简介:Severalaspectsoftheapplicationofsilverelectrodetotheelectrochemicalstudiesofhemoglobinhavebeendiscussedinthispaper.Thesilverelectrodecouldnotonlybeuseddirectlyastheelectrodefortheelectrochemicalstudiesofhemoglobin,butalsoreactwithphenothiazineandbenzimidazoletogivestableandusefulmediator-coatedelectrodes.Inaddition,thesilverelectrodecouldhelpsodiumdodecylsulfatetogivefullplaytoitspromotingeffectontheprotein.
简介:Thispaperproposesanewmethodbasedonprincipalcomponentanalysistofindthedirectionofanobjectinanypose.Experimentsshowthatthismethodisfast,canbeappliedtoobjectswithanypixeldistributionandkeeptheoriginalpropertiesofobjectsinvariant.ItisanewapplicationofPCAinimageanalysis.
简介:Biomarkerisanimportanttoolinthestudyofmarineorganicgeochemistry.Itsdevelopmentandapplicationmakesitpossibletoelucidatetheprocessandmechanismoftheorganicmatterintheocean.Hydrocarbonsarethemostusefulmolecularmarkers.Theyareusedastracersinmanyaspects,suchassourceindication;thedegradationoforganicmatter;diagensisprocess;environmentalpollutionandpaleooceanicstudy,etc.Theyarestudiedintheestuaries,coastalareaanddeepseatogivetheknowledgeofmarineorganicgeochemistry.Thepaperdealswiththecharacteristics,developmentandapplicationofbiomarkersaswellastheiradvantagesanddisadvantages.
简介:Inordertorefinetheproductsofwheatgermagglutinin(WGA),severalionexchangers,suchasD261,732,DEAE-cellulose-32andCM-cellulose-32,havebeenusedtoremovedproteinsandpigmentswithdifferentcolors,suchasbrown,red,yellow,greenandblack,intheextractsofwheatgerm.TheWGAobtainedfromthisprocedurehashigherhemagglutinationactivitythanthatavailablefromsigmaCo.TheminimumhemagglutinationdoseofthepurifiedWGAforanequalvolumeofa2%typeAredbloodcellsis4μg/ml.WGAisamixtureofisolectinswithdifferentisoelectricpoints,5.9,6.2and6.8.TheirmolecularweightidentifiedbySDS-polyacrylamidegelelectrophoresisare15,000dalton,18,000daltonand35,000dalton,respectively.
简介:Thespleen-stomachtheoryisaveryvaluablecompositionoftheTCM.ItisoriginatedfromNeijing(《内经》),initiatedinJin-Yuanperiodsandtheidea“spleenandstomachisthepostnatalbaseoflife”inPiweilun(《脾胃论》)writtenbyLIDong-yuanestablisheditstheoreticalbasis.Directedbythistheory,theauthorcuredseveralcases,anditisnowreportedbelow.
简介:Oftenthelifecycledataoccurascountofthevitaleventsandarerecordedasintegers.Thepurposeofthisarticleistomodelthefertilitybehaviorbasedonreligious,educational,economic,andoccupationalcharacteristics.TheresponsesofclassifiedgroupsaccordingtothesedeterminantsareexaminedforsignificantinfluenceonfertilityusingPoissonregressionmodel(PRM)basedontheNationalFamilyHealthSurvey-3dataset.TheobservedandpredictedprobabilitiesunderPRMindicatemodalvalueoftwochildrenforthePoissondistributionmodeleddata.Presenceofdominanceoftwochildinthedatamotivatestheauthorstoadoptmultinomialregressionmodel(MRM)inordertolinkfertilitywithvarioussocioeconomicindicatorsresponsibleforfertilityvariation.Choiceoftheexplanatoryfactorsislimitedtotheavailabilityofdata.Trendsandpatternsofpreferenceforbirthcountssuggestthatreligion,caste,wealth,femaleeducation,andoccupationarethedominantfactorsshapingtheobservedbirthprocess.Empiricalanalysissuggeststhatboththemodelsusedinthestudyperformsimilarlyonthesampledata.However,fittingofMRMbytakingbirthcountoftwoascomparisoncategoryshowsimprovedAkaikeinformationcriterionandconsistentAkaikeinformationcriterionvalues.CurrentworkcontributestotheexistingliteratureasitattemptstoprovidemoreinsightintothedeterminantsofIndianfertilityusingPoissonandMRM.
简介:与在中国的经济的快速的开发,很快变化的地震网络过时的人或物,因为仪器,技术系统和网络密度的能力发达国家正在接近那些,观察数据过时的人或物的大数量积累。怎么把这些资源用于经济建设和公共安全成为了值得学习的一个重要问题。以便改进地震预言和地震紧急情况反应,它在这篇论文被建议那个提取珍贵先锋信息,改善地震rapid报导能力和报导的延长快速的紧张工作是关键问题。集成网络资源,造统一了地震监视网络是的标准和多功能建立一个公共安全服务平台和地震观察资源愿望的前提显著地作出贡献到工程,海洋,气象学,和环境保护的领域。因此,地震网络的开发的未来方向正在探索监视资源,提高独立革新,构造一个技术平台并且扩大服务领域。
简介:Carbonnanotubesusedforconstructingbiosensorwasdescribedforthefirsttime.Single-wallcarbonnanotubes(SWNTs)functionalizedwithcarboxylicacidgroupswereusedtoimmobilizeglucoseoxidaseformingaglucosebiosensor.Thebiosensorresponsecanbedeterminedbyamperometricmethodatalowappliedpotential(0.40V).
简介:Internationallyearthquakeinsurance,likeallotherinsurance(fire,auto),adoptedactuarialapproachinthepast,whichis,basedonhistoricallossexperiencetodetermineinsurancerate.Duetothefactthatearthquakeisarareeventwithsevereconsequence,irrationaldeterminationofpremiumrateandlackofunderstandingscaleofpotentiallossledtomanyinsurancecompaniesinsolventafterNorthridgeearthquakein1994.Alongwithrecentadvancesinearthscience,computerscienceandengineering,computerizedlossestimationmethodologiesbasedonfirstprincipleshavebeendevelopedtothepointthatlossesfromdestructiveearthquakescanbequantifiedwithreasonableaccuracyusingscientificmodelingtechniques.ThispaperintendstointroducehowengineeringmodelscanassisttoquantifyearthquakeriskandhowinsuranceindustrycanusethisinformationtomanagetheirriskintheUnitedStatesandabroad.
简介:Thearticleintroducesradontransformofimageaswellasamethodtocalculategeometricmomentsunderradontransform.Bymakinguseoftheanti-interferencecharacterofRadontransform,thispaperpresentsamethodofextractingimage'smomentfeature,whichcangetamomentfeaturematrixofimageunderRadontransform,aswellasamethodtorecognizeimagebyusingtheSVofthismatrix.
简介:Monitoringandstudyofdynamiccharacteristicsofgroundwateraresignificantmethodsofearthquakemonitoringandforecasting.Forresearchongroundwaterdynamics,groundwaterdatingcanqualitativelyandquantitativelyprovidescientificanalysisonthecharacteristicsofgroundwaterrechargeandrunoffaswellasrenewalcapacity.Thisarticleillustratesthemethodsusedgloballyandsummarizesthemainadvancesandachievementsingroundwaterdating.Italsofocusesontherelationshipsbetweengroundwaterrenewalcapacityandseismicmonitoring,groundwatermovementandseismicactivity,shallowgroundwaterrechargeandabnormalinterferenceelimination.Thestudiesshowthatgroundwaterdatingplaysanimportantroleinwater-rockinteraction,andgeologicaltectonicandseismicactivityevaluation.Therefore,groundwaterdatingcanbewidelyusedtomonitorandanalyzetheprecursorinformationinseismicundergroundfluidobservationsinthenearfuture.
简介:Thedefinitionsandpurposesofenergysystemsandprocesssystemsarecomparedinthispaperbyconsideringtheroleofenergyinsystemswithemphasisonthedifferencesinthemethodsusedtooptimizetheexergoeconomicbenefitsofbothtypesofsystems.TheprocesssystemexergoeconomicrelationshipprimarilyincludetheestablishmentoftheThree-linkmodelofprocesssystems,thecompositionofobjectivefunctions,andthecorrespondingboundaryconstraintconditionsforoptimization.TheThree-Link-Method(TLM)whichisbasedonexergoeconomics,canbeusedtoeffectivelyoptimizeprocesssystems.TheTLMusedtooptimizeprocesssystemsisoutlinedinthispaper,Someaspectswhichneedfurtherdevelopmentarealsoidentified.
简介:Organicbiocidesastimberpreservativeshavearousedmoreandmoreattention,becausemetalsaltsespeciallyarsenic,chromeandsoon,havebeensuspectedtobepoisonoustothesoilandaquaticanimals,aswellasthedisposalofpreservedtimberwastes.Therefore,anumberofeffectiveorganicbiocideshavebeenselectedtopreventwoodorbamboofromdecay,mildew,stainandsoon.Mostoftheseproductshaveenteredintothemarket.Withpeople’sincreasingawarenessoftheenvironmentalprotection,organicbiocideswilleventuallyplayimportantrolesintimberpreservationinthefuture.Thispapersummarizedthestudiesonapplicationoforganicbiocidesaswoodorbamboopreservatives,includingresistantmechanisms,commonlyappliedtypesandeffectsagainstwoodorbamboofungi,approachestodetectingtheamountoforganicbiocidesintimberandtheirinfluencesontheenvironment.Basedonthediscussionabove,theauthorspredictedthedevelopingprospectoforganicbiocidesintimberpreservation.
简介:ThefirstcommercialapplicationofhomemadeRAX-2000adsorbentforaromaticswastestedsuccessfullyonthearomaticsunitofQiluCompany,SINOPECandqualifiedparaxyleneproducthadbeenproduced.158tonsofhomemadeRAX2000adsorbenthadbeenusedonthearomaticsunitofQiluCompany.Thecostdecreasedby10,000,000RMBascomparedwithpurchasingimportedadsorbent.AfterRAX-2000adsorbentwasappliedinthisaromaticsunit,