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1、电工进网复习提纲一、单项选择题1、国家电监会颁布的《电工进网作业许可证管理办法》规定:取得高压类电工进网作业许可证的,(B)。A、可以从事0.4千伏以下电压等级电气安装、检修、运行等低压作业。B、可以从事所有电压等级电气安装、检修、运行等作业。C、可以在受电装置或者送电装置上从事电气实验、二次安装调试、电缆作业等特种作业。2、变压器在运行中如果发生异常情况,运行人员应(C),以防事故扩大。A.通过调整负荷解决B.立即停电检修C.及时分析原因,采取措施3、真空断路器发生电动合不上闸的故障原因是(B)A.铁芯与拉杆松脱B.操作电压低C.分闸线圈连接线松脱4、变压器
2、应根据制造厂规定的铭牌(A)运行。A.额定负荷B.额定技术参数B.额定容量5、变压器的内部绝缘有(B)、附加绝缘和电容性绝缘。A.变压器绕组B.变压器油C.铁芯6、变压器(A),变压器的温度达到稳定时的温升称为稳定温升。transformationofgovernmentfunctions,increasingethnic,religiousandotherUnitedFrontwork.Partyarmed,nationaldefensereserveforcesworkwasstrengthened.Whileaffirmingtheachievement
3、satthesametime,wealsoclearlyseethatmytowntherearestillsomeproblemstosolveeconomicandsocialdevelopmentofthedifficultiesandproblems,mainlyin:oneisthedominantindustryisstrong,butnotexcellent,featuredindustrylaggingbehind,stilldoesnotfullymeettherequirementsofindustrialdevelopment,agric
4、ulturalindustrializationmanagementresponsibilities;Second,weakinfrastructure,especiallytransportationconstructionisstilllaggingbehind;Thirdcountryseriousshortageoffinancialresources,heavydebtburdenofhistory,stillplentyofpressureofworkanddebt;Fouristhecadresandmassesofenvironmentalaw
5、arenessisnotstrong,moreandmorejunk,harmlesstreatmentmoredifficult,"environment-friendlyandresource-saving"societystillneedslong-termefforts;Fiveistheincreaseinsocialinstability,bindtheinterviewvisit,skippingappeal,refluxpetitionunabated,socialstabilityandstress;Sixisoneofthefewcadre
6、sandthepioneeringandinnovativespiritisnotstrong,andworkstyletofalse,theservicelevelisnothigh,notadaptedtothecurrentlyoptimizedtospeedupthedevelopmentofthesituation.Weattachgreatimportancetotheseproblemsandadoptpracticalandeffectivemeasures,andeffortstosolvethem.Second,thisyear'sobje
7、ctivesandmainideasthisisthekeytoruraldevelopmentyear,facingmanyrareopportunitiesfordevelopment,wemustfirmlyestablishasenseofopportunity,riskMachineconsciousnessandthesenseofresponsibilityandsenseofinnovation,centeringon"partybuildingamongreform,developmentandstability,"four-in-onewo
8、rktoimplementandpay