulfide"RecommendedPractice:settingthevaneonthederrick,wellsiteshouldbetheentrancetotheprevailingwind,incaseofemergency,theoperationstaffshould()totheevacuationdirection,(category:foursmallcards)A,upperhandB,leewardC,anydirectionD,vertical142.Iftheoperatorisleakingthesource,heshouldbeevacuated,(category:foursmallcards)A,upperhandB,leewardC,anydirection

55D,vertical143,H2Sisa()gas,lowconcentrationwhenthereisrotteneggflavor,(category:foursmallcards)A,colorless,non-toxic,lighterthanairB,colored,poisonous,heavierthanairC,colorless,poisonous,heavierthanairD,-144,theinternationalstandardH2Ssafetycriticalconcentrationis()ppm.(category:foursmallcards)A,10B,20C,100D,-145,whentheconcentrationofH2S(PPM)inthefield,shouldbeagreenlightorGualucard,(category:foursmallcards)A,<10B,10-20

56C,aged20.D,~146,whentheblowoutisoutofcontrol,whentheH2Sconcentrationofthedrillsitereaches(),allpersonnelmustbeevacuated,(category:foursmallcards)A,20PPmB,50PPmC,lOOPPmD,-147ofadultsdochestcompressionsforfrequency(BPM),(category:foursmallcards)A,60-70B,80-100C,100-120D,100148,beforedrillingoutthesulfurbearingformation,50----100mshouldadjustthepHofthedrillingfluidto()morethanthecompletionofthewell,(category:foursmallcards)

57A,7B,9C,11D,-149,inthetestofH2Scontainingwell,thewellkillingfluidcontainingcorrosioninhibitorandsulfurresistantagentshouldbepreparedbeforethetest,andtheamountofwellkillingfluidshallbethetimesofthewellborevolume,(category:foursmallcards)A,1-1.5B,1.5--2C,2——2.5D,-150.Whenblowing,theamountofairblowntoadultsis(ML),(category:foursmallcards)A,500-600B,600--800C,800—1200

58D,In151,sulfurgasdrilling,thedischargepipelineshouldbeinstalledatleast2,highpressurewellsshouldbeinstalled4,theangleis90degrees,andthesite()metersaway,toensurethatwhenthewindchanges,atleastonecanbeusedsafely,(category:foursmallcards)A,50B,80C,100D,120152.Theairbottleofapositiveairbreathingapparatusmusthaveatleasttheairbreathingcapacitythatprovides()minutes,(category:foursmallcards)A,20B,30C,40D,-153.Thesafetydistanceofacetylenecylindersandoxygenbottlesis(m)metersforelectricalweldingoperation.

59(category:foursmallcards)A,5B,7C,10D,15154,electricwelding,acetylenecylindersfromthesafetydistancebetweenthehotpointofthe(m).(category:foursmal1cards)A,10B,5C,15D,8155,fireelectricfire,generallyshouldfirstcutoffthefire().(category:foursmallcards)A,powerB,waterC,thesourceoffire

60D,electricalequipment156,theuseofwatertoextinguishthegeneralsolidmatterfires,mainlythrough()roletoachieve,(category:foursmallcards)A,asphyxiaB,isolationC,coolingD,chemicalinhibition157,thetwobasicpointsoffirefightingcombinationare().(category:foursmallcards)A,preventionandrescueB,inspectionandexerciseC,firepreventionandtrainingD,inspectionandfirefighting158,ABCtypedrypowderextinguisherfireextinguishingagentisthemaincomponent,(category:foursmallcards)A,sodiumbicarbonateB,ammoniumsalt

61C,sodiumbisulfateD,sodiumcarbonate159.Themaximuminsulationvoltageofportabledrypowderextinguisheris().(category:foursmallcards)A,35KVB,50KVC,110KVD,380V