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刘力扬 《河南广播电视大学学报》1999,(4)
MS-DOS是个人计算机上使用最广泛的操作系统。MS-DOS6.22是MS-DOS的最新版本,它增加了许多新的特性,使我们的计算机成为处理公司和个人事务的强有力的工具。MS-DOS6.22有几个实用程序,可以用来管理和保护数据,提高计算机性能,现简述如下:MicrosoftBackuP 帮助用户增加硬盘可用空间以保护数据;MicrosoftAntiˉVirus 减少数据受到计算机病毒破坏的可能性;MicrosoftDefragmenter 重组硬盘上的文件,使计算机访问文件的时间最少;Micro… 相似文献
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ZHOU Xi zhao 《上海大学学报(英文版)》1999,3(4)
1 Introduction StandardizedUE(User’sEquilibrium)assignmentisaroutechoiceproblemfromorigintodestination(OD).Inequilibrium,throughthechosenroutesconnectedwithODonewillspendthesametraveltime,nomorethanthatthroughotherrouteswhichwerenotchosen. Therear… 相似文献
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INTRODUCTIONAntisenseoligodeoxynucleotides (ASODN )caninhibittranscriptionandinterferewithspe cialgeneexpression .AfixedpointontheK rasgenewithhighmutationrateinpancreaticcarci nomaoffersanintracellulartargetforpancreaticcarcinomagenetherapywithASODN (Cai… 相似文献
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INTRODUCTIONItisafundamentalproblemincomputeraidedgeometricdesign (CAGD)andmanufacturetofindtheintersection (Laneetal.,1 980 ;Wang ,1 984;Sederbergetal.,1 986)oftheparametriccurves.SincemostofthecurvesinCAGDaredenotedbypolynomialsorrationalpolynomials,tofindtheirint… 相似文献
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李世孝 《信阳师范学院学报(哲学社会科学版)》1997,(3)
SilenceinWAITINGFORGODOTLiShixiaoAbstractSilenceasadramaticdeveieisusedfrequentlybydramatiststoexpresvariousthingsandfeelings... 相似文献
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INTRODUCTIONSinceSagiv(1980)investigatedthereactionofoctadecyltrichlorosilane(OTS)moleculeswithslideglassplatestoformselfassembledmonolayersin1980forthefirsttime,manyresearcheshavebeenconductedtostudytheformationofOTSmonolayersonmica,silicon,silicaandglasss… 相似文献
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LOCALINFLUENCEANALYSISBASEDONTHEK-LDISTANCEANDTHEINFORMATIONDISTANCEHuYueqing(胡跃清)(DepartmentofMathematicsandmechanics)LOCALI... 相似文献
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BAYESIANMETHODOFMACROECONOMICALDECISIONChenPing(陈平)(DepartmentofMathematicsandMechanics)BAYESIANMETHODOFMACROECONOMICALDECISI... 相似文献
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INTRODUCTIONOperatortrainingsystems(SOTS)canmodelphenomenasuchasstartup ,shutdown ,routineoperationsandaccidentsinanactualfactory .Itneedsnorawmaterials,andnotlikeoperatortrainingonsomesitesinalargepetrochemicalplant,operatertrainingsystemsposenodangertot… 相似文献
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NEWSUFFICIENTCONDITIONFORHAMILTONIHNPROPERTIESINGRAPHSSongZengmin(宋增民)(DepartmentofMathematicsandMechanics)NEWSUFFICIENTCONDI... 相似文献
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INTRODUCTIONItisknownthattheapplicationofanAll Op ticaltypeSiliconMicroResonator (AOSMR)orsensorisgreatlyrestrictedbytheproblemofop ticalcoupling (Guckeletal.,1 993;Pitcheretal.,1 990 ) .Thevibratorsurfaceisusedforopti calexcitationandvibrationpickupinanumberofAOS… 相似文献
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《清华大学教育研究》1995,(Z1)
STATEBUDGETINGINTHEUNITEDSTATESMONICAZHONGAsacentralelementofgovernment,budgetingis″adecisionmakingsystemforallo-catingfundsa... 相似文献
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ANOTEONTHEUNIQUENESSTHEOREMFORSTEADY-STATESEMICONDUCTOREQUATIONSGuanPing(管平)(DepartmentofMathematicsandMechanics)ANOTEONTHEUN... 相似文献
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INTRODUCTIONFluorescencein situhybridization (FISH )andpolymerasechainreaction (PCR)hadbeensuccessfullyusedforpreimplantationgenenticdi agnosis (PGD ) (Verlinskyetal.,1 997,Sabtaloetal.1 995)althoughtheynormallyonlyofferinformationfromoneorfewchromosomere gionsorsp… 相似文献
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INTRODUCTIONShockwavereflectionfromawallsurface,diffractionalongacurvedsurface ,propagationthroughachanneloratubewithvaryingcross 相似文献