共查询到20条相似文献,搜索用时 31 毫秒
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ZHANG Qi XIE Guo dong 《上海大学学报(英文版)》1999,3(4):299-303
1 Introduction Highpowerfactorinductionmotorwithfloatingwindinginparallelconnectionwithcapacitorsisamotorofspecialstructureandwithspecialconnection.Itsstatorcircuitconfiguration[1]isshowninFig.1.Fig1showstwosetsofstatorwindings,thepowerwindingsconn… 相似文献
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Huang Surong Xie Guodong 《上海大学学报(英文版)》1998,2(2):117-121
1IntroductionThelogicalstructureofaconverterfedmachine(CFM)systemissimplysketchedinFig.1.Tostudyorevaluatesuchasystemobviousl... 相似文献
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Wan Wanggen Yu Xiaoqing Yuan Jingxian Li Yonghua 《上海大学学报(英文版)》1998,2(3):208-212
1IntroductionIRbandpassfiltershavemanyadvantagesovertheirFIRcounterparts.Theyrequirefewercoeficientsandhaveasimplerstructure.... 相似文献
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Cui Shuzhen 《信阳师范学院学报(哲学社会科学版)》1999,(1)
1.TheFourBooks(《四书》)andJamesLegge'sTranslations1.1TheFourBooks(《四书》)TheFourBooks(《四书》)isthemostrepresentativeclas-sicalworkso... 相似文献
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SHI Ding hua PENG Jian ping 《上海大学学报(英文版)》1999,3(3):175-180
1 Introduction Stochasticglobaloptimizationalgorithmisconcernedwithusingrandomlygeneratedpointstoapproximateoptimalsolutionofmathematicalprogramming(seeRefs.1~3forasurveyofthefield).Forsomestochasticglobaloptimizationalgorithms,thenextpointsintheseq… 相似文献
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Electrical Conductivity and Corrosion Resistanceof ZnFe_2O_4Based Materials Used as Inert Anodefor Aluminum Electrolysis 总被引:1,自引:0,他引:1
1 Introduction In1889,C.M.Hallappliedthefirstpatentoninertanodeforaluminumelectrolysis[1].Fromthenon,therehavebeenaquitenumberofpatentsandinvestigationsonthissubject,butnoneofthemhasbeenputintopractice.BillehangandOyehadsummarizedtheresearchworksbef… 相似文献
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Wang Wenqi Wang Rongguang Chen Baolin Wang Tong 《上海大学学报(英文版)》1998,2(3):213-217
1IntroductionActivedevicesplayanimportantroleinmonolithicmicrowaveintegratedcircuits(MMICs).Formerly,thedepletionmodeGaAsMESF... 相似文献
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Hui Xu Ph. D. Kai-yuan He Shu-li He Li-zhi Cheng Yuan-da Dong Xue-shan Xiao 《上海大学学报(英文版)》1999,3(4):318-320
1 Introduction FerichnanocrystallineFeZrBalloyssimultaneouslyshowgoodsoftmagneticpropertiesandlargesaturationmagnetization[1,2].Therearemainlytwophasesinthealloyswithoptimummagneticproperties:ananocrystallineαFephaseandanintergranularamorphousphas… 相似文献
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《中山大学学报论丛》1998,(3)
ForeignTeachersImpresionsofEFLTInGuangdongsUniversitiesZhuRenhong1.IntroductionInChineseUniversitiesEnglishasaForeignLangua... 相似文献
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Li Bin Sheng Yu 《上海大学学报(英文版)》1998,(2)
1IntroductionItisoften,indeednormaly,thecasethatonerequirementistohaveatraceablecalibrationforaflowmeter,specialyforanEMF.Bec... 相似文献
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李树 《教学月刊(小学版)》2002,(11)
Theme:TheBodyPartsFunction:IntroducingthebodypartsStructure:TheImperativeSentence(verb +theobject)Vocabulary:finger/leg/body/arm/foot/handTeachingaids:multimedia/somewordcardswiththesixnewwordsStepI:Warm -up1.FreeTalk:Gettoknoweachother.T:Hello,Kids.Nic… 相似文献
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《中山大学学报论丛》1996,(3)
AForeignGlimpseIntoChineseLanguageClasesShaunMcNalyHaveyouevernoticedanyofthefolowingsituationsinoneofyourclases?1.Studentswi... 相似文献
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LU Jing tang DONG Ming SONG Han bin FANG Zhen he 《上海大学学报(英文版)》1999,3(4):345-347
1 Introduction Fromlate1980sto1990s,AT&TBellLaboratoryreportedsuccessivelysomeresearchresultsongeartypemicrogripperandothersimplemicromechanism[1].Inthepublications,severalphotographsofmicromechanisminoriginalpositionwereshown,butnodetaildescripti… 相似文献
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YONG Ke lan 《上海大学学报(英文版)》1999,3(4):321-324
1 Introduction Fossilfuelsarethesolid,liquidandgasmineralsthatcontaincarbonandhydrogenelementsandcanbeusedasfuel,includingcoal,petroleum,naturalgasandsourcerock.Thereareabundantaromatichydrocarboncompoundsinfossilfuels.Becauseofitsgreatsensitivityfor… 相似文献
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PENG Zheng long SUN Hong guang * CHEN Jun ZHANG Qi jun * 《上海大学学报(英文版)》1999,3(4):331-335
1 Introduction Facingtheintensivecompetition,managersordirectorsofenterprisesaremuchconcernedwiththeiroperations.Ontheonehand,theyaresupposedtoexactlyknowtheactualoperatingoutcomesinvariousperiods;andontheotherhand,theyarerequiredtoknowthestatusoft… 相似文献
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DENG Jia mei CAO Jia lin LI Ming LI Ping * YU Ying 《上海大学学报(英文版)》1999,3(3):218-222
1 Introduction InthispapersoftinsoftoutMAPdecodingalgorithmsbasedonthefastHadamardtransform(FHT)aredeveloped,andtheirapplicationsindecodinglowratemultidimensionalconcatenatedHadamardcodesareexamined.Theproposedmethodhasanotableadvantageofachiev… 相似文献
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1InductionLadleFurnaceandItsTechnicalPropertiesInductionladlefurnace(ILF)isarecentlydevelopedequipmentforsecondaryrefiningand... 相似文献