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1.
PrefaceAgaricusblazeiMurrillbelongstoAgaricalesAgaricaceacAgaricalesandisakindofbothedibleandmedicinalfungiandcontainsrichbiologicalactivitycomponents[1,2].Atpresent,notmuchresearchwasfocusedonitsimmunologicalactivityabroad.Wehavenotfoundreportsofsuc…  相似文献   

2.
TheevolutionprocessofAgUFPAgUFPareproducedbysputteringtechnique,andthespecificprocess[1,2]canbedescribedasbelow.Firstly,theAgparticles(atomsorfragments)sputteringfromtheAgtargetdepositontheamorphouscarbonfilmafterthequickdiffusion.Andthenthesedime…  相似文献   

3.
IntroductionPolyhydroxyalkanoates(PHAs)areafamilyofbiopolyestersynthesizedbymanybacteria[1,2 ] .AmongPHAs ,polyhydroxybutyrateorPHBisthemostcommonmember[3] .AttemptshavebeenmadetodevelopcommercialfermentationprocessesfortheproductionofPHAs[4 7] .Biopol,acommerci…  相似文献   

4.
IntroductionPolyhydroxyalkanoates (PHAs)areafamilyofintracellularbiopolymerssynthesizedbymanybacteriaascarbonandenergystoragecompounds[1,2 ] .AttemptshavebeenmadetoproducesomeofthePHAsforapplicationasbiodegradableplastics[3 5] .PHAscanbebroadlydividedintotwog…  相似文献   

5.
Fatty acidbindingproteins (FABPs)arenon enzymaticcytoplasmicproteinsoflowmolecularweight ( 1 4~ 1 5kD)whichcanbefoundinawidevarietyofmammaliantissues[1] .Atpresent,theFABPfamilyiscomposedofatleastninedistincttypesofFABP ,eachtypeshowingacharacteristicpatternofti…  相似文献   

6.
全称简称中文译名Access    Netowrk     AN     中文译名                  Ik人网Artificial Intelligence   AI    人工智能Subscriber  Line           Asynchronous Transfer  Mode     ATM    异步转移模式Automation  Teller  Machine   ATM   银行自动柜员机Autonation                  自动化B  Bu…  相似文献   

7.
0 IntroductionAlismataceaeisacosmopolitanfamilythatconsistsof 11generaandapproximately 95species[1] .Allthespeciesinthisfamilyareaquaticorsemi aquaticwiththemajorityoccurringintheNewWorld .ThegenusCaldesiaisrestrictedtotheOldWorldfromAfricaandMadagascarandS…  相似文献   

8.
aderA.(AIDS-HilfeStutgarte.v.70193Stutgart)EineschweredurchAnsteckungübertragbareSchwchungdeskrpereigenenAbwehrsystemsWirklre...  相似文献   

9.
IntroductionInrecentyears,theLatticeBoltzmann(LB)methodhasattractedmuchattentionasanovelalternativetotraditionalmethodsfornumericallysolvingtheNSequations[1].ThismethodoriginatedfromaBooleanmodelknownasLatticeGasAutomata(LGA)[2].ThestandardLGAmodelimposes,f…  相似文献   

10.
IntroductionPhasetransitionaccompaniessignificantchangeinmechanicalpropertiesofpolymer.Alargedropofmodulusandenhancedmi cro Brownianmotiononheatingthroughglasstransitionormeltingtemperaturecanbeusedinthemoleculardesignofshapememorypolyurethane (SMPU ) .A…  相似文献   

11.
美国《剑桥科学文摘》三大分支之一的材料信息系统 (CarmbridgeScientificAbstracts/MaterialsInformation,简称CSA/MI) ,共分五个数据库 :《金属文摘》(METADEX/MetalsAbstracts,简称MDX) ;《工程材料文摘》(EngineeringMaterialsAbstracts,简称EMA) ;《陶瓷文摘》(CeramicsAbstracts) ;《腐蚀文摘》(CorrosionAbstracts) ;《铝工业文摘》(AluminiumIndustryAbs…  相似文献   

12.
ThetribePlatyopiniisapeculiarinsectgroup ,whichisdistributedinEastAsia ,CentralAsiaandNorthAfrica .Thesebeetlesaretypicalinsectsindesert .Uptodate ,35speciesof 11generahavebeenreportedallovertheworld ,amongwhich ,4speciesof 2 genera (about 11.4 %ofthetotal)areknownf…  相似文献   

13.
IntroductionAnautomaticcontrolsystemisnecessaryforthesafeoperationoftheNHR200whichistobeconstructedinChina.Inordertodesignandsimulatethecontrolsystem,adynamicmodelisneeded.Atpresent,programmingcodeRETRAN02isusedfortransientanalysisoftheNHR200,butit…  相似文献   

14.
IntroductionPolyhydroxyalkanoates (PHAs)areafamilyofintracellularbiopolymerssynthesizedbymanybacteriaasintracellularcarbonandenergystoragecompounds[1] .PHAshaveawiderangeofphysicalpropertiesrangingfrombrittletoflexibletoelastic ,dependingontheirmonomerstr…  相似文献   

15.
Thesilkwormexpressionsystemisawell knowneconomicalwayofoverproducingrecom binantprotein .Inthisletter ,thecDNAofamutantofsinglechainurokinase typeplasminogenactivator(rscu PA) gene ,mscu PA(K1 5 1E ,R1 5 4G) ,wasreconstructedtoincludethenaturalurokinase(u PAorUK)sig…  相似文献   

16.
IntroductionTumorassociatedantigen 17 1Aisbroadlydistributedinnormalepithelialtissuesandisalsofoundinvarioustypesofcarcinoma[1] .17 1Aantigenisolatedfromseveralhumancolorectalcarcinomacelllinesisa glycoproteincontainingN linkedglycanswitharelativemolecularm…  相似文献   

17.
TheoreticalbackgroundThe 1970switnessedanotherinnovationinlanguageteachingmethodology .Inthisdecade ,manylanguagemethodologistsandresearchersstartedtoconcentrateonthelearningtasksthatlearnerswereinvolvedin .Amongthem .theBritishappliedlinguistR .Allwrightan…  相似文献   

18.
AnIntroductiontoDalianUniversityofTechnologyAlumniAssociationOverseas(DUTAAO)TheDUTAAO,anon-profitorganization,wasfoundedinJa...  相似文献   

19.
ANEWSHAPE-ADAPTIVETHINNINGALGORITHMZhuXuefang(LabofModernAcousticsandInstituteofAcoustics,NanjingUniversity,210093,Nanjing,P...  相似文献   

20.
Neural network model for the constitutive relations of soil   总被引:1,自引:0,他引:1  
0 IntroductionAccordingtothedifferenttheoriesappliedintheestablishingconstitutivemodel,theconstitutivemodelisgenerallygroupedintotwocategories :elasticmodelandelasto plasticmodel.Asoneoftheelasticmodels,Duncan Chang’smodel[1] iswidelyappliedinengineeringpr…  相似文献   

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