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ExpertsCallforLocalandRegionalControlofSitesforRadioactiveWasteThewithdrawalofNevada’sYuccaMountainasapotentialnuclearwasterepositoryhasreopenedthedebateoverhowandwheretodisposeofspentnuclearfuelandhigh-levelnuclearwaste.InanarticleintheJuly10issueofScienceUniversityofMichigangeologistRodneyEwingandPrincetonUniversitynuclearphysicistFrankyonHippelarguethatalthoughfederalagenciesshouldsetstandardsandissuelicensesfortheapprovalofnuclearfacilitieslocalcommunitiesandstatesshouldhavethefinalapprovalonthesitingofthesefacilities.Theauthorsproposethedevelopmentofmultiplesitesthatwouldservicetheregionswherenuclearreactorsarelocated.Themaingoal...shouldbetoprovidetheUniedStateswithmultiplealternativesandsubstantialpublicinvolvementinanopensitinganddesignprocessthatrequiresacceptancebyhostcommunitiesandstatestheauthorswrite.EwingandyonHippelalsoanalyzethereasonswhyYuccaMountainselectedbyCongressin1987astheonlysitetobeinvestigatedforlong-termnuclearwastedisposalfinallywasshelvedaftermorethanthreedecadesofoftencontroversialdebate.Thereasonsincludethesite’sgeologicalproblemsmanagementproblemsimportantchangesintheEnvironmentalProtectionAgency’sstandardunreliablefundingandthefailuretoinvolvelocalcommunitiesinthedecision-makingprocess.Goingforwardeffortsshouldbedirectedatlocatingstoragefacilitiesinthenation’snortheasternsoutheasternmid-westernandwesternregionsandstateswithinagivenregionshouldberesponsiblefordevelopingsolutionsthatsuittheirparticularcircumstances.TransportationofnuclearwasteoverlongdistanceswhichwasaconcernwiththeYuccaMountainsitewouldbelessofaproblembecausetemporarystorageorgeologicaldisposalsitescouldbelocatedclosertoreactors.ThisregionalapproachwouldbesimilartothecurrentapproachinEuropewherespentnuclearfuelandhigh-levelnuclearwastefromabout150reactorsandreprocessingplantsistobemovedtoanumberofgeologicalrepositoriesinavarietyofrocktypessaidRodneyEwingwhohaswrittenextensivelyabouttheimpactofnuclearwastemanagementontheenvironmentandwhohasanalyzedsafetyassessmentcriteriaforthecontroversialYuccaMountainnuclearwasterepository.WhatisNOTtrueaboutthe1987decisionbyCongressconcerningsitingofnuclearwastedisposal
Theworkersinthatfactorymanufacturefurniture.
Iamnotcertainwhetherhewillcome.
A.anopeningceremonyB.61countriesC.awreathlayingceremonyD.the60thanniversaryofitsvictoryoverNaziGermanyE.theroadofpeaceanddevelopmentF.55millionpeopleoftheirlivesChinapledgesherselftofollow______.
A.PacificwarB.GloomyworldC.Putin’scommemoratingspeechD.China’sdeterminationE.Schroeder’spleaforforgivenessF.World’sworstdisasterParagraph2______
ChinatoHelpEuropeDevelopGPS全球定位系统RivalChinaistocontributetoanewglobalsatellitenavigationsystembeingdevelopedbyEuropeannations.TheGalileosatellitesystem51amoreaccuratecivilianalternativetotheGlobalPositioningSystemGPSoperatedbytheUSmilitary.Chinawillprovide230mEurosUSD259min52andwillcooperatewithtechnicalmanufacturingandmarketdevelopment.ChinawillhelpGalileoto53themajorworldinfrastructure基础设施forthegrowingmarketforlocationservicessaidLoyoladePalacioEUtransportcommissioner.Anewcenterthatwillcoordinateco-operationwasalsoannounced54theEuropeanCommissiontheEuropeanSpaceAgencyESAandtheChineseMinistryofScienceandTechnologynotlong55.TheChina-EuropeGlobalNavigationSatelliteSystemTechnicalTrainingandCooperationCenterwillbe56atBeijingUniversity.ChinahasasubstantialsatellitelaunchindustryandcouldpotentiallyhelplaunchtheGalileosatellites.TheUShasclaimedthatGalileocouldinterfere57theUSabilitytodowngrade降级theGPSserviceduringmilitaryconflicts.EuropeanofficialssaythisisunfoundedandcounterthatUSopposition58thecommercialchallengeGalileowouldpresenttoGPS.GalileowillbeprecisetowithinameterwhilethecivilianGPSserviceisaccuratetoaround10meters.TheGalileosatelliteconstellation卫星群集will5927operationalandthreereservesatellitesorbitingtheEarthatanaltitudeof23600km.Thesatelliteswillbestrungalongthreemedium-Earthorbitsat56degreesinclinationtotheequatorandwillprovideglobalcoverage.Thesystemshouldbeoperationalby2008andtheentireprojectisexpectedto60around3.2billionEurosUSD3.6billion.TheEuropeanCommissionhassaidGalileowillprimarilybeusedfortransportationtechnologyscientificresearchlandmanagementanddisastermonitoring.Galileowillprovidetwosignals;astandardcivilianoneandanencrypted编码wide-bandsignal61thePublicRegulatedServicePRS.Thissecondsignalisdesignedtowithstandlocalizedjamming干扰andwillbeusedbypoliceandmilitaryservicesinEurope.EuropeanCommission62havesaidChinawillnotbegivenaccesstothePRS.ThefirstGalileosatelliteisscheduledtolaunchlatein2004.Clocksonboardthe63willbesynchronized使同步through20groundsensorsstationstwocommandcentersand15uplink向上传输stations.Receiversonthegroundwillusetimesignalsfromthesatellitestopreciselycalculatetheir64.Asearchandrescuefunctionwillalso65distresssignalsberelayedthroughtheconstellationofsatellites.
TheProblemBroughtByIncreasingPopulationAveryimportantworldproblemistheincreasingnumberofpeoplewhoactuallyinhabitthisplanet.Thelimitedamountoflandandlandresourceswillsoonbeunabletosupportthehugepopulationifitcontinuestogrowatitspresentrate.SowhyisthishugeincreaseinpopulationtakingplaceItisreallyduetothespreadoftheknowledgeandpracticeofwhatisbecomingknownasDeathControl.YouhavenodoubtheardofthetermBirthControl.DeathControlissomethingratherdifferent.Itrecognizestheworkofthedoctorsandscientistswhonowkeepalivepeoplewhonotverylongagowouldhavediedofavarietyofthenincurablediseases.Throughawidevarietyoftechnologicalinnovationsthatincludefarmingmethodsandthecontrolofdeadlydiseaseswehavefoundwaystoreducetherateatwhichwedie.Howeverthissuccessistheverycauseofthegreatestthreattomankind.Ifweexaminetheamountoflandavailableforthisever-increasingpopulationwebegintoseetheproblem.Ifeveryoneontheplanethadanequalshareoflandwewouldeachhaveabout50000squaremeters.Thisfigureseemstobequiteencouraginguntilweexaminetheamountofusablelandweactuallyhave.Morethanthreefifthsoftheworld’slandcannotproducefood.Obviouslywithsolittlelandtosupportusweshouldbetakinggreatcarenottoreduceitfurther.Butwearenot!Insteadweareconsumingitscapital’—itsnonrenewablefossilfuelsandothermineraldepositsthattookmillionsofyearstoformbutwhicharenowbeingdestroyedindecades.Wearealsodoingthesamewithothervitalresourcesnotusuallythoughtofasbeingnonrenewablesuchasfertilesoilsgroundwaterandthemillionsofotherspeciesthatsharetheearthwithus.Itisaverycommonbeliefthattheproblemsofthepopulationexplosionarecausedmainlybypoorpeoplelivinginpoorcountrieswhodonotknowenoughtolimittheirreproduction.Thisisnottrue.Theactualnumberofpeopleinanareaisnotasimportantastheeffecttheyhaveonnature.Developingcountriesdohaveaneffectontheirenvironmentbutitisthepopulationsofrichercountriesthathaveafargreaterimpactontheearthasawhole.InParagraph4thewriterimpliesthatfertilesoilsare______.
SuchpersonalsacrificeseveniftheyarelargelysymbolichelptocreatethesenseofcommunityandemployeeloyaltythatiscrucialtotheJapanesewayofdoingbusiness.
ChinatoHelpEuropeDevelopGPS全球定位系统RivalChinaistocontributetoanewglobalsatellitenavigationsystembeingdevelopedbyEuropeannations.TheGalileosatellitesystem51amoreaccuratecivilianalternativetotheGlobalPositioningSystemGPSoperatedbytheUSmilitary.Chinawillprovide230mEurosUSD259min52andwillcooperatewithtechnicalmanufacturingandmarketdevelopment.ChinawillhelpGalileoto53themajorworldinfrastructure基础设施forthegrowingmarketforlocationservicessaidLoyoladePalacioEUtransportcommissioner.Anewcenterthatwillcoordinateco-operationwasalsoannounced54theEuropeanCommissiontheEuropeanSpaceAgencyESAandtheChineseMinistryofScienceandTechnologynotlong55.TheChina-EuropeGlobalNavigationSatelliteSystemTechnicalTrainingandCooperationCenterwillbe56atBeijingUniversity.ChinahasasubstantialsatellitelaunchindustryandcouldpotentiallyhelplaunchtheGalileosatellites.TheUShasclaimedthatGalileocouldinterfere57theUSabilitytodowngrade降级theGPSserviceduringmilitaryconflicts.EuropeanofficialssaythisisunfoundedandcounterthatUSopposition58thecommercialchallengeGalileowouldpresenttoGPS.GalileowillbeprecisetowithinameterwhilethecivilianGPSserviceisaccuratetoaround10meters.TheGalileosatelliteconstellation卫星群集will5927operationalandthreereservesatellitesorbitingtheEarthatanaltitudeof23600km.Thesatelliteswillbestrungalongthreemedium-Earthorbitsat56degreesinclinationtotheequatorandwillprovideglobalcoverage.Thesystemshouldbeoperationalby2008andtheentireprojectisexpectedto60around3.2billionEurosUSD3.6billion.TheEuropeanCommissionhassaidGalileowillprimarilybeusedfortransportationtechnologyscientificresearchlandmanagementanddisastermonitoring.Galileowillprovidetwosignals;astandardcivilianoneandanencrypted编码wide-bandsignal61thePublicRegulatedServicePRS.Thissecondsignalisdesignedtowithstandlocalizedjamming干扰andwillbeusedbypoliceandmilitaryservicesinEurope.EuropeanCommission62havesaidChinawillnotbegivenaccesstothePRS.ThefirstGalileosatelliteisscheduledtolaunchlatein2004.Clocksonboardthe63willbesynchronized使同步through20groundsensorsstationstwocommandcentersand15uplink向上传输stations.Receiversonthegroundwillusetimesignalsfromthesatellitestopreciselycalculatetheir64.Asearchandrescuefunctionwillalso65distresssignalsberelayedthroughtheconstellationofsatellites.
ChinatoHelpEuropeDevelopGPS全球定位系统RivalChinaistocontributetoanewglobalsatellitenavigationsystembeingdevelopedbyEuropeannations.TheGalileosatellitesystem51amoreaccuratecivilianalternativetotheGlobalPositioningSystemGPSoperatedbytheUSmilitary.Chinawillprovide230mEurosUSD259min52andwillcooperatewithtechnicalmanufacturingandmarketdevelopment.ChinawillhelpGalileoto53themajorworldinfrastructure基础设施forthegrowingmarketforlocationservicessaidLoyoladePalacioEUtransportcommissioner.Anewcenterthatwillcoordinateco-operationwasalsoannounced54theEuropeanCommissiontheEuropeanSpaceAgencyESAandtheChineseMinistryofScienceandTechnologynotlong55.TheChina-EuropeGlobalNavigationSatelliteSystemTechnicalTrainingandCooperationCenterwillbe56atBeijingUniversity.ChinahasasubstantialsatellitelaunchindustryandcouldpotentiallyhelplaunchtheGalileosatellites.TheUShasclaimedthatGalileocouldinterfere57theUSabilitytodowngrade降级theGPSserviceduringmilitaryconflicts.EuropeanofficialssaythisisunfoundedandcounterthatUSopposition58thecommercialchallengeGalileowouldpresenttoGPS.GalileowillbeprecisetowithinameterwhilethecivilianGPSserviceisaccuratetoaround10meters.TheGalileosatelliteconstellation卫星群集will5927operationalandthreereservesatellitesorbitingtheEarthatanaltitudeof23600km.Thesatelliteswillbestrungalongthreemedium-Earthorbitsat56degreesinclinationtotheequatorandwillprovideglobalcoverage.Thesystemshouldbeoperationalby2008andtheentireprojectisexpectedto60around3.2billionEurosUSD3.6billion.TheEuropeanCommissionhassaidGalileowillprimarilybeusedfortransportationtechnologyscientificresearchlandmanagementanddisastermonitoring.Galileowillprovidetwosignals;astandardcivilianoneandanencrypted编码wide-bandsignal61thePublicRegulatedServicePRS.Thissecondsignalisdesignedtowithstandlocalizedjamming干扰andwillbeusedbypoliceandmilitaryservicesinEurope.EuropeanCommission62havesaidChinawillnotbegivenaccesstothePRS.ThefirstGalileosatelliteisscheduledtolaunchlatein2004.Clocksonboardthe63willbesynchronized使同步through20groundsensorsstationstwocommandcentersand15uplink向上传输stations.Receiversonthegroundwillusetimesignalsfromthesatellitestopreciselycalculatetheir64.Asearchandrescuefunctionwillalso65distresssignalsberelayedthroughtheconstellationofsatellites.
Canyoufollowtheplot
ExpertsCallforLocalandRegionalControlofSitesforRadioactiveWasteThewithdrawalofNevada’sYuccaMountainasapotentialnuclearwasterepositoryhasreopenedthedebateoverhowandwheretodisposeofspentnuclearfuelandhigh-levelnuclearwaste.InanarticleintheJuly10issueofScienceUniversityofMichigangeologistRodneyEwingandPrincetonUniversitynuclearphysicistFrankyonHippelarguethatalthoughfederalagenciesshouldsetstandardsandissuelicensesfortheapprovalofnuclearfacilitieslocalcommunitiesandstatesshouldhavethefinalapprovalonthesitingofthesefacilities.Theauthorsproposethedevelopmentofmultiplesitesthatwouldservicetheregionswherenuclearreactorsarelocated.Themaingoal...shouldbetoprovidetheUniedStateswithmultiplealternativesandsubstantialpublicinvolvementinanopensitinganddesignprocessthatrequiresacceptancebyhostcommunitiesandstatestheauthorswrite.EwingandyonHippelalsoanalyzethereasonswhyYuccaMountainselectedbyCongressin1987astheonlysitetobeinvestigatedforlong-termnuclearwastedisposalfinallywasshelvedaftermorethanthreedecadesofoftencontroversialdebate.Thereasonsincludethesite’sgeologicalproblemsmanagementproblemsimportantchangesintheEnvironmentalProtectionAgency’sstandardunreliablefundingandthefailuretoinvolvelocalcommunitiesinthedecision-makingprocess.Goingforwardeffortsshouldbedirectedatlocatingstoragefacilitiesinthenation’snortheasternsoutheasternmid-westernandwesternregionsandstateswithinagivenregionshouldberesponsiblefordevelopingsolutionsthatsuittheirparticularcircumstances.TransportationofnuclearwasteoverlongdistanceswhichwasaconcernwiththeYuccaMountainsitewouldbelessofaproblembecausetemporarystorageorgeologicaldisposalsitescouldbelocatedclosertoreactors.ThisregionalapproachwouldbesimilartothecurrentapproachinEuropewherespentnuclearfuelandhigh-levelnuclearwastefromabout150reactorsandreprocessingplantsistobemovedtoanumberofgeologicalrepositoriesinavarietyofrocktypessaidRodneyEwingwhohaswrittenextensivelyabouttheimpactofnuclearwastemanagementontheenvironmentandwhohasanalyzedsafetyassessmentcriteriaforthecontroversialYuccaMountainnuclearwasterepository.Whichofthefollowingwordscanbestsubstitutethewordwithdrawalinthefirstparagraph
NormanBlarneyisanartistofdeepconvictions.
TheProblemBroughtByIncreasingPopulationAveryimportantworldproblemistheincreasingnumberofpeoplewhoactuallyinhabitthisplanet.Thelimitedamountoflandandlandresourceswillsoonbeunabletosupportthehugepopulationifitcontinuestogrowatitspresentrate.SowhyisthishugeincreaseinpopulationtakingplaceItisreallyduetothespreadoftheknowledgeandpracticeofwhatisbecomingknownasDeathControl.YouhavenodoubtheardofthetermBirthControl.DeathControlissomethingratherdifferent.Itrecognizestheworkofthedoctorsandscientistswhonowkeepalivepeoplewhonotverylongagowouldhavediedofavarietyofthenincurablediseases.Throughawidevarietyoftechnologicalinnovationsthatincludefarmingmethodsandthecontrolofdeadlydiseaseswehavefoundwaystoreducetherateatwhichwedie.Howeverthissuccessistheverycauseofthegreatestthreattomankind.Ifweexaminetheamountoflandavailableforthisever-increasingpopulationwebegintoseetheproblem.Ifeveryoneontheplanethadanequalshareoflandwewouldeachhaveabout50000squaremeters.Thisfigureseemstobequiteencouraginguntilweexaminetheamountofusablelandweactuallyhave.Morethanthreefifthsoftheworld’slandcannotproducefood.Obviouslywithsolittlelandtosupportusweshouldbetakinggreatcarenottoreduceitfurther.Butwearenot!Insteadweareconsumingitscapital’—itsnonrenewablefossilfuelsandothermineraldepositsthattookmillionsofyearstoformbutwhicharenowbeingdestroyedindecades.Wearealsodoingthesamewithothervitalresourcesnotusuallythoughtofasbeingnonrenewablesuchasfertilesoilsgroundwaterandthemillionsofotherspeciesthatsharetheearthwithus.Itisaverycommonbeliefthattheproblemsofthepopulationexplosionarecausedmainlybypoorpeoplelivinginpoorcountrieswhodonotknowenoughtolimittheirreproduction.Thisisnottrue.Theactualnumberofpeopleinanareaisnotasimportantastheeffecttheyhaveonnature.Developingcountriesdohaveaneffectontheirenvironmentbutitisthepopulationsofrichercountriesthathaveafargreaterimpactontheearthasawhole.ThewordincurableinParagraph2means______.
A.PacificwarB.GloomyworldC.Putin’scommemoratingspeechD.China’sdeterminationE.Schroeder’spleaforforgivenessF.World’sworstdisasterParagraph4______
ChinatoHelpEuropeDevelopGPS全球定位系统RivalChinaistocontributetoanewglobalsatellitenavigationsystembeingdevelopedbyEuropeannations.TheGalileosatellitesystem51amoreaccuratecivilianalternativetotheGlobalPositioningSystemGPSoperatedbytheUSmilitary.Chinawillprovide230mEurosUSD259min52andwillcooperatewithtechnicalmanufacturingandmarketdevelopment.ChinawillhelpGalileoto53themajorworldinfrastructure基础设施forthegrowingmarketforlocationservicessaidLoyoladePalacioEUtransportcommissioner.Anewcenterthatwillcoordinateco-operationwasalsoannounced54theEuropeanCommissiontheEuropeanSpaceAgencyESAandtheChineseMinistryofScienceandTechnologynotlong55.TheChina-EuropeGlobalNavigationSatelliteSystemTechnicalTrainingandCooperationCenterwillbe56atBeijingUniversity.ChinahasasubstantialsatellitelaunchindustryandcouldpotentiallyhelplaunchtheGalileosatellites.TheUShasclaimedthatGalileocouldinterfere57theUSabilitytodowngrade降级theGPSserviceduringmilitaryconflicts.EuropeanofficialssaythisisunfoundedandcounterthatUSopposition58thecommercialchallengeGalileowouldpresenttoGPS.GalileowillbeprecisetowithinameterwhilethecivilianGPSserviceisaccuratetoaround10meters.TheGalileosatelliteconstellation卫星群集will5927operationalandthreereservesatellitesorbitingtheEarthatanaltitudeof23600km.Thesatelliteswillbestrungalongthreemedium-Earthorbitsat56degreesinclinationtotheequatorandwillprovideglobalcoverage.Thesystemshouldbeoperationalby2008andtheentireprojectisexpectedto60around3.2billionEurosUSD3.6billion.TheEuropeanCommissionhassaidGalileowillprimarilybeusedfortransportationtechnologyscientificresearchlandmanagementanddisastermonitoring.Galileowillprovidetwosignals;astandardcivilianoneandanencrypted编码wide-bandsignal61thePublicRegulatedServicePRS.Thissecondsignalisdesignedtowithstandlocalizedjamming干扰andwillbeusedbypoliceandmilitaryservicesinEurope.EuropeanCommission62havesaidChinawillnotbegivenaccesstothePRS.ThefirstGalileosatelliteisscheduledtolaunchlatein2004.Clocksonboardthe63willbesynchronized使同步through20groundsensorsstationstwocommandcentersand15uplink向上传输stations.Receiversonthegroundwillusetimesignalsfromthesatellitestopreciselycalculatetheir64.Asearchandrescuefunctionwillalso65distresssignalsberelayedthroughtheconstellationofsatellites.
TheColdPlacesTheArcticisapolarregion.ItsurroundstheNorthPole.LikeAntarcticatheArcticisalandoficeandsnow.Antarcticaholdstherecordforalowtemperaturereading125Fahrenheitbelowzero.Readingsof85degreesbelowzeroarecommoninboththeArcticandAntarctica.Wintertemperaturesaverage30degreesbelowzerointheArctic.AttheSouthPolethewinterisabout73degreesbelowzero.OnethingalonemakesitalmostimpossibleformentoliveinAntarcticaandinpartsoftheArctic.Thisonethingisthelowtemperature——thekillingchillofthefarNorthandthepolarSouth.Tosurvivemenmustwearthewarmestpossibleclothing.Theymustbuildwindproofshelters.Theymustkeepheatersgoingatalltimes.Notevenformomentcantheybeunprotectedagainstthebelow-zerotemperature.Menhaveawayofprovidingforthemselves.Polarexplorerswrapthemselvesinwarmcoatsandfurs.Thecoldmakeslifedifficult.Buttheexplorerscanstayalive.WhataboutanimalsCantheysurviveDowefindplantsDowefindlifeintheArcticandtheAntarcticaYeswedo.Thereislifeintheoceans.Thereislifeonland.Antarcticaaswehaveseenisacoldplaceindeed.Butthishasnotalwaysbeenthecase.ExpeditionscientistshavediscoveredthatAntarcticamayhavebeenmuchlikeourown.ExploreshavediscoveredcoalinAntarctica.ThisleadsthemtobelievethatAntarcticaatonetimewasalandofswampsandforests.Heatandmoisturemusthavekeptthetreesintheforestsalive.Wintertemperaturesaverage85degreesbelowzeroinAntarctic
Eveninahighlymodernizedcountrymanualworkisstillneeded.
EinsteinNamedPersonoftheCenturyAlbertEinsteinwhosetheoriesonspacetimeandmatterhelpedunravel解决thesecretsoftheatomandoftheuniversewaschosenasPersonoftheCenturybyTimemagazineonSunday.Amanwhoseverynameissynonymous同义的withscientificgeniusEinsteinhascometorepresentmorethananyotherpersonthefloweringof20thcenturyscientificthoughthatsetthestagefortheageoftechnology.Theworldhaschangedfarmoreinthepast100yearsthaninanyothercenturyinhistory.Thereasonisnotpoliticaloreconomicbuttechnological—technologiesthatfloweddirectlyfromadvancesinbasicsciencewrotetheoreticalphysicistStephenHawkinginaTimeessayexplainingEinstein’ssignificance.46Timechoseasrunner-upPresidentFranklinRoosevelttorepresentthetriumphoffreedomanddemocracyoverfascismandMahatmaGandhiasanicon象征foracenturywhencivilandhumanrightsbecamecrucialfactorsinglobalpolitics.WhatwesawwasFranklinRooseveltembodyingthegreatthemeoffreedom’sfightagainsttotalitarianismGandhipersonifying象征体现thegreatthemeofindividualsstrugglingfortheirrightsandEinsteinbeingbothagreatgeniusandagreatsymbolofascientificrevolutionthatbroughtwithitamazingtechnologicaladvancesthathelpedexpandthegrowthoffreedomsaidTimeMagazineEditorWalterIsaacson.EinsteinwasborninUlmGermanyin1879.47.Hewasslowtolearntospeakanddidnotdowellinelementaryschool.Hecouldnotstomachorganizedlearningandloathedtakingexams.In1905howeverhewastopublishatheorywhichstandsasoneofthemostintricateexamplesofhumanimaginationinhistory.48.Everythingelse—massweightspaceeventimeitself—isavariable变量.Andheofferedtheworldhisnow-famousequation方程式:energyequalsmasstimesthespeedoflightsquared—E=mc2.49.Therewaslessfaithinabsolutesnotonlyoftimeandspacebutalsooftruthandmorality.Einstein’sfamousequationwasalsotheseedthatledtothedevelopmentofatomicenergyandweapons.In1939sixyearsafterhefledEuropeanfascismandsettledatPrincetonUniversityEinsteinanavowedpacifistsignedalettertoPresidentRoosevelturgingtheUnitedStatestodevelopanatomicbombbeforeNaziGermanydid.50.Einsteindidnotworkontheproject.EinsteindiedinPrincetonNewJerseyin1955.A.IndirectlyrelativitypavedthewayforanewrelativisminmoralityartandpoliticsIsaacsonwroteinanessayexplainingTime’schoices.B.Howhethoughtoftherelativitytheoryinfluencedthegeneralpublic’sviewaboutAlbertEinstein.C.ClearlynoscientistbetterrepresentsthoseadvancesthanAlbertEinstein.D.RooseveltheededtheadviceandformedtheManhattanProjectthatsecretlydevelopedthefirstatomicweapon.E.InhisearlyyearsEinsteindidnotshowthepromiseofwhathewastobecome.F.InhisSpecialTheoryofRelativityEinsteindescribedhowtheonlyconstantintheuniverseisthespeedoflight.
A.anopeningceremonyB.61countriesC.awreathlayingceremonyD.the60thanniversaryofitsvictoryoverNaziGermanyE.theroadofpeaceanddevelopmentF.55millionpeopleoftheirlivesRussiacelebrated______.
EinsteinNamedPersonoftheCenturyAlbertEinsteinwhosetheoriesonspacetimeandmatterhelpedunravel解决thesecretsoftheatomandoftheuniversewaschosenasPersonoftheCenturybyTimemagazineonSunday.Amanwhoseverynameissynonymous同义的withscientificgeniusEinsteinhascometorepresentmorethananyotherpersonthefloweringof20thcenturyscientificthoughthatsetthestagefortheageoftechnology.Theworldhaschangedfarmoreinthepast100yearsthaninanyothercenturyinhistory.Thereasonisnotpoliticaloreconomicbuttechnological—technologiesthatfloweddirectlyfromadvancesinbasicsciencewrotetheoreticalphysicistStephenHawkinginaTimeessayexplainingEinstein’ssignificance.46Timechoseasrunner-upPresidentFranklinRoosevelttorepresentthetriumphoffreedomanddemocracyoverfascismandMahatmaGandhiasanicon象征foracenturywhencivilandhumanrightsbecamecrucialfactorsinglobalpolitics.WhatwesawwasFranklinRooseveltembodyingthegreatthemeoffreedom’sfightagainsttotalitarianismGandhipersonifying象征体现thegreatthemeofindividualsstrugglingfortheirrightsandEinsteinbeingbothagreatgeniusandagreatsymbolofascientificrevolutionthatbroughtwithitamazingtechnologicaladvancesthathelpedexpandthegrowthoffreedomsaidTimeMagazineEditorWalterIsaacson.EinsteinwasborninUlmGermanyin1879.47.Hewasslowtolearntospeakanddidnotdowellinelementaryschool.Hecouldnotstomachorganizedlearningandloathedtakingexams.In1905howeverhewastopublishatheorywhichstandsasoneofthemostintricateexamplesofhumanimaginationinhistory.48.Everythingelse—massweightspaceeventimeitself—isavariable变量.Andheofferedtheworldhisnow-famousequation方程式:energyequalsmasstimesthespeedoflightsquared—E=mc2.49.Therewaslessfaithinabsolutesnotonlyoftimeandspacebutalsooftruthandmorality.Einstein’sfamousequationwasalsotheseedthatledtothedevelopmentofatomicenergyandweapons.In1939sixyearsafterhefledEuropeanfascismandsettledatPrincetonUniversityEinsteinanavowedpacifistsignedalettertoPresidentRoosevelturgingtheUnitedStatestodevelopanatomicbombbeforeNaziGermanydid.50.Einsteindidnotworkontheproject.EinsteindiedinPrincetonNewJerseyin1955.A.IndirectlyrelativitypavedthewayforanewrelativisminmoralityartandpoliticsIsaacsonwroteinanessayexplainingTime’schoices.B.Howhethoughtoftherelativitytheoryinfluencedthegeneralpublic’sviewaboutAlbertEinstein.C.ClearlynoscientistbetterrepresentsthoseadvancesthanAlbertEinstein.D.RooseveltheededtheadviceandformedtheManhattanProjectthatsecretlydevelopedthefirstatomicweapon.E.InhisearlyyearsEinsteindidnotshowthepromiseofwhathewastobecome.F.InhisSpecialTheoryofRelativityEinsteindescribedhowtheonlyconstantintheuniverseisthespeedoflight.
ChinatoHelpEuropeDevelopGPS全球定位系统RivalChinaistocontributetoanewglobalsatellitenavigationsystembeingdevelopedbyEuropeannations.TheGalileosatellitesystem51amoreaccuratecivilianalternativetotheGlobalPositioningSystemGPSoperatedbytheUSmilitary.Chinawillprovide230mEurosUSD259min52andwillcooperatewithtechnicalmanufacturingandmarketdevelopment.ChinawillhelpGalileoto53themajorworldinfrastructure基础设施forthegrowingmarketforlocationservicessaidLoyoladePalacioEUtransportcommissioner.Anewcenterthatwillcoordinateco-operationwasalsoannounced54theEuropeanCommissiontheEuropeanSpaceAgencyESAandtheChineseMinistryofScienceandTechnologynotlong55.TheChina-EuropeGlobalNavigationSatelliteSystemTechnicalTrainingandCooperationCenterwillbe56atBeijingUniversity.ChinahasasubstantialsatellitelaunchindustryandcouldpotentiallyhelplaunchtheGalileosatellites.TheUShasclaimedthatGalileocouldinterfere57theUSabilitytodowngrade降级theGPSserviceduringmilitaryconflicts.EuropeanofficialssaythisisunfoundedandcounterthatUSopposition58thecommercialchallengeGalileowouldpresenttoGPS.GalileowillbeprecisetowithinameterwhilethecivilianGPSserviceisaccuratetoaround10meters.TheGalileosatelliteconstellation卫星群集will5927operationalandthreereservesatellitesorbitingtheEarthatanaltitudeof23600km.Thesatelliteswillbestrungalongthreemedium-Earthorbitsat56degreesinclinationtotheequatorandwillprovideglobalcoverage.Thesystemshouldbeoperationalby2008andtheentireprojectisexpectedto60around3.2billionEurosUSD3.6billion.TheEuropeanCommissionhassaidGalileowillprimarilybeusedfortransportationtechnologyscientificresearchlandmanagementanddisastermonitoring.Galileowillprovidetwosignals;astandardcivilianoneandanencrypted编码wide-bandsignal61thePublicRegulatedServicePRS.Thissecondsignalisdesignedtowithstandlocalizedjamming干扰andwillbeusedbypoliceandmilitaryservicesinEurope.EuropeanCommission62havesaidChinawillnotbegivenaccesstothePRS.ThefirstGalileosatelliteisscheduledtolaunchlatein2004.Clocksonboardthe63willbesynchronized使同步through20groundsensorsstationstwocommandcentersand15uplink向上传输stations.Receiversonthegroundwillusetimesignalsfromthesatellitestopreciselycalculatetheir64.Asearchandrescuefunctionwillalso65distresssignalsberelayedthroughtheconstellationofsatellites.
ChinatoHelpEuropeDevelopGPS全球定位系统RivalChinaistocontributetoanewglobalsatellitenavigationsystembeingdevelopedbyEuropeannations.TheGalileosatellitesystem51amoreaccuratecivilianalternativetotheGlobalPositioningSystemGPSoperatedbytheUSmilitary.Chinawillprovide230mEurosUSD259min52andwillcooperatewithtechnicalmanufacturingandmarketdevelopment.ChinawillhelpGalileoto53themajorworldinfrastructure基础设施forthegrowingmarketforlocationservicessaidLoyoladePalacioEUtransportcommissioner.Anewcenterthatwillcoordinateco-operationwasalsoannounced54theEuropeanCommissiontheEuropeanSpaceAgencyESAandtheChineseMinistryofScienceandTechnologynotlong55.TheChina-EuropeGlobalNavigationSatelliteSystemTechnicalTrainingandCooperationCenterwillbe56atBeijingUniversity.ChinahasasubstantialsatellitelaunchindustryandcouldpotentiallyhelplaunchtheGalileosatellites.TheUShasclaimedthatGalileocouldinterfere57theUSabilitytodowngrade降级theGPSserviceduringmilitaryconflicts.EuropeanofficialssaythisisunfoundedandcounterthatUSopposition58thecommercialchallengeGalileowouldpresenttoGPS.GalileowillbeprecisetowithinameterwhilethecivilianGPSserviceisaccuratetoaround10meters.TheGalileosatelliteconstellation卫星群集will5927operationalandthreereservesatellitesorbitingtheEarthatanaltitudeof23600km.Thesatelliteswillbestrungalongthreemedium-Earthorbitsat56degreesinclinationtotheequatorandwillprovideglobalcoverage.Thesystemshouldbeoperationalby2008andtheentireprojectisexpectedto60around3.2billionEurosUSD3.6billion.TheEuropeanCommissionhassaidGalileowillprimarilybeusedfortransportationtechnologyscientificresearchlandmanagementanddisastermonitoring.Galileowillprovidetwosignals;astandardcivilianoneandanencrypted编码wide-bandsignal61thePublicRegulatedServicePRS.Thissecondsignalisdesignedtowithstandlocalizedjamming干扰andwillbeusedbypoliceandmilitaryservicesinEurope.EuropeanCommission62havesaidChinawillnotbegivenaccesstothePRS.ThefirstGalileosatelliteisscheduledtolaunchlatein2004.Clocksonboardthe63willbesynchronized使同步through20groundsensorsstationstwocommandcentersand15uplink向上传输stations.Receiversonthegroundwillusetimesignalsfromthesatellitestopreciselycalculatetheir64.Asearchandrescuefunctionwillalso65distresssignalsberelayedthroughtheconstellationofsatellites.
ChinatoHelpEuropeDevelopGPS全球定位系统RivalChinaistocontributetoanewglobalsatellitenavigationsystembeingdevelopedbyEuropeannations.TheGalileosatellitesystem51amoreaccuratecivilianalternativetotheGlobalPositioningSystemGPSoperatedbytheUSmilitary.Chinawillprovide230mEurosUSD259min52andwillcooperatewithtechnicalmanufacturingandmarketdevelopment.ChinawillhelpGalileoto53themajorworldinfrastructure基础设施forthegrowingmarketforlocationservicessaidLoyoladePalacioEUtransportcommissioner.Anewcenterthatwillcoordinateco-operationwasalsoannounced54theEuropeanCommissiontheEuropeanSpaceAgencyESAandtheChineseMinistryofScienceandTechnologynotlong55.TheChina-EuropeGlobalNavigationSatelliteSystemTechnicalTrainingandCooperationCenterwillbe56atBeijingUniversity.ChinahasasubstantialsatellitelaunchindustryandcouldpotentiallyhelplaunchtheGalileosatellites.TheUShasclaimedthatGalileocouldinterfere57theUSabilitytodowngrade降级theGPSserviceduringmilitaryconflicts.EuropeanofficialssaythisisunfoundedandcounterthatUSopposition58thecommercialchallengeGalileowouldpresenttoGPS.GalileowillbeprecisetowithinameterwhilethecivilianGPSserviceisaccuratetoaround10meters.TheGalileosatelliteconstellation卫星群集will5927operationalandthreereservesatellitesorbitingtheEarthatanaltitudeof23600km.Thesatelliteswillbestrungalongthreemedium-Earthorbitsat56degreesinclinationtotheequatorandwillprovideglobalcoverage.Thesystemshouldbeoperationalby2008andtheentireprojectisexpectedto60around3.2billionEurosUSD3.6billion.TheEuropeanCommissionhassaidGalileowillprimarilybeusedfortransportationtechnologyscientificresearchlandmanagementanddisastermonitoring.Galileowillprovidetwosignals;astandardcivilianoneandanencrypted编码wide-bandsignal61thePublicRegulatedServicePRS.Thissecondsignalisdesignedtowithstandlocalizedjamming干扰andwillbeusedbypoliceandmilitaryservicesinEurope.EuropeanCommission62havesaidChinawillnotbegivenaccesstothePRS.ThefirstGalileosatelliteisscheduledtolaunchlatein2004.Clocksonboardthe63willbesynchronized使同步through20groundsensorsstationstwocommandcentersand15uplink向上传输stations.Receiversonthegroundwillusetimesignalsfromthesatellitestopreciselycalculatetheir64.Asearchandrescuefunctionwillalso65distresssignalsberelayedthroughtheconstellationofsatellites.
ExpertsCallforLocalandRegionalControlofSitesforRadioactiveWasteThewithdrawalofNevada’sYuccaMountainasapotentialnuclearwasterepositoryhasreopenedthedebateoverhowandwheretodisposeofspentnuclearfuelandhigh-levelnuclearwaste.InanarticleintheJuly10issueofScienceUniversityofMichigangeologistRodneyEwingandPrincetonUniversitynuclearphysicistFrankyonHippelarguethatalthoughfederalagenciesshouldsetstandardsandissuelicensesfortheapprovalofnuclearfacilitieslocalcommunitiesandstatesshouldhavethefinalapprovalonthesitingofthesefacilities.Theauthorsproposethedevelopmentofmultiplesitesthatwouldservicetheregionswherenuclearreactorsarelocated.Themaingoal...shouldbetoprovidetheUniedStateswithmultiplealternativesandsubstantialpublicinvolvementinanopensitinganddesignprocessthatrequiresacceptancebyhostcommunitiesandstatestheauthorswrite.EwingandyonHippelalsoanalyzethereasonswhyYuccaMountainselectedbyCongressin1987astheonlysitetobeinvestigatedforlong-termnuclearwastedisposalfinallywasshelvedaftermorethanthreedecadesofoftencontroversialdebate.Thereasonsincludethesite’sgeologicalproblemsmanagementproblemsimportantchangesintheEnvironmentalProtectionAgency’sstandardunreliablefundingandthefailuretoinvolvelocalcommunitiesinthedecision-makingprocess.Goingforwardeffortsshouldbedirectedatlocatingstoragefacilitiesinthenation’snortheasternsoutheasternmid-westernandwesternregionsandstateswithinagivenregionshouldberesponsiblefordevelopingsolutionsthatsuittheirparticularcircumstances.TransportationofnuclearwasteoverlongdistanceswhichwasaconcernwiththeYuccaMountainsitewouldbelessofaproblembecausetemporarystorageorgeologicaldisposalsitescouldbelocatedclosertoreactors.ThisregionalapproachwouldbesimilartothecurrentapproachinEuropewherespentnuclearfuelandhigh-levelnuclearwastefromabout150reactorsandreprocessingplantsistobemovedtoanumberofgeologicalrepositoriesinavarietyofrocktypessaidRodneyEwingwhohaswrittenextensivelyabouttheimpactofnuclearwastemanagementontheenvironmentandwhohasanalyzedsafetyassessmentcriteriaforthecontroversialYuccaMountainnuclearwasterepository.Whatismeantbyregionalapproachasmentionedinthelastparagraph
WeallthinkthatMary'shusbandisaveryboringperson.
EinsteinNamedPersonoftheCenturyAlbertEinsteinwhosetheoriesonspacetimeandmatterhelpedunravel解决thesecretsoftheatomandoftheuniversewaschosenasPersonoftheCenturybyTimemagazineonSunday.Amanwhoseverynameissynonymous同义的withscientificgeniusEinsteinhascometorepresentmorethananyotherpersonthefloweringof20thcenturyscientificthoughthatsetthestagefortheageoftechnology.Theworldhaschangedfarmoreinthepast100yearsthaninanyothercenturyinhistory.Thereasonisnotpoliticaloreconomicbuttechnological—technologiesthatfloweddirectlyfromadvancesinbasicsciencewrotetheoreticalphysicistStephenHawkinginaTimeessayexplainingEinstein’ssignificance.46Timechoseasrunner-upPresidentFranklinRoosevelttorepresentthetriumphoffreedomanddemocracyoverfascismandMahatmaGandhiasanicon象征foracenturywhencivilandhumanrightsbecamecrucialfactorsinglobalpolitics.WhatwesawwasFranklinRooseveltembodyingthegreatthemeoffreedom’sfightagainsttotalitarianismGandhipersonifying象征体现thegreatthemeofindividualsstrugglingfortheirrightsandEinsteinbeingbothagreatgeniusandagreatsymbolofascientificrevolutionthatbroughtwithitamazingtechnologicaladvancesthathelpedexpandthegrowthoffreedomsaidTimeMagazineEditorWalterIsaacson.EinsteinwasborninUlmGermanyin1879.47.Hewasslowtolearntospeakanddidnotdowellinelementaryschool.Hecouldnotstomachorganizedlearningandloathedtakingexams.In1905howeverhewastopublishatheorywhichstandsasoneofthemostintricateexamplesofhumanimaginationinhistory.48.Everythingelse—massweightspaceeventimeitself—isavariable变量.Andheofferedtheworldhisnow-famousequation方程式:energyequalsmasstimesthespeedoflightsquared—E=mc2.49.Therewaslessfaithinabsolutesnotonlyoftimeandspacebutalsooftruthandmorality.Einstein’sfamousequationwasalsotheseedthatledtothedevelopmentofatomicenergyandweapons.In1939sixyearsafterhefledEuropeanfascismandsettledatPrincetonUniversityEinsteinanavowedpacifistsignedalettertoPresidentRoosevelturgingtheUnitedStatestodevelopanatomicbombbeforeNaziGermanydid.50.Einsteindidnotworkontheproject.EinsteindiedinPrincetonNewJerseyin1955.A.IndirectlyrelativitypavedthewayforanewrelativisminmoralityartandpoliticsIsaacsonwroteinanessayexplainingTime’schoices.B.Howhethoughtoftherelativitytheoryinfluencedthegeneralpublic’sviewaboutAlbertEinstein.C.ClearlynoscientistbetterrepresentsthoseadvancesthanAlbertEinstein.D.RooseveltheededtheadviceandformedtheManhattanProjectthatsecretlydevelopedthefirstatomicweapon.E.InhisearlyyearsEinsteindidnotshowthepromiseofwhathewastobecome.F.InhisSpecialTheoryofRelativityEinsteindescribedhowtheonlyconstantintheuniverseisthespeedoflight.
TheColdPlacesTheArcticisapolarregion.ItsurroundstheNorthPole.LikeAntarcticatheArcticisalandoficeandsnow.Antarcticaholdstherecordforalowtemperaturereading125Fahrenheitbelowzero.Readingsof85degreesbelowzeroarecommoninboththeArcticandAntarctica.Wintertemperaturesaverage30degreesbelowzerointheArctic.AttheSouthPolethewinterisabout73degreesbelowzero.OnethingalonemakesitalmostimpossibleformentoliveinAntarcticaandinpartsoftheArctic.Thisonethingisthelowtemperature——thekillingchillofthefarNorthandthepolarSouth.Tosurvivemenmustwearthewarmestpossibleclothing.Theymustbuildwindproofshelters.Theymustkeepheatersgoingatalltimes.Notevenformomentcantheybeunprotectedagainstthebelow-zerotemperature.Menhaveawayofprovidingforthemselves.Polarexplorerswrapthemselvesinwarmcoatsandfurs.Thecoldmakeslifedifficult.Buttheexplorerscanstayalive.WhataboutanimalsCantheysurviveDowefindplantsDowefindlifeintheArcticandtheAntarcticaYeswedo.Thereislifeintheoceans.Thereislifeonland.Antarcticaaswehaveseenisacoldplaceindeed.Butthishasnotalwaysbeenthecase.ExpeditionscientistshavediscoveredthatAntarcticamayhavebeenmuchlikeourown.ExploreshavediscoveredcoalinAntarctica.ThisleadsthemtobelievethatAntarcticaatonetimewasalandofswampsandforests.Heatandmoisturemusthavekeptthetreesintheforestsalive.Polarexplorerscanstayalivewithoutheatersandwindproofshelters.
TheColdPlacesTheArcticisapolarregion.ItsurroundstheNorthPole.LikeAntarcticatheArcticisalandoficeandsnow.Antarcticaholdstherecordforalowtemperaturereading125Fahrenheitbelowzero.Readingsof85degreesbelowzeroarecommoninboththeArcticandAntarctica.Wintertemperaturesaverage30degreesbelowzerointheArctic.AttheSouthPolethewinterisabout73degreesbelowzero.OnethingalonemakesitalmostimpossibleformentoliveinAntarcticaandinpartsoftheArctic.Thisonethingisthelowtemperature——thekillingchillofthefarNorthandthepolarSouth.Tosurvivemenmustwearthewarmestpossibleclothing.Theymustbuildwindproofshelters.Theymustkeepheatersgoingatalltimes.Notevenformomentcantheybeunprotectedagainstthebelow-zerotemperature.Menhaveawayofprovidingforthemselves.Polarexplorerswrapthemselvesinwarmcoatsandfurs.Thecoldmakeslifedifficult.Buttheexplorerscanstayalive.WhataboutanimalsCantheysurviveDowefindplantsDowefindlifeintheArcticandtheAntarcticaYeswedo.Thereislifeintheoceans.Thereislifeonland.Antarcticaaswehaveseenisacoldplaceindeed.Butthishasnotalwaysbeenthecase.ExpeditionscientistshavediscoveredthatAntarcticamayhavebeenmuchlikeourown.ExploreshavediscoveredcoalinAntarctica.ThisleadsthemtobelievethatAntarcticaatonetimewasalandofswampsandforests.Heatandmoisturemusthavekeptthetreesintheforestsalive.ThelowesttemperaturethatmanhaseverknownwasrecordedinAntarctic
InshortIamgoingtolivetheremyself.
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