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1、一级建造师备考科目《工程经济》历年考试真题及详细答案解析②上接一级建造师备考科目《工程经济》历年考试真题及详细答案解析① 17.某设备6年前的原始成本为90000元，目前的账面价值为30000元，现在的市场价值为16000元，则该设备的沉没成本为( )元。 A.10000 B.14000 C.44000 D.60000 【答案】B。1400 【解析】30000-16000=14000(元) 18.以建筑物或构筑物各个分部分项工程为对象编制的定额是( )。 A.施工定额 B.材
2、料消耗定额 C.预算定额 D.概算定额 【答案】C。预算定额 【解析】参见教材P176。7.27.2.1materialconstructiontechnicalmeasuresofinspectionandmanagementbuilttankselectionofmaterialsandaccessories,shouldhavethequalitycertificateorcertificateofqualityre-inspection.Constructionselection
3、oftanksteelplate,mustbecarriedoutbyVisualinspection,noseriousdamageanddistortion.Surfacecorrosionofsteelplatethicknessreductionamount,actualnegativedeviationofsteelplateandscratchingdepthandshouldcomplywithplatethicknesstolerancerequirements.Withouts
4、tratification,porosity,surfacescarring,RIP,crease,inclusionandpressintheoxide.Electrodemusthaveaqualitycertificate,whichincludechemicalcompositionandmechanicalpropertiesofdepositedmetaltolerance.Electrodestorageandstackingtoexpertmanagement,establish
5、mentoftheelectrode,electrodediameterelectrodeandmodelsshouldbeneatlystackedseparately.Establishastrictelectrodesystem,recordfillelectrode,electrodeshouldbeusedstrictlyforbakingandissuedasrequired.Allplatesshouldbeclassifiedbymaterialqualityandspecifi
6、cationsofpilingup.Topreventthestringmaterialshouldbeestablishedaccordingtothepurposeanduseofbooks.Allpartsshouldbestrictlyaccordingtothedrawingcheckacceptance,andproductcertificates.7.2.2basisofacceptancebeforetheconstructionofstoragetankshouldbedesi
7、gnedinaccordancewiththecorrespondingbasicdocumentationrequirementsandAPI620therelevantrequirementsforacceptance,andcheckthebasicconstructionunittoprovidechecksofrecords.FoundationCenterheighttoleranceis±20mm.Basesurfaceshouldbeflatanddense,andthrough
8、cracksintheprominentbulge,SAG-free.Tanktankbolt,theinnertankofanchorbolt,beltshouldbeinwaterbasedembeddedfixed.7.2.3operationscaninprefabricatedAssemblyandtestingprocessusedintheproductareasfollows:thearcs 19.采用工程量清单计价的工程在竣工决算时，暂估价中的材料单价应按( )。 A.承包
