能源與動力工程專業英語學習通超星期末考試章節答案2024年Eachcrystalshouldhaveashapeasmuchlikethat()theothercrystalsaspossible.

答案:ofDrawingelectronsawayfromtheatomcauses（）tohaveanetpositiveelectriccharge.

答案:itAcapacitorisusedtoeliminatesparkingwhenacircuitcontaininginductanceissuddenlyopened.

答案:isInan（）application,thisorganizationusesafingerprintscannertomonitorthecomingsandgoingsofitsresidents.

答案:unusualYoumustpayattentiontotheworkingtemperatureofthemachine.

答案:錯Attentionmustbepaidtotheworkingtemperatureofthemachine.

答案:對Equalprincipalandinterestrepaymentisapplicabletotheestimationoffixedassetloaninterestforprojectswithpoorinitialbenefits.

答案:錯Theshadowpriceistherealpriceofthecommodityandanindispensableparameterinfinancialevaluation.

答案:對Thenationaleconomicassessmentmainlyanalyzestheactualnetcontributionoftheprojecttothestrategicgoalsofnationaleconomicdevelopmentandsocialwelfare.

答案:對Marketanalysisismainlytoanalyzethesupplysituationandchangingtrendoftheproductstobeproducedbytheproject.

答案:錯Thecorporatecreditevaluationissupplementedbyquantitativeanalysis,qualitativeanalysisasthemain,staticanalysisasthemain,anddynamicanalysisastheauxiliary.

答案:錯Ifthehighpressureisrelativelyhighandthelowpressureisrelativelylowduringthelowpressurealarmofthespecialairconditioner,itcanbejudgedthatBrokenaspipelineblockage

答案:對Freon22willproduceasmallamountofhydrochloricacidwhenitmeetswater

答案:對Thespecialairconditionerhumidificationtankforthecomputerroomgenerallyhas4electrodes,whicharerespectivelyconnectedto3-phaseelectricityandzeroline.

答案:對Thefunctionofthephasesequenceprotectorintheairconditioneristopreventthereversephaseofthecompressorfromcausingthecompressortoreverseandprotectthecompressormachine

答案:錯Thespecialairconditionerforthecomputerroomcannotoperateinacoolingstateallyearround

答案:對Theairinthecompressorofthegasturbineiscompressed,thespecificvolumeisincreased,andthepressureisincreased.

答案:錯Underreversibleambitionconditions,thethermalcycleofthegasturbineiscalledtheLongencycle.

答案:錯Thethermalcycleofthegasturbineismainlycomposedoffourprocesses:thecompressionprocessinthecompressorandcombustion.Combustionheatingprocessinthechamber,expansionprocessinturbine,andexothermicheatinexhaustsystemTheprocess.

答案:對Theresultoftheisopressuredeheatingprocessofthecombustionengineistoreleaseheatenergyfromtheoutsideworldandthetemperatureofthegas.Graduallyloweredtotheinitialstateofthecompressorinlet.

答案:對EVAusedinsolarcellmoduleshasgoodadhesionandelectricalconductivity

答案:錯Atpresent,thesolarcellmaterialofphotovoltaicenterprisesisthinfilmmaterial

答案:錯ThepreparationofCIS(copperindiumselenide)batteryfilmisonlybyvacuumevaporationmethodandselenizationmethod

答案:對Thetidalenergyreferstothekineticenergyandpotentialenergyofthewaterformedbytherisingandfallingtidesofseawater

答案:對Thenominalpoweronthesolarcellmoduleisthemaximumvoltageofthesolarcell

答案:錯Photothermalutilizationisoneoftheearliestformsofhumanuseofsolarenergy,suchasdrillingwoodtomakefire

答案:錯Galliumarsenidematerialisanon-toxicpollutionphotoelectricmaterial

答案:錯TheproductionmethodofsinglecrystalsiliconrodisonlytheCzochralskimethod

答案:錯In1945,BellLabsintheUnitedStatesdevelopedapracticalmonocrystallinesiliconsolarcellwithaphotoelectricconversionefficiencyof6%.

答案:錯Maintenancepersonnelareprohibitedfromusingpressureheatingpipestohangheavyobjects.

答案:對Heatcanonlyflowfromthehightemperaturesidetothelowtemperaturesidefluidinonedirection.

答案:對Whentheheatexchangerisoutofservice,themediumonthelowtemperaturesideshouldbestoppedfirstandthenthemediumonthehightemperaturesideshouldbestopped.

答案:錯Aftertheheatexchangerisoutofuse,theinternalwatershouldbereleasedtoavoidtwo-phasecorrosionofwaterandair

答案:對Ifthewaterwalltuberuptures,thefurnacemustbeshutdownurgently.

答案:對Whenthesealofthepressuregaugeisdamaged,thepressuregaugeshouldbestopped.

答案:對Conductionreferstothewayofheattransfergeneratedbythethermaloperationofparticleswhenthereisnorelativedisplacementbetweenthevariouspartsoftheobject.

答案:對Watersolidifiesfromaliquidstatetoasolidstate,whichrequiresendothermiccompletion.

答案:錯Becausethereisnoevaporationinthehotwaterboiler,scalewillnotformontheheatingsurface.

答案:錯Whenoverhaulingthesodaandfumeairsystem,publicsewagedischargeandhydrophobicsystem,thedoor,gateandbafflethatshouldbeclosedmustbestrictlyclosed.Lockandhangawarningsign.Ifthecut-offdoorisnotstrict,youmusttakeacut-offinfrontoftheshutdownandlockawarningsignortakeothersafetymeasuresapprovedbythedivision.

答案:對Theoverhaulofflammable,explosiveorpotentiallypoisoningsystemssuchashydrogen,gas,naturalgasandoilsystemsmustbestrictlycontrolled.Immediatelyafterthecut-offdoor,immediatelyinstallaplugplateontheflangeandensu

Cutoff

答案:對Ifyoufindanyproblemswhenreviewingtheworkticket,youshouldaskthepersoninchargeclearly.Ifthereareerrorsorimportantomissionsinsecuritymeasures,theworkticketwillbeissued.Thepersonshallreissuetheworkticket.

答案:對Duetochangesinoperatingmethods,someoftheservicedequipmentwillbeaddedtotheruntime,andtheworkticketshouldbereissuedandthelicensingprocessshouldbereviewedagain.

答案:對There()essentiallythreemethodsofapplyingfanstoboilerunits:

答案:A.are

Balanceddraft.Aforced-draftfandeliversairtothefurnaceandaninduced-draftfarorastackproducesthedrafttoremovethegasesfromtheunit.Thefurnaceismaintainedat0.05to0.10inofwater(gaugebelow(

)pressure.

答案:atmosphericItislighterandlessbulkythanthepistonengineanditcanbebuiltinlargersizestogivehigherpowersfromsinglepowerunits.Forallthesereasons,theuseofgasturbinesisincreasingforallformsotransportonlandbyseaandintheair.

答案:increasingThisisaformof（）combustionengineinwhichairheatedbyburningfuel,expands,andindoingsoismadetoturnaspeciallyshapedwheel(theturbinewheel)directly.instead(

)pushingpistonsupanddownasinthereciprocatingengine

答案:internal,ofsuchanapproachissimilartothatofconductivitytodecreasefasterthantheincreasedcomponentofthe()conductivitydueagiventemperatureintervalandworkingaconductionproblemasthoughthematerialhada()thermalconductivity

答案:thermal

,

constantIfitisallspeculartheanglemadebythereflectedbeamwiththenormaltothesurf