在现值和利率一定的情况下，计息期数越多，则复利终值越小

AnaccidentthatoccurredintheskiesovertheGrandCanyonin1956resultedintheestablishmentoftheFederalAviationAdministration(FAA)toregulateandoverseetheoperationofaircraftintheskiesovertheUnitedStates,whichwerebecomingquitecongested.TheresultingstructureofairtrafficcontrolhasgreatlyincreasedthesafetyofflightintheUnitedStates,andsimilarairtrafficcontrolproceduresarealsoinplaceovermuchoftherestoftheworld.Rudimentaryairtrafficcontrol(ATC)existedwellbeforetheGrandCanyondisaster.Asearlyasthe1920s,theearliestairtrafficcontrollersmanuallyguidedaircraftinthevicinityoftheairports,usinglightsandflags,whilebeaconsandflashinglightswereplacedalongcross-countryroutestoestablishtheearliestairways.However,thispurelyvisualsystemwasuselessinbadweather,and,bythe1930s,radiocommunicationwascomingintouseforATC.Thefirstregiontohavesomethingapproximatingtoday'sATCwasNewYorkCity,withothermajormetropolitanareasfollowingsoonafter.Inthe1940s,ATCcentrescouldanddidtakeadvantageofthenewlydevelopedradarandimprovedradiocommunicationbroughtaboutbytheSecondWorldWar,butthesystemremainedrudimentary.ItwasonlyafterthecreationoftheFAAthatfull-scaleregulationofAmerica'sairspacetookplace,andthiswasfortuitous,fortheadventofthejetenginesuddenlyresultedinalargenumberofveryfastplanes,reducingpilots'marginoferrorandpracticallydemandingsomesetofrulestokeepeveryonewellseparatedandoperatingsafelyintheair.ManypeoplethinkthatATCconsistsofarowofcontrollerssittinginfrontoftheirradarscreensatthenation'sairports,tellingarrivinganddepartingtrafficwhattodo.Thisisaveryincompletepartofthepicture.TheFAArealisedthattheairspaceovertheUnitedStateswouldatanytimehavemanydifferentkindsofplanes,flyingformanydifferentpurposes,inavarietyofweatherconditions,andthesamekindofstructurewasneededtoaccommodateallofthem.Tomeetthischallenge,thefollowingelementswereputintoeffect.First,ATCextendsovervirtuallytheentireUnitedStates.Ingeneral,from365mabovethegroundandhigher,theentirecountryisblanketedbycontrolledairspace.Incertainareas,mainlynearairports,controlledairspaceextendsdownto215mabovetheground,and,intheimmediatevicinityofanairport,allthewaydowntothesurface.ControlledairspaceisthatairspaceinwhichFAAregulationsapply.Elsewhere,inuncontrolledairspace,pilotsareboundbyfewerregulations.Inthisway,therecreationalpilotwhosimplywishestogoflyingforawhilewithoutalltherestrictionsimposedbytheFAAhasonlytostayinuncontrolledairspace,below365m,whilethepilotwhodoeswanttheprotectionaffordedbyATCcaneasilyenterthecontrolledairspace.TheFAAthenrecognisedtwotypesofoperatingenvironments.Ingoodmeteorologicalconditions,flyingwouldbepermittedunderVisualFlightRules(VFR,视觉飞行规则),whichsuggestsastrongrelianceonvisualcuestomaintainanacceptablelevelofsafety.PoorvisibilitynecessitatedasetofInstrumentalFlightRules(IFR,仪表飞行规则),underwhichthepilotreliedonaltitudeandnavigationalinformationprovidedbytheplane'sinstrumentpaneltoflysafely.Onaclearday,apilotincontrolledairspacecanchooseaVFRorIFRflightplan,andtheFAAregulationsweredevisedinawaywhichaccommodatesbothVFRandIFRoperationsinthesameairspace.However,apilotcanonlychoosetoflyIFRiftheypossessaninstrumentratingwhichisaboveandbeyondthebasicpilot'slicensethatmustalsobeheld.onaltitudeandnavigationalinformationprovidedbytheplane'sinstrumentpaneltoflysafely.Onaclearday,apilotincontrolledairspacecanchooseaVFRorIFRflightplan,andtheFAAregulationsweredevisedinawaywhichaccommodatesbothVFRandIFRoperationsinthesameairspace.However,apilotcanonlychoosetoflyIFRiftheypossessaninstrumentratingwhichisaboveandbeyondthebasicpilot'slicensethatmustalsobeheld.Controlledairspaceisdividedintoseveraldifferenttypes,designatedbylettersofthealphabet.UncontrolledairspaceisdesignatedClassF,whilecontrolledairspacebelow5,490mabovesealevelandnotinthevicinityofanairportisClassE.Allairspaceabove5,490misdesignatedClassA.ThereasonforthedivisionofClassEandClassAairspacestemsfromthetypeofplanesoperatinginthem.Generally,ClassEairspaceiswhereonefindsgeneralaviationaircraft(fewofwhichcanclimbabove5,490manyway),andcommercialturbopropaircraft.Above5,490mistherealmoftheheavyjets,sincejetenginesoperatemoreefficientlyathigheraltitudes.ThedifferencebetweenClassEandAairspaceisthatinClassA,alloperationsareIFR,andpilotsmustbeinstrument-rated,thatis,skilledandlicensedinaircraftinstrumentation.ThisisbecauseATCcontroloftheentirespaceisessential.Threeothertypesofairspace,ClassesD,CandB,governthevicinityofairports.Thesecorrespondroughlytosmallmunicipal,medium-sizedmetropolitanandmajormetropolitanairportsrespectively,andencompassanincreasinglyrigoroussetofregulations.Forexample,allaVFRpilothastodotoenterClassCairspaceisestablishtwo-wayradiocontactwithATC.NoexplicitpermissionfromATCtoenterisneeded,althoughthepilotmustcontinuetoobeyallregulationsgoverningVFRflight.ToenterClassBairspace,suchasonapproachtoamajormetropolitanairport,anexplicitATCclearance(飞机起降的许可)isrequired.Theprivatepilotwhocruiseswithoutpermissionintothisairspaceriskslosingtheirlicense.22.ApilotenteringClassCairspaceisflyingoveranaverage-sizedcity.

22.程序中的变量代表内存中的一个存储单元,它的值不可以随时修改.

价值工程分析过程中，即节约成本又提高功能的方法称为

22、财务会计中成本是用于核算，管理会计中成本是用于决策。（）

22.以下叙述不正确的是

契税的征收范围包括（）。

下列各项中，属于资产评估准则内容的有（）。

契税的征收范围包括（）。

WomenareworsethanmenatturningnetworkstotheiradvantageINTHErarefiedworldofthecorporateboard,agoodnetworkmatters.Recruitmentofteninvolvesword-of-mouthrecommendations:gettingonashortlistiseasierifyouhavetherightconnections.Newresearchsuggestsmenusecontactsbetterthanwomen.MarieLalanneandPaulSeabrightoftheToulouseSchoolofEconomicsmeasuretheeffectofanetworkonremunerationusingadatabaseofboardmembersinEuropeandAmerica.Theyfindthatifyouweretocomparetwoexecutivedirectors,identicalineverywayexceptthatonehad200ex-colleaguesnowsittingonboardsandtheother400,thelatter,onaverage,wouldbepaid6%more.Fornon-executivesthegapis14%.Thereallyjuicyfindingconcernsthedifferencebetweenthesexes.Amongexecutive-boardmembers,womenearn17%lessthantheirmalecounterparts.Thereareplentyofplausibleexplanationsforthisdisparity,frominterruptionstowomen’scareerstoold-fashioneddiscrimination.Buttheauthorsfindthatthispaygapcanbefullyexplainedbytheeffectofexecutives’networks.Mencanleveragealargenetworkintomoreseniorpositionsoraseatonamorelucrativeboard;womendon’tseemtobeableto.Womencouldjusthaveweakerconnectionswithmembersoftheirnetworks.“Womenseemmoreinclinedtobuildandrelyononlyafewstrongrelationships,”saysMrSeabright.Menarebetteratdevelopingpassingacquaintancesintoanetwork,andbetteratmaintainingahighpersonalprofilethroughthesecontacts.Womenmay,ofcourse,alsobehurtbytheexistingdominanceofmenonboardsandamalepreferenceforfillingexecutivepositionswithothermen.Butatendencytothinkofothermenfirstwillbeamplifiediftalentedwomendon’tstayontheradar.Interestingly,thereisonlyamarginalpaydifferencebetweenmenandwomenwhenitcomestonon-executivedirectors,andnodifferenceintheeffectivenessoftheirnetworks.Itispossiblethatthisreflectspressurefor“genderquotas”oncorporateboards.Womenareabletofindtheirwayontoshortlistsforlower-paid,non-executivepositions.Butthat’snotwheretherealpowerlies.2.Comparedwithmen,womenarecompletelyunabletoleveragealargenetworkintomoreseniorpositionsoraseatonamorelucrativeboard.

生产经营过程中领用的材料，按照用途进行归类，生产产品耗用、生产车间耗用、行政管理部门耗用，分别记入下列科目（）。

现金溢缺的会计核算涉及的科目有（）

对于资产负债结算账户，可以根据其余额的方向来判断其性质。（）

如果通过软件测试没有发现错误，则说明软件是正确的。

14.某工程合同工期为20个月，承包人修改后的进度计划的竣工时间为第22个月，监理人认可了该进度计划的修改。承包人的实际施工期为21个月。下列关于承包人的工期责任的说法中，正确的是()。