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在五色望诊中，白色的主病是
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望诊方法中有五色主病其中五色是指
红、黄、青、白、黑
红、黄、灰、白、黑
红、紫、黄、白、黑
红、紫、灰、白、黑
红、紫、黄、白、青
望诊方法中有五色主病其中五色是
红黄紫白黑
红紫黄白黑
红黄青白黑
红紫灰白黑
红紫黄白青
根据五色主病的特点肾病所见的面色应是
青色
红色
黑色
白色
黄色
五色主病中主虚证的病色有
赤色
白色
黄色
青色
黑色
面部望诊五色主病是主要的观察方法五色是指
面呈红、青、黄、白、黑
面呈红、黄、灰、白、黑
面呈红、紫、灰、白、黑
面呈红、紫、黄、白、黑
面呈红、紫、黄、白、青
望诊方法中有五色主病其中五色是指
红、紫、灰、白、黑
红、紫、黄、白、黑
红、紫、黄、白、黑
红、黄、灰、白、黑
红、黄、青、白、黑
以下不属于五色中白色主病的是
气虚
血虚
寒邪
阳虚
湿邪
小儿面部望诊的五色主病有什么特点
五色主病中主虚证的病色有
赤色
白色
黄色
青色
黑色
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Wellhemadeitup.Allofitapparently.AccordingtoareportpublishedonDecember29thbySeoulNationalUniversityinSouthKoreaitserstwhileemployeeHwangWoo-sukwhohadtenderedhisresignationsixdaysearlierdeliberatelyfalsifiedhisdatainthepaperonhumanembryonicstemcellsthatheand24colleaguespublishedinScienceinMay2005.InparticularDrHwangclaimedhehadcreated11coloniesofhumanembryonicstemcellsgeneticallymatchedtospecificpatients.HehadalreadyadmittedthatnineofthesewerebogusbuthadsaidthatthiswastheresultofanhonestmistakeandthattheothertwowerestilltherealMcCoy.Apanelofexpertsappointedbytheuniversitytoinvestigatethematterhoweverdisagreed.TheyfoundthatDNAfingerprinttracesconductedonthestem-celllinesreportedinthepaperhadbeenmanipulatedtomakeitseemasifall11linesweretailoredtospecificpatients.Infactnoneofthemmatchedthevolunteerswithspinal-cordinjuriesanddiabeteswhohaddonatedskincellsforthework.ToobtainhispromisingresultsDrHwanghadsentfortestingtwosamplesfromeachdonorratherthanasamplefromthedonorandasampleofthecellsintowhichthedonor’sDNAhadsupposedlybeentransplanted.Thepanelalsofoundthatasecondclaiminthepaper-thatonly185eggswereusedtocreatethe11stem-celllines-wasfalse.Theinvestigatorssaidtheactualnumberofeggsusedwasfarlargerinthethousandsalthoughtheywereunabletodetermineanexactfigure.Thereasonthisdoublefraudissuchablowisthathumanembryonicstem-cellresearchhasgreatexpectations.StemcellswhichhavenotyetbeenprogrammedtospecialiseandcanthusinprinciplegrowintoanytissueororgancouldbeusedtotreatillnessesrangingfromdiabetestoParkinson’sdisease.Theymightevenbeabletofixspinal-cordinjuries.AndstemcellsclonedfromapatientwouldnotberejectedasforeignbyhisimmunesystemDrHwang’sreputationofcourseisintatters.Theuniversityisnowinvestigatingtwoothergroundbreakingexperimentsheclaimstohaveconducted-thecreationoftheworld’sfirstclonedhumanembryoandtheextractionofstemcellsfromitandthecreationoftheworld’sfirstcloneddog.Heisalsointroubleforbreachingethicalguidelinesbyusingeggsdonatedbymembersofhisresearchteam.Anditisevenpossiblethatthewholefarcemayhavebeenfornothing.Clonedembryosmightbetheidealsourceofstemcellsintendedtotreatdiseasebutifitprovestoodifficulttocreatethemarough-and-readyalternativemaysuffice.Thebesttitleforthepassagemaybe______.
设二阶连续可导
根据科斯定理分配私人产权
差分方程
Newspaperpublishersmakemoneymainlyfromsubscribersandadvertisers.It’sbeenthatwayforcenturies.ButinthelastfewyearsanimportantnewincomestreamhasopenedupfornewspapersAmongthepioneersisTheGazetteCompanyinCedarRapidsIowawhichsince1993hasbeenprovidinginformationtoitsreadersdeliveredbybothpaperandincreasinglytheWeb."IfanewspaperviewsitselfasinkonpaperIdon’tthinkitwillsurvive"saysSteveHannahvicepresidentofinformationtechnology. 46Onlinenewspapersarealookintothefutureandjustponderingitraisesthequestionofwhetheritisn’tnicergettingourdailynewscurledupinyourfavoritechairwithyourballpointpenhandytocircleitemsofinterestsorscissorsreadytosnipoutarticlesyouwanttosave.TheGazetteCompanyisbettingitssubscriberswantbothelectronicandpaperoptionsandsofaritseemstoberight. TherestoftheworldismovingintocyberspacemoreslowlythantheUnitedStatesandinthedevelopingworldtheInternethashardlypenetratedatall.47U.N.SecretaryGeneralKofiAnnanisdeterminedtochangethisthroughtheUnitedNationsInformationTechnologyServicewhichwilltrainlargenumbersofpeopletotapintotheincome-enhancingpoweroftheInternet.AnnanisalsoproposinganInternethealthnetworkthatwillprovidestate-of-the-artmedicalknowledgeto10000clinicsandhospitalsinpoorcountries. TheonrushingCyberAgehasgivennewfoundpowertousallasseeninJodyWilliams’sone-womanorganizationusinge-mailtopromoteaglobalbanonlandmines.Yetthisisbutaglimpseofwhat’saheadinthemindsofthoseimmersedinthisgreatandacceleratingtransformation. 48AtMicrosoftBillGatespredictsthatby2018majornewspaperswill"publishtheirlastpapereditionsandmovesolelytoelectronicdistribution"andthatby2020dictionarieswillredefinebooksas"e-Booktitlesreadonscreen". 49ComputershavemetamorphosedfromtheUniversityofPennsylvania’s1946ENIAC--whosemorethan17000vacuumtubeshadlessnumber-crunchingpowerthantoday’slaptop--intothumbnail-sizedcomputerchipscontaining42milliontransistors.WilliamVanDusenWishardpresidentofWorldTrendsResearchisconcerned.50InaspeechtotheIssueManagementCouncilinWashingtonD.Chenotedthat"researchersatCarnegieMellonUniversityciteatwo-yearstud!showingdepressionandlonelinessappearingatgreaterlevelsinep.e.2pleusingtheInternetthaninothersnotusingitornotusingitasmuch.ExtensiveexposuretothewiderworldviatheNetappearstomakepeoplelesssatisfiedwiththeirpersonallives./ ComputershavemetamorphosedfromtheUniversityofPennsylvania’s1946ENIAC--whosemorethan17000vacuumtubeshadlessnumber-crunchingpowerthantoday’slaptop--intothumbnail-sizedcomputerchipscontaining42milliontransistors
Ifyouarewhatyoueatthenyouarealsowhatyoubuytoeat.Andmostlywhatpeoplebuyisscrawledontoagrocerylistthoseetherealscrapsofpaperthatrecordtheshorthandofwhereweshopandhowwefeedourselves.Mostgrocerylistsendupinthegarbage.ButifyouliveinSt.Louistheymighthaveahalf-lifeyouneverimagined:asaculturaldocumentpostedontheInternet.ForthepastdecadeBillKeaggy33thefeaturesphotoeditoratTheSt.LouisPost-Dispatchhasbeencollectinggrocerylistsandsince1999hasbeenpostingthemonlineatwww.grocerylistsorg.Thecollectionwhichnownumbersmorethan500listsisstrangelyaddictive.Thelistselicittwofoldcuriosity-aboutthekindofmealthepersonwasplanningandthekindofpersonwhowouldmakesuchameal.WhatwastheshopperwithvodkalightersmilkandicecreamonhislistplanningtodowiththemInwhatorderwouldtheybeconsumedWasitaheorasheWhohadwrittenTootiefoodkittenchowbirdfoodsticktoasterscramblescoffeedrinksSomeshoppersorganizetheirlistsbyaisle;othersstartwithdairygotocleaningsuppliesandthenbacktodairybeforeveeringofftoHomeDepot.Afewmeticulousonesnotethepriceofeveryitem.OneshopperhadwritteninlargelettersonanenvelopesimplyMilk.Thethinlinesofinkandpenciljuttingandloopingacrosscrinkledandtornpiecesofpaperhaveapurelygraphicbeauty.Oneoflife’smostbanaldutiesviewedthroughthecuratoriallenscansomehowseempregnantwithpossibility.Itcanevenappearpoeticasinthelistthatreadsmeatcigsbunstreats.OnethingKeaggydiscoveredisthatDanQuayleisnotalone-fewpeoplecanspellbananasandbagelsletalonepotato.Onelistcallsforsuchiandstrimp.SomepeoplepassjudgmentonthethingstheybuyKeaggysays.AttheendofonelisttheshopperwroteBudLightandthengoodbeer.Anotherscribbledgoodloafofwhitebread.SomepassjudgmentonthemselvesliketheshopperwhowrotereadstayhomeorgosomewhereIactlikemymomgotoKentuckyunderwearlemon.Peoplesendmessagestooneanothertoo.Buriedinonelististhisstatement:IfyoubuymorericeI’llpunchyou.Andplentyofshoppersliketheonewithbothicecreamanddietpillsonthelistrevealtheirvices.BillKeaggycollectsgrocerylistsbecause______.
A.Concernedcitizensandscientistshavebeguntotakeaction.Awiderangeofsolutionsisbeingproposedtostopthedestructionofbiodiversityattheregionalaswellasthegloballevel.Since1985theefforthasbecomemorepreciselychartedeconomicallyefficientandpoliticallysensitive. B.Thenewbiodiversitystudieswillleadlogicallytoanelectronicencyclopediaoflifedesignedtoorganizeandmakeimmediatelyavailableeverythingknownabouteachofthemillionsofspecies.Theindustrializedcountrieswillleadforatime.Howeverthebulkoftheworkmusteventuallybedoneinthedevelopingcountries.Thelattercontainsmostoftheworldspeciesandtheyaredestinedtobenefitsoonestfromtheresearch.Thetechnologyneededisrelativelyinexpensiveanditstransfercanbeaccomplishedquickly.Thediscoveriesgeneratedcanbeapplieddirectlytomeettheconcernsofgreatestimportancetothegeographicregioninwhichtheresearchisconductedbeingequallyrelevanttoagriculturemedicineandeconomicgrowth. C.Inthemidstofthisrichnessoflifeformshowevertherateofspeciesextinctionisrisingchieflythroughhabitatdestruction.Mostseriousofallistheconversionoftropicalrainforestswheremostspeciesofanimalsandplantslive.Theratehasbeenestimatedbytwoindependentmethodstofallbetween100and10000timesthepre-humanbackgroundratewith1000timesbeingthemostwidelyacceptedfigure.Thepriceultimatelytobepaidforthiscataclysmisbeyondmeasureinforegonescientificknowledge;newpharmaceuticalandotherproducts;ecosystemsservicessuchaswaterpurificationandsoilrenewal;andnotleastaestheticandspiritualbenefits. D.SincethecurrenthierarchicalbinomialclassificationwasintroducedbyCarolusLinnaeus250yearsago10percentataguessofthespeciesoforganismshavebeendescribed.Itisbelievedthatmostandperhapsnearlyalloftheremaining90percentcanbediscovereddiagnosedandnamedinaslittleasabout25years.Thatpotentialistheresultoftwodevelopmentsneededtoacceleratebiodiversitystudies. E.Theincreasingattentiongiventothebiodiversitycrisishighlightstheinadequacyofbiodiversityresearchitself.Earthremainsinthisrespectarelativelyunexploredplanet.Thetotalnumberofdescribedandformallynamedspeciesoforganismshasgrownbutnotbymuchandtodayisgenerallybelievedtoliesomewherebetween1.5millionand1.8millionThefullnumberincludingspeciesyettobediscoveredhasbeenestimatedinvariousaccountsthatdifferaccordingtoassumptionsandmethodsfromanimprobablylow3.5milliontoanimprobablyhigh100million.Byfarthegreatestfractionoftheunknownspecieswillbeinsectsandmicroorganisms. F.Thepastdecadehaswitnessedtheemergenceofamuchclearerpictureofthemagnitudeofthebiodiversityproblem.Putsimplythebiospherehasprovedtobemorediversethanwasearliersupposedespeciallyinthecaseofsmallmicroorganisms.AnentiredomainoflifetheArchaeahasbeendistinguishedfromthebacteriaandahugestillmostlyunknownandenergeticallyindependentenvironmenthasbeenfoundtoextendthreekilometersormorebelowthesurfaceofEarth.G .Thefirstisinformationtechnologywithwhichhigh-resolutiondigitizedimagesofspecimenscannowbeobtained.Moreovertypespecimensscatteredinmuseumsaroundtheworldcannowbephotographedandmadeinstantlyavailableeverywhereas"types"ontheInternet.ThesecondrevolutionabouttocatapultbiodiversitystudiesforwardisgenomicswhichwillsoonenablescientiststodescribebacterialandAchaeanspeciesbypartialDNAsequencesandtosubsequentlyidentifythembygeneticbarcoding. 43
A.Concernedcitizensandscientistshavebeguntotakeaction.Awiderangeofsolutionsisbeingproposedtostopthedestructionofbiodiversityattheregionalaswellasthegloballevel.Since1985theefforthasbecomemorepreciselychartedeconomicallyefficientandpoliticallysensitive. B.Thenewbiodiversitystudieswillleadlogicallytoanelectronicencyclopediaoflifedesignedtoorganizeandmakeimmediatelyavailableeverythingknownabouteachofthemillionsofspecies.Theindustrializedcountrieswillleadforatime.Howeverthebulkoftheworkmusteventuallybedoneinthedevelopingcountries.Thelattercontainsmostoftheworldspeciesandtheyaredestinedtobenefitsoonestfromtheresearch.Thetechnologyneededisrelativelyinexpensiveanditstransfercanbeaccomplishedquickly.Thediscoveriesgeneratedcanbeapplieddirectlytomeettheconcernsofgreatestimportancetothegeographicregioninwhichtheresearchisconductedbeingequallyrelevanttoagriculturemedicineandeconomicgrowth. C.Inthemidstofthisrichnessoflifeformshowevertherateofspeciesextinctionisrisingchieflythroughhabitatdestruction.Mostseriousofallistheconversionoftropicalrainforestswheremostspeciesofanimalsandplantslive.Theratehasbeenestimatedbytwoindependentmethodstofallbetween100and10000timesthepre-humanbackgroundratewith1000timesbeingthemostwidelyacceptedfigure.Thepriceultimatelytobepaidforthiscataclysmisbeyondmeasureinforegonescientificknowledge;newpharmaceuticalandotherproducts;ecosystemsservicessuchaswaterpurificationandsoilrenewal;andnotleastaestheticandspiritualbenefits. D.SincethecurrenthierarchicalbinomialclassificationwasintroducedbyCarolusLinnaeus250yearsago10percentataguessofthespeciesoforganismshavebeendescribed.Itisbelievedthatmostandperhapsnearlyalloftheremaining90percentcanbediscovereddiagnosedandnamedinaslittleasabout25years.Thatpotentialistheresultoftwodevelopmentsneededtoacceleratebiodiversitystudies. E.Theincreasingattentiongiventothebiodiversitycrisishighlightstheinadequacyofbiodiversityresearchitself.Earthremainsinthisrespectarelativelyunexploredplanet.Thetotalnumberofdescribedandformallynamedspeciesoforganismshasgrownbutnotbymuchandtodayisgenerallybelievedtoliesomewherebetween1.5millionand1.8millionThefullnumberincludingspeciesyettobediscoveredhasbeenestimatedinvariousaccountsthatdifferaccordingtoassumptionsandmethodsfromanimprobablylow3.5milliontoanimprobablyhigh100million.Byfarthegreatestfractionoftheunknownspecieswillbeinsectsandmicroorganisms. F.Thepastdecadehaswitnessedtheemergenceofamuchclearerpictureofthemagnitudeofthebiodiversityproblem.Putsimplythebiospherehasprovedtobemorediversethanwasearliersupposedespeciallyinthecaseofsmallmicroorganisms.AnentiredomainoflifetheArchaeahasbeendistinguishedfromthebacteriaandahugestillmostlyunknownandenergeticallyindependentenvironmenthasbeenfoundtoextendthreekilometersormorebelowthesurfaceofEarth.G .Thefirstisinformationtechnologywithwhichhigh-resolutiondigitizedimagesofspecimenscannowbeobtained.Moreovertypespecimensscatteredinmuseumsaroundtheworldcannowbephotographedandmadeinstantlyavailableeverywhereas"types"ontheInternet.ThesecondrevolutionabouttocatapultbiodiversitystudiesforwardisgenomicswhichwillsoonenablescientiststodescribebacterialandAchaeanspeciesbypartialDNAsequencesandtosubsequentlyidentifythembygeneticbarcoding. 45
Wellhemadeitup.Allofitapparently.AccordingtoareportpublishedonDecember29thbySeoulNationalUniversityinSouthKoreaitserstwhileemployeeHwangWoo-sukwhohadtenderedhisresignationsixdaysearlierdeliberatelyfalsifiedhisdatainthepaperonhumanembryonicstemcellsthatheand24colleaguespublishedinScienceinMay2005.InparticularDrHwangclaimedhehadcreated11coloniesofhumanembryonicstemcellsgeneticallymatchedtospecificpatients.HehadalreadyadmittedthatnineofthesewerebogusbuthadsaidthatthiswastheresultofanhonestmistakeandthattheothertwowerestilltherealMcCoy.Apanelofexpertsappointedbytheuniversitytoinvestigatethematterhoweverdisagreed.TheyfoundthatDNAfingerprinttracesconductedonthestem-celllinesreportedinthepaperhadbeenmanipulatedtomakeitseemasifall11linesweretailoredtospecificpatients.Infactnoneofthemmatchedthevolunteerswithspinal-cordinjuriesanddiabeteswhohaddonatedskincellsforthework.ToobtainhispromisingresultsDrHwanghadsentfortestingtwosamplesfromeachdonorratherthanasamplefromthedonorandasampleofthecellsintowhichthedonor’sDNAhadsupposedlybeentransplanted.Thepanelalsofoundthatasecondclaiminthepaper-thatonly185eggswereusedtocreatethe11stem-celllines-wasfalse.Theinvestigatorssaidtheactualnumberofeggsusedwasfarlargerinthethousandsalthoughtheywereunabletodetermineanexactfigure.Thereasonthisdoublefraudissuchablowisthathumanembryonicstem-cellresearchhasgreatexpectations.StemcellswhichhavenotyetbeenprogrammedtospecialiseandcanthusinprinciplegrowintoanytissueororgancouldbeusedtotreatillnessesrangingfromdiabetestoParkinson’sdisease.Theymightevenbeabletofixspinal-cordinjuries.AndstemcellsclonedfromapatientwouldnotberejectedasforeignbyhisimmunesystemDrHwang’sreputationofcourseisintatters.Theuniversityisnowinvestigatingtwoothergroundbreakingexperimentsheclaimstohaveconducted-thecreationoftheworld’sfirstclonedhumanembryoandtheextractionofstemcellsfromitandthecreationoftheworld’sfirstcloneddog.Heisalsointroubleforbreachingethicalguidelinesbyusingeggsdonatedbymembersofhisresearchteam.Anditisevenpossiblethatthewholefarcemayhavebeenfornothing.Clonedembryosmightbetheidealsourceofstemcellsintendedtotreatdiseasebutifitprovestoodifficulttocreatethemarough-and-readyalternativemaysuffice.FromthepassagewemaylearnthatHwangWoo-suk______.
下列哪项不是欧洲债券市场的主要对象
设fx二阶可导且f0=0令确定a的取值使得gx为连续函数
设1≤a＜b≤e证明函数fx=xln2x满足不等式
Newspaperpublishersmakemoneymainlyfromsubscribersandadvertisers.It’sbeenthatwayforcenturies.ButinthelastfewyearsanimportantnewincomestreamhasopenedupfornewspapersAmongthepioneersisTheGazetteCompanyinCedarRapidsIowawhichsince1993hasbeenprovidinginformationtoitsreadersdeliveredbybothpaperandincreasinglytheWeb."IfanewspaperviewsitselfasinkonpaperIdon’tthinkitwillsurvive"saysSteveHannahvicepresidentofinformationtechnology. 46Onlinenewspapersarealookintothefutureandjustponderingitraisesthequestionofwhetheritisn’tnicergettingourdailynewscurledupinyourfavoritechairwithyourballpointpenhandytocircleitemsofinterestsorscissorsreadytosnipoutarticlesyouwanttosave.TheGazetteCompanyisbettingitssubscriberswantbothelectronicandpaperoptionsandsofaritseemstoberight. TherestoftheworldismovingintocyberspacemoreslowlythantheUnitedStatesandinthedevelopingworldtheInternethashardlypenetratedatall.47U.N.SecretaryGeneralKofiAnnanisdeterminedtochangethisthroughtheUnitedNationsInformationTechnologyServicewhichwilltrainlargenumbersofpeopletotapintotheincome-enhancingpoweroftheInternet.AnnanisalsoproposinganInternethealthnetworkthatwillprovidestate-of-the-artmedicalknowledgeto10000clinicsandhospitalsinpoorcountries. TheonrushingCyberAgehasgivennewfoundpowertousallasseeninJodyWilliams’sone-womanorganizationusinge-mailtopromoteaglobalbanonlandmines.Yetthisisbutaglimpseofwhat’saheadinthemindsofthoseimmersedinthisgreatandacceleratingtransformation. 48AtMicrosoftBillGatespredictsthatby2018majornewspaperswill"publishtheirlastpapereditionsandmovesolelytoelectronicdistribution"andthatby2020dictionarieswillredefinebooksas"e-Booktitlesreadonscreen". 49ComputershavemetamorphosedfromtheUniversityofPennsylvania’s1946ENIAC--whosemorethan17000vacuumtubeshadlessnumber-crunchingpowerthantoday’slaptop--intothumbnail-sizedcomputerchipscontaining42milliontransistors.WilliamVanDusenWishardpresidentofWorldTrendsResearchisconcerned.50InaspeechtotheIssueManagementCouncilinWashingtonD.Chenotedthat"researchersatCarnegieMellonUniversityciteatwo-yearstud!showingdepressionandlonelinessappearingatgreaterlevelsinep.e.2pleusingtheInternetthaninothersnotusingitornotusingitasmuch.ExtensiveexposuretothewiderworldviatheNetappearstomakepeoplelesssatisfiedwiththeirpersonallives./ U.N.SecretaryGeneralKofiAnnanisdeterminedtochangethisthroughtheUnitedNationsInformationTechnologyServicewhichwilltrainlargenumbersofpeopletotapintotheincome-enhancingpoweroftheInternet.
设α1α2β1β2为三维列向量组且α1α2与β1β2都线性无关．设求出可由两组向量同时表示的向量．
Theideaofhumanoidrobotsisnotnewofcourse.TheyhavebeenpartoftheimaginativelandscapeeversinceKarlCapekaCzechwriterfirstdreamedthemupforhis1921playRossum’sUniversalRobots.ThewordrobotcomesfromtheCzechwordfordrudgeryrobota.SincethenHollywoodhasproducedcountlessvariationsonthethemefromthesultryFalseMariainFritzLang’ssilentmasterpieceMetropolistothewitteringC-3POinStarWarsandtheruthlessassassinofTerminator.Humanoidrobotshavewalkedintoourcollectivesubconsciouscolouringourviewsofthefuture.ButnowJapan’sindustrialgiantsarespendingbillionsofyentomakesuchrobotsareality.Theirnewhumanoidsrepresentimpressivefeatsofengineering:whenHondaintroducedAsimoafour-footrobotthathadbeenindevelopmentforsome15yearsitwalkedsofluidlythatitswhitearticulatedexteriorseemedtoconcealahuman.Hondacontinuestomakethemachinefasterfriendlierandmoreagile.LastOctoberwhenAsimowasinductedintotheRobotHallofFameinPittsburghitwalkedontothestageandaccepteditsownplaque.AttwoandahalffeettallSony’sQRIOissmallerandmoretoy-likethanAsimo.Itwalksunderstandsasmallnumberofvoicecommandsandcannavigateonitsown.Ifitfallsoveritgetsupandresumeswhereitleftoff.ItcanevenconnectwirelesslytotheInternetandbroadcastwhatitscameraeyescansee.In2003SonydemonstratedanupgradedQRIOthatcouldrun.HondarespondedlastDecemberwithaversionofAsimothatrunsattwicethespeed.In2004ToyotajoinedthefraywithitsownfamilyofrobotscalledPartneroneofwhichisafour-foothumanoidthatplaysthetrumpet.Itsfingersworktheinstrument’svalvesandithasmechanicallungsandartificiallips.Toyotahopestoofferacommercialversionoftherobotby2010.Thismonth50PartnerrobotswillactasguidesatExpo2005inAichiJapan.Despitetheirsuddenproliferationhoweverhumanoidsarestillamechanicalminority.Mostoftheworld’srobotsarefacelessfootlessandmute.Theyareboltedtothefloorsoffactoriesstampingoutcarpartsorweldingpiecesofmetalmachinesmakingmoremachines.AccordingtotheUnitedNationsbusinessordersforindustrialrobotsjumped18%inthefirsthalfof2004.Theymaysoonbeoutnumberedbydomesticrobotssuchasself-navigatingvacuumcleanerslawnmowersandwindowwasherswhicharesellingfast.Butneitherindustrialnordomesticrobotsarehumanoid.Judgingfromthecontextthispassageisprobablywritten______.
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设某工厂生产甲乙两种产品当这两种产品的产量分别为q1吨与q2吨时总收入函数为Rq1q2=万元设生产1吨甲产品要支付排污费1万元生产1吨乙产品要支付排污费2万元．如不限制排污费支出这两种产品产量分别为多少时总利润最大最大利润多少
米德冲突是指的冲突
设fx为连续函数且f1=1则
AccordingtostudiescitedbytheNationalEatingDisordersAssociation42percentofgirlsinfirstthroughthirdgradewanttobethinner81percentof10-year-oldsareafraidofbeingfatand51percentof9-and10-year-oldgirlsfeelbetteraboutthemselvesiftheyareonadiet.Inmanywaysthisfixationonweightateverearlieragescomesataninopportunetimephysiologically.AtarecentHadassahmeetingattheWoodlandsCommunityTempleinWhitePlainsDr.MaxcieSchneiderthedirectorofadolescentmedicineatGreenwichHospitalandEricaLeonaregistereddietitianspokeaboutearlyadolescenceasatimewhenalittlebitofpudginessisnecessaryforpropergrowthandyoungsterswrestleconstantlywiththeirbodyimage.Ican’ttellyouhowmanykidsI’veseenwho’vebeenontheAtkinsdietorontheSouthBeachdietMs.Leonsaidaddingthatoverweightchildrenwhotrydietscanbeatriskofdevelopingeatingdisorders.AfterthepresentationthreemothersfromHartsdalewhowantedtohelptheirchildrenavoidsuchissuesspokeabouthowtheiryoungdaughtersarealreadybeginningtobecomeweight-conscious.Anorexiaisamentalillnessinwhichthevictimeatsbarelyenoughtosurvivebecauseherdistortedthinkingmakesherthinksheisfat.BulimiaamentalillnessinwhichsomeonebingesonlargeamountsoffoodthenpurgesitthroughvomitingortheabuseoflaxativesisontheriseandissurfacinginyoungerandyoungerpatientsmostlygirlssaidJudyScheelthedirectoroftheCenterforEatingDisorderRecoveryinMountKisco.About90percentofvictimsofeatingdisordersarefemaleandoftenthemalevictimsareonteamslikewrestlingandcrewwheretheymustkeeptheirweightlowforcompetitivereasons.Dr.Scheelbelievesthatwheregirlsclaimtheeatingdisorderenablesthemtobethinboystypicallystatetheirgoalistoachieveormaintainamuscularbutthinphysique.Theaverageonsetforbulimiausedtobe17buttoseeteenagersage14and15withbulimiaiscommonthesedaysDr.Scheelsaid.Otherpeoplebelievethedisordershavegeneticorchemicalcomponentsandmanypeoplewitheatingdisordersrespondwelltoanti-depressantsforexample.Acertainamountofeducationisnecessarytohelpyoungpeopleavoidbecomingobsessedwiththeirbodyimage.TeachersneedtostayoutsideoftalkingaboutdietsDr.Scheelsaid.It’slikeaparentalwaystalkingabouttheirnextdiet.Youhavetohelpachildunderstandthatifyoucathealthilyandexerciseyourbodyisgoingtotakecareofitself.AndinrelativelyhomogenouspopulationslikeinsomeWestchesterschoolscompetitionrunshigh.Sotheyoungpeopledon’treallyseehowbeautifuldiversityisshesaidandtheytendtoallbecompetingforkindofthesamegoals./WhichofthefollowingmayNOTbethereasonofeatingdisorders
Ifyouarewhatyoueatthenyouarealsowhatyoubuytoeat.Andmostlywhatpeoplebuyisscrawledontoagrocerylistthoseetherealscrapsofpaperthatrecordtheshorthandofwhereweshopandhowwefeedourselves.Mostgrocerylistsendupinthegarbage.ButifyouliveinSt.Louistheymighthaveahalf-lifeyouneverimagined:asaculturaldocumentpostedontheInternet.ForthepastdecadeBillKeaggy33thefeaturesphotoeditoratTheSt.LouisPost-Dispatchhasbeencollectinggrocerylistsandsince1999hasbeenpostingthemonlineatwww.grocerylistsorg.Thecollectionwhichnownumbersmorethan500listsisstrangelyaddictive.Thelistselicittwofoldcuriosity-aboutthekindofmealthepersonwasplanningandthekindofpersonwhowouldmakesuchameal.WhatwastheshopperwithvodkalightersmilkandicecreamonhislistplanningtodowiththemInwhatorderwouldtheybeconsumedWasitaheorasheWhohadwrittenTootiefoodkittenchowbirdfoodsticktoasterscramblescoffeedrinksSomeshoppersorganizetheirlistsbyaisle;othersstartwithdairygotocleaningsuppliesandthenbacktodairybeforeveeringofftoHomeDepot.Afewmeticulousonesnotethepriceofeveryitem.OneshopperhadwritteninlargelettersonanenvelopesimplyMilk.Thethinlinesofinkandpenciljuttingandloopingacrosscrinkledandtornpiecesofpaperhaveapurelygraphicbeauty.Oneoflife’smostbanaldutiesviewedthroughthecuratoriallenscansomehowseempregnantwithpossibility.Itcanevenappearpoeticasinthelistthatreadsmeatcigsbunstreats.OnethingKeaggydiscoveredisthatDanQuayleisnotalone-fewpeoplecanspellbananasandbagelsletalonepotato.Onelistcallsforsuchiandstrimp.SomepeoplepassjudgmentonthethingstheybuyKeaggysays.AttheendofonelisttheshopperwroteBudLightandthengoodbeer.Anotherscribbledgoodloafofwhitebread.SomepassjudgmentonthemselvesliketheshopperwhowrotereadstayhomeorgosomewhereIactlikemymomgotoKentuckyunderwearlemon.Peoplesendmessagestooneanothertoo.Buriedinonelististhisstatement:IfyoubuymorericeI’llpunchyou.Andplentyofshoppersliketheonewithbothicecreamanddietpillsonthelistrevealtheirvices.BillKeaggy’sstudyingongrocerylistssuggeststhat______.
AccordingtostudiescitedbytheNationalEatingDisordersAssociation42percentofgirlsinfirstthroughthirdgradewanttobethinner81percentof10-year-oldsareafraidofbeingfatand51percentof9-and10-year-oldgirlsfeelbetteraboutthemselvesiftheyareonadiet.Inmanywaysthisfixationonweightateverearlieragescomesataninopportunetimephysiologically.AtarecentHadassahmeetingattheWoodlandsCommunityTempleinWhitePlainsDr.MaxcieSchneiderthedirectorofadolescentmedicineatGreenwichHospitalandEricaLeonaregistereddietitianspokeaboutearlyadolescenceasatimewhenalittlebitofpudginessisnecessaryforpropergrowthandyoungsterswrestleconstantlywiththeirbodyimage.Ican’ttellyouhowmanykidsI’veseenwho’vebeenontheAtkinsdietorontheSouthBeachdietMs.Leonsaidaddingthatoverweightchildrenwhotrydietscanbeatriskofdevelopingeatingdisorders.AfterthepresentationthreemothersfromHartsdalewhowantedtohelptheirchildrenavoidsuchissuesspokeabouthowtheiryoungdaughtersarealreadybeginningtobecomeweight-conscious.Anorexiaisamentalillnessinwhichthevictimeatsbarelyenoughtosurvivebecauseherdistortedthinkingmakesherthinksheisfat.BulimiaamentalillnessinwhichsomeonebingesonlargeamountsoffoodthenpurgesitthroughvomitingortheabuseoflaxativesisontheriseandissurfacinginyoungerandyoungerpatientsmostlygirlssaidJudyScheelthedirectoroftheCenterforEatingDisorderRecoveryinMountKisco.About90percentofvictimsofeatingdisordersarefemaleandoftenthemalevictimsareonteamslikewrestlingandcrewwheretheymustkeeptheirweightlowforcompetitivereasons.Dr.Scheelbelievesthatwheregirlsclaimtheeatingdisorderenablesthemtobethinboystypicallystatetheirgoalistoachieveormaintainamuscularbutthinphysique.Theaverageonsetforbulimiausedtobe17buttoseeteenagersage14and15withbulimiaiscommonthesedaysDr.Scheelsaid.Otherpeoplebelievethedisordershavegeneticorchemicalcomponentsandmanypeoplewitheatingdisordersrespondwelltoanti-depressantsforexample.Acertainamountofeducationisnecessarytohelpyoungpeopleavoidbecomingobsessedwiththeirbodyimage.TeachersneedtostayoutsideoftalkingaboutdietsDr.Scheelsaid.It’slikeaparentalwaystalkingabouttheirnextdiet.Youhavetohelpachildunderstandthatifyoucathealthilyandexerciseyourbodyisgoingtotakecareofitself.AndinrelativelyhomogenouspopulationslikeinsomeWestchesterschoolscompetitionrunshigh.Sotheyoungpeopledon’treallyseehowbeautifuldiversityisshesaidandtheytendtoallbecompetingforkindofthesamegoals./AccordingtoDr.MarcieSchneiderandEricaLeon______.
设A是n阶矩阵证明rA=1且trA≠0证明A可相似对角化．
投机动机的货币需求是对闲置的货币余额的需求即对资产形式的需求这是提出的观点
设且ABAT+E+2BAT则B=______．
以下不属于金融监管三道防线的是
Wellhemadeitup.Allofitapparently.AccordingtoareportpublishedonDecember29thbySeoulNationalUniversityinSouthKoreaitserstwhileemployeeHwangWoo-sukwhohadtenderedhisresignationsixdaysearlierdeliberatelyfalsifiedhisdatainthepaperonhumanembryonicstemcellsthatheand24colleaguespublishedinScienceinMay2005.InparticularDrHwangclaimedhehadcreated11coloniesofhumanembryonicstemcellsgeneticallymatchedtospecificpatients.HehadalreadyadmittedthatnineofthesewerebogusbuthadsaidthatthiswastheresultofanhonestmistakeandthattheothertwowerestilltherealMcCoy.Apanelofexpertsappointedbytheuniversitytoinvestigatethematterhoweverdisagreed.TheyfoundthatDNAfingerprinttracesconductedonthestem-celllinesreportedinthepaperhadbeenmanipulatedtomakeitseemasifall11linesweretailoredtospecificpatients.Infactnoneofthemmatchedthevolunteerswithspinal-cordinjuriesanddiabeteswhohaddonatedskincellsforthework.ToobtainhispromisingresultsDrHwanghadsentfortestingtwosamplesfromeachdonorratherthanasamplefromthedonorandasampleofthecellsintowhichthedonor’sDNAhadsupposedlybeentransplanted.Thepanelalsofoundthatasecondclaiminthepaper-thatonly185eggswereusedtocreatethe11stem-celllines-wasfalse.Theinvestigatorssaidtheactualnumberofeggsusedwasfarlargerinthethousandsalthoughtheywereunabletodetermineanexactfigure.Thereasonthisdoublefraudissuchablowisthathumanembryonicstem-cellresearchhasgreatexpectations.StemcellswhichhavenotyetbeenprogrammedtospecialiseandcanthusinprinciplegrowintoanytissueororgancouldbeusedtotreatillnessesrangingfromdiabetestoParkinson’sdisease.Theymightevenbeabletofixspinal-cordinjuries.AndstemcellsclonedfromapatientwouldnotberejectedasforeignbyhisimmunesystemDrHwang’sreputationofcourseisintatters.Theuniversityisnowinvestigatingtwoothergroundbreakingexperimentsheclaimstohaveconducted-thecreationoftheworld’sfirstclonedhumanembryoandtheextractionofstemcellsfromitandthecreationoftheworld’sfirstcloneddog.Heisalsointroubleforbreachingethicalguidelinesbyusingeggsdonatedbymembersofhisresearchteam.Anditisevenpossiblethatthewholefarcemayhavebeenfornothing.Clonedembryosmightbetheidealsourceofstemcellsintendedtotreatdiseasebutifitprovestoodifficulttocreatethemarough-and-readyalternativemaysuffice.Thesignificanceofembryonicstem-cellresearchliesin______.
A.Concernedcitizensandscientistshavebeguntotakeaction.Awiderangeofsolutionsisbeingproposedtostopthedestructionofbiodiversityattheregionalaswellasthegloballevel.Since1985theefforthasbecomemorepreciselychartedeconomicallyefficientandpoliticallysensitive. B.Thenewbiodiversitystudieswillleadlogicallytoanelectronicencyclopediaoflifedesignedtoorganizeandmakeimmediatelyavailableeverythingknownabouteachofthemillionsofspecies.Theindustrializedcountrieswillleadforatime.Howeverthebulkoftheworkmusteventuallybedoneinthedevelopingcountries.Thelattercontainsmostoftheworldspeciesandtheyaredestinedtobenefitsoonestfromtheresearch.Thetechnologyneededisrelativelyinexpensiveanditstransfercanbeaccomplishedquickly.Thediscoveriesgeneratedcanbeapplieddirectlytomeettheconcernsofgreatestimportancetothegeographicregioninwhichtheresearchisconductedbeingequallyrelevanttoagriculturemedicineandeconomicgrowth. C.Inthemidstofthisrichnessoflifeformshowevertherateofspeciesextinctionisrisingchieflythroughhabitatdestruction.Mostseriousofallistheconversionoftropicalrainforestswheremostspeciesofanimalsandplantslive.Theratehasbeenestimatedbytwoindependentmethodstofallbetween100and10000timesthepre-humanbackgroundratewith1000timesbeingthemostwidelyacceptedfigure.Thepriceultimatelytobepaidforthiscataclysmisbeyondmeasureinforegonescientificknowledge;newpharmaceuticalandotherproducts;ecosystemsservicessuchaswaterpurificationandsoilrenewal;andnotleastaestheticandspiritualbenefits. D.SincethecurrenthierarchicalbinomialclassificationwasintroducedbyCarolusLinnaeus250yearsago10percentataguessofthespeciesoforganismshavebeendescribed.Itisbelievedthatmostandperhapsnearlyalloftheremaining90percentcanbediscovereddiagnosedandnamedinaslittleasabout25years.Thatpotentialistheresultoftwodevelopmentsneededtoacceleratebiodiversitystudies. E.Theincreasingattentiongiventothebiodiversitycrisishighlightstheinadequacyofbiodiversityresearchitself.Earthremainsinthisrespectarelativelyunexploredplanet.Thetotalnumberofdescribedandformallynamedspeciesoforganismshasgrownbutnotbymuchandtodayisgenerallybelievedtoliesomewherebetween1.5millionand1.8millionThefullnumberincludingspeciesyettobediscoveredhasbeenestimatedinvariousaccountsthatdifferaccordingtoassumptionsandmethodsfromanimprobablylow3.5milliontoanimprobablyhigh100million.Byfarthegreatestfractionoftheunknownspecieswillbeinsectsandmicroorganisms. F.Thepastdecadehaswitnessedtheemergenceofamuchclearerpictureofthemagnitudeofthebiodiversityproblem.Putsimplythebiospherehasprovedtobemorediversethanwasearliersupposedespeciallyinthecaseofsmallmicroorganisms.AnentiredomainoflifetheArchaeahasbeendistinguishedfromthebacteriaandahugestillmostlyunknownandenergeticallyindependentenvironmenthasbeenfoundtoextendthreekilometersormorebelowthesurfaceofEarth.G .Thefirstisinformationtechnologywithwhichhigh-resolutiondigitizedimagesofspecimenscannowbeobtained.Moreovertypespecimensscatteredinmuseumsaroundtheworldcannowbephotographedandmadeinstantlyavailableeverywhereas"types"ontheInternet.ThesecondrevolutionabouttocatapultbiodiversitystudiesforwardisgenomicswhichwillsoonenablescientiststodescribebacterialandAchaeanspeciesbypartialDNAsequencesandtosubsequentlyidentifythembygeneticbarcoding. 41
在AD—AS模型中下列哪一项因素会导致经济中的滞胀
设随机变量X的概率密度为对X作两次独立观察设两次的观察值为X1X2令
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