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1.
IntroductionGroupDecisionSupportSystem(GDSS)hasbeenanewDSSresearchareasince1980s.NowithasbecomeanimportanttrendofDSS[1,2].AGDSScombinescommunication,computing,decisionsupporttechnologies,andmoderninformationtheorytofacilitateformulationandsolutionofi…  相似文献   

2.
ThebandgapofSi-baseSi1-xGexalloycanchangealongwithcontentxandstrain ,thepeakwavelengthofphotodetectorsfabricatedbyusingthismaterialscanbemodulatedaccord inglyfrom 0 .8μmto 1 .6 μm .Si-baseSiGeinfrareddetectorsarecompatiblewiththeSiverylarge -scaleintegrated (VLS…  相似文献   

3.
SchoolofScience,TsinghuaUniversityThescienceeducationandresearchhavelonghistoryinTsinghuaUniversity.ItsSchoolofSciencewasfoun...  相似文献   

4.
IntroductionSpiramycin(SPM)isoneofcommonlyusedmacrocyclicantibiotics.InChina,SPMisdistributedinitsacetylform(acetylSpiramycin...  相似文献   

5.
化学交联型体温形状记忆聚氨酯研究   总被引:1,自引:0,他引:1  
Shapememorypolyurethane (SMPU)isanovelfunctionalpolymermaterial.Inrecentre search ,bodytemperatureSMPUisreceivingmoreandmorespecialinteresting .Bodytempera tureSMPUbelongstosegmentedcopolymer ,whichcanbedeformedintoanyfreeshapeabovetheglasstransitiontemper…  相似文献   

6.
PolarOpticalVibrationModesinSemiconductorSuperlaticesKunHuang,Bang-fenZhuInstituteofSemiconductors,ChineseAcademyofSciencesP....  相似文献   

7.
近10年国外对马铃薯野生种和原始栽培种起源及育种利用研究取得了实质性进展.野生种Solanumdemissum、S.acaule、S.chacoense、S.spegazzinii、S.stoloniferum、S.vernei和原始栽培种S.phureja、S.stenotomum、S.×chaucha均分离出极端抗线虫(Globoderapallida)、抗干腐病(Fusarium)、抗青枯病(Pseu-domonassolanacearum)、抗晚疫病(Phytophthorainfestans)及抗X、Y、L病毒的类型.目前,世界上50%马铃薯品种含有S.demissum血缘.  相似文献   

8.
FibrinogenStructuralChangesCausedbyGlassSurfaceAdsorptionDetectedbySolidSurfaceFluorescenceSpectroscopy*GongYandao(公衍道),DingX...  相似文献   

9.
StudiesoncelcultureandPASreactionofsecretorycelfromSmeridionalisChenZhangPingbo,HongXijunDepartmentofLifeScience,SouthwestC...  相似文献   

10.
Phosphatidylserine(PS)islocatedpredominantlyintheinnerfaceofthecellmembraneandisnearlyabsentfromtheexternalfaceofthemembraneinbotherythrocytesandplatelets[1,2].TheasymmetricaldistributionofPSisalteredbyplateletactivation,andPSbecomesexposedontheexte…  相似文献   

11.
IdentificationandStructureSelectionforNonlinearStochasticSystems*LuoGuiming(罗贵明)DepartmentofAppliedMathematics,TsinghuaUniver...  相似文献   

12.
SinceWhiteobservedthatsprayingtobaccoplantswithsalicylicacid (SA)oracetylsalicylicacidinducedresistancetoinfectionwithtobaccomosaicvirus[1] ,manyexperimentshavedemonstratedthatSAplaysanimportantroleinplantdiseaseresistance ,actingasanendogenoussignalmolec…  相似文献   

13.
A Dynamic Job Shop Scheduling Method Based on Lagrangian Relaxation   总被引:1,自引:0,他引:1  
IntroductionSchedulingisoneofthemostimportantisuesintheplanningandoperationofmanufacturingsystems.Sincemostschedulingproblems...  相似文献   

14.
aderA.(AIDS-HilfeStutgarte.v.70193Stutgart)EineschweredurchAnsteckungübertragbareSchwchungdeskrpereigenenAbwehrsystemsWirklre...  相似文献   

15.
IdentificationofEquivalentStifnesParametersofHoneycombSandwichShelUsingDetailedCelStructureAnalysis*YaoZhenhan(姚振汉),QuShishen...  相似文献   

16.
ExtensionsofFarkas┐Minkowski’sLemmaandStiemke’sLemmaintheSpacel1*ZhangShunming(张顺明)SchoolofEconomicsandManagement,TsinghuaUni...  相似文献   

17.
IntroductionThesixspherical prismatic spherical(6SPS)parallelmech anismisgenerallyemployedina 6DOFsimulator (Fig .1) ,whichisthewell knownStewartplatform[1] .Itconsistsofamo bileplatform ,afixedbaseandsixextensiblerods.Sphericaljointsareusedtojointhesixrodswithth…  相似文献   

18.
Antibacterial Effects of Silver Loaded Hydroxyapatite   总被引:6,自引:0,他引:6  
IntroductionIthaslongbeenknownthatsilveranditscompoundhavestronginhibitoryandbiocidaleffectsonbacteria[1] .SpadarofoundthatsilverionhadabiocidaleffectonasmanyassixteenkindsofbacteriaincludingEscherichiacoliandStaphylococcusaureus.Thismeansthatithasabroa…  相似文献   

19.
A Beam Search-based Algorithm for Flexible Manufacturing System Scheduling   总被引:2,自引:0,他引:2  
IntroductionSchedulingasanoperationsplanningproblemisconcernedwiththeallocationofresourcesovertimetoperformvarioustasks.Inaflexiblemanufacturingsystem (FMS)environment,schedul inggainsspecialimportanceduetothehighlevelautomationandconsiderationsofadditi…  相似文献   

20.
实验空间化学──材料科学、场化学与空间化学的交叉ExperimentalSpaceChemistry──AnInterdisciplineofMaterialsScience,FieldChemistryandSpaceChemistry¥//萧小月...  相似文献   

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