简介:在前几期的《电脑安全专家》里,我们介绍了许多恢复误删文件的办法,但对于一些绝密性的文件而言,这并不是一件好事!办公室里会配备一台销毁文件的碎纸机,而在电脑中我们也可以安装一台文件“粉碎机”——Cyberscrubprofessional(以下简称“Cyberscrub”)。
简介:Accuratedigitalcurrentcontrolofthereluctancesynchronousmachinewithconstantcurrentangle,Anall-digitalPLLclockmultiplier.AnEfficientCompensatorforTheVoltageRelatedPowerQualityProblemsinDistributionSystems.Analysisofaphasetransitionprocesscontrolledbydiffusion,applicationtolithiuminsertionintoV{snb}20{sub}5,Analyticallyclosedcalculationofconductionlossesofthree-phaseAC-ACsparsematrixconverters.
简介:Comparisonoffieldresultsanddigitalsimulationresultsofvoltage-sourcedconverter-basedFACTScontrollers;COMPENSATIONFORLOADANDSPEEDVARIATIONOFSELF-EXCITEDINDUCTIONGENERATOR;Couplingexperimentaldesign-digitalsimulationofjunctionsforthedevelopmentofcomplextolerancechains;Criticalheatfluxoficeaccretionalongafinewireimmersedincoldairstreamwithwaterspray(digitalsimulationoneffectsofdropletdiameterprofileoncriticalheatflux);Cushioningofpneumaticcylinders。