population的知识精选
Butthiswaslargelyareflectionofpopulationsize.Ifyouarereferringtopopulationsize,however,thatisthesizeofasmallcity.Forreasonsofmathematicalpurity,theyallassumedaninfinitepopulationsize.Effectivepopulati...
Poorpeasantsaccountedforthemajorityoftheruralpopulation.ModeldesigningofhealthseekingbehaviorinruralpopulationPensionschemeforruralpopulationinthenewera;Excessofrurallaborsandruralpopulationcausedbyth...
Theshadeseriouslyinfluencedthepopulationdensity.Theyfoundthatbrainsizedecreasedaspopulationdensityincreased.Theincreasingpopulationdensitywillevenfurthercongealtraffic.Inareasofhighdensityitlooksmoreo...
EpidemiologicalstudyofdepressioninagedpopulationinShanghaiarea.PrevalenceofpterygiuminruralBeijingagedpopulationComparativestudyonconstitutionoftheagedpopulationofChinaandJapan;Theaspectofpaymentofthe...
Thenumberofyellowfevercaseshasincreasedoverthepasttwodecadesduetodecliningpopulationimmunitytoinfection,deforestation,urbanization,populationmovementsandclimatechange.AsJapancopeswithadecliningpopulat...
Howcanweexplaintherecentpopulationexplosion?Valueladenandincendiarywordssuchasthe"populationbomb"or"populationexplosion"aretossedaroundatwill.Ifeveryonedecidedtobecloned,therewouldbeapopulationexp...
EffectofcontraceptionserviceinterventiononmigrantpopulationAmigrantpopulationusuallyconsistsofpartsofmigrantandresident,dependingontheenvironmentalconditionsthatthepopulationunderwent.Analysisonmeasle...
Returnstheconfidenceintervalforapopulationmean.SeeHelpfortheequationusedThecalculationformulasofsamplesizebasedontheerrorlimitationaregivenforestimationofpopulationmean.Themoststringentsomewheremostpo...
ObjectiveTodeterminetheinfectionstatusandimmunitylevelofepidemiccerebrospinalmeningitisinsusceptiblepopulationinHefeibasedonimmunoserologicalsurveillance.Inagivenarea,theworstwillusuallybeoverinfourto...
Existingfamineearly-warningsystemsthatincludehouseholdfoodsecurityassessmentsandhungersurveysarenowwell-establishedandcanassistinunderstandingtheriskstovulnerablepopulations.Bothfocusontheunderdog,the...
ThenomadicpopulationofAfghanistanlivesintents.Despitestiffresistancebythenomadicpopulation,peopleweremovedtocollectivefarmsandhigh-yieldingcattlebreedswereintroduced....
Effectoftemperatureondevelopment,survival,reproduction,populationparameterandpopulationtrendindexofSpodopteralitura(Fabricius)werestudied.Theseinterpretivedifficultiesarisewhenyoutrytodrawconclusionsa...
Theresultofliteratepopulationisnotonlypeoplecanread,toutilizetoolseffectively,togothroughtheirenvironment.Tohaveaknowledge-basedeconomyandascientificallyliteratepopulation,developingcountriesmustinves...
WhattodoabouttheagingofpopulationinHunanProvinceWhenformulatesthelatersocialpolicy,mustconsiderthefutureXiaoganagingofpopulationthefact.OntheconditionofagingofpopulationandshortageoftheIntellectualRes...
Byusingthismethod,thespeedofcaculationisobviouslyfasterthanthatofusingtherandomcaculationdirectlytoe-volvetheinitialpopulation.DEGAsearchesalloverthesolutionspaceasfaraspossiblebyloweringtheaffinities...
Taxpenaltiesforthosewhohavefamilieswithmorethanadesignatednumberofchildrentodiscourageexcesspopulationgrowth.Agricultureprovidedamoredependablesourceoffood,causingpopulationstoincrease;eventuallyexces...
Butpopulationgrowthisraisingdemand.Weareenteringaperiodofrapidpopulationgrowth.Thispaperdeducesatheoreticalpopulationmodelinaurbansystemunderahypotheticalconditionofzeropopulationgrowth(ZPG),andanalys...
问题详情:图*是“PPE怪圈”,是指贫困(Poverty)、人口(Population)和环境(Environment)之间形成的互为因果的关系。图乙为不同国家人口增长示意图,阅读材料,回答下列各题。52.图乙的①、②、③、④四个国家中,最有可能产生“...
NutritionstatusanditsinfluentialfactorsamongruralelderlypopulationThehealth,burdenandhomecareofChinaelderlypopulation;Nevadahasthefastest-growingelderlypopulationofanystate.Epidemiologyofcervicalosteo...
人有自信,才能有魄力,人有胆识,才能有本钱,人有规矩,才能有学问,人有别人没有的,减去别人有的,才能成长,改变自我,从减法开始。Althoughresearchershaveyettolearnmuchaboutthestellarpopulationswithinthesegalaxies,onethingt...
BasedontheagingofthepopulationscientificcontentdefinedclearlyChina'sagingpopulationcauses.Suchautomatedrobotscouldhelpincaringforarapidlyagingpopulation.Undertheagingpopulationsituationtodevelopourco...
问题详情:下图是“PPE怪圈”,是指贫困(Poverty)、人口(Population)和环境(Environment)之间形成的一种互为因果的关系。阅读“PPE怪圈”材料,图中的a、b、c、d四点所代表人口增长状况中,最有可能产生“PPE怪圈”的是A.a ...
Pharmacogenomicsisthestudyofthestratificationofthepharmacologicalresponsetoadrugbyapopulationbasedonthegeneticvariationofthatpopulation.ThePapermakesaresearchinScienceLiteracyofregionalpopulationbased...
Intheensuingchaoticdecades,theindigenouspopulationebbedandtheislandfadedintoobscurity,untilitwasannexedbyChilein1888.Reformbeganin1953,whenthehighlandindigenouspopulationwonreleasefromforcedlaboronlar...
Myhometownisalargecitywithadensepopulation.acompactshoppingcenter;adensepopulation;thickcrowds.Therearenumeroushighbuildings,congestedtraffic,anddensepopulationinmoderncities.Therearenumeroushighbuild...
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