【英文标准名称】:InformationtechnologySecuritytechniquesCheckcharactersystemsAdoptedbyINCITS
【原文标准名称】:信息技术.安全技术.INCITS采用校验字符系统
【标准号】:ANSIINCITS/ISO/IEC7064-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003-02-15
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisInternationalStandardspecifiesasetofcheckcharactersystemscapableofprotectingstringsagainsterrorswhichoccurwhenpeoplecopyortypedata.Thestringsmaybeoffixedorvariablelengthandmayhavecharactersetswhicharea)numeric(10digits:0to9);b)alphabetic(26letters:AtoZ);andc)alphanumeric(lettersanddigits).Embeddedspacesandspecialcharactersareignored.ThisInternationalStandardspecifiesconformancerequirementsforproductsdescribedasgeneratingcheckcharactersorcheckingstringsusingthesystemsgiveninthisInternationalStandard.Thesecheckcharactersystemscandetect:a)allsinglesubstitutionerrors(thesubstitutionofasinglecharacterforanother,forexample"4234"for"1234).;b)allornearlyallsingle(local)transpositionerrors(thetranspositionoftwosinglecharacters,eitheradjacentorwithonecharacterbetweenthem,forexample"12354"or"12543"for"12345.);c)allornearlyallcircularshifterrors(circularshiftsofthewholestringtotheleftorright);d)ahighproportionofdoublesubstitutionerrors(twoseparatesinglesubstitutionerrorsinthesamestring,forexample"1234587"for"1234567)";ande)ahighproportionofallothererrors.ThisInternationalStandardexcludessystemsdesignedspecificallyto:a)permitbotherrordetectionandautomaticcorrection;b)detectdeliberatefalsification;andc)checkstringsinterchangedsolelybetweenmachines.ThisInternationalStandardisforuseininformationinterchangebetweenorganizations.Itisalsostronglyrecommendedforuseininternalinformationsystems.
【中国标准分类号】:L71
【国际标准分类号】:35_040
【页数】:
【正文语种】:英语


【英文标准名称】:Householdandsimilarelectricalappliances-Safety-Particularrequirementsforvacuumcleanersandwater-suctioncleaningappliances
【原文标准名称】:家用和类似用途电器.安全性.真空吸尘器和吸水式吸尘器的详细要求
【标准号】:BSEN60335-2-2-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2010-05-31
【实施或试行日期】:2010-05-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Abrasionresistance;Access;Adjustments;Bending;Circuits;Classesofprotection;Cleaningequipment;Clearances;Coldness;Conduits;Connectionlines;Connections;Contact;Definitions;Design;Dielectricstrength;Distances;Durability;Earthingconductorterminations;Electricappliances;Electrichouseholdappliance;Electrichouseholdappliances;Electricmains;Electricalappliances;Electricalhouseholdappliances;Electricalsafety;Equipment;Fireresistance;Hand-operateddevices;Heating;Householdequipment;Householduse;Inputcurrent;Inscription;Instructionsforuse;Insulations;Layout;Leakagepaths;Mechanicalsafety;Moistureresistance;Motor-operated;Motor-operatedhouseholdappliances;Motors;Operatingtemperatures;Operation;Overloadprotection;Powerconsumption;Powerdrives;Protection;Protectionagainstelectricshocks;Radiation;Ratedvoltages;Rustprotection;Safety;Safetyengineering;Safetyrequirements;Stability;Start;Strengthofmaterials;Stress;Temperature;Testingconditions;Thermalstability;Toxicity;Trackingindex;Transformers;Treatment;Vacuumcleaners;Watersuctionpipes
【摘要】:ThisclauseofPart1isreplacedbythefollowing.ThisInternationalStandarddealswiththesafetyofelectricvacuumcleanersandwatersuctioncleaningappliancesforhouseholdandsimilarpurposes,includingvacuumcleanersforanimalgrooming,theirratedvoltagebeingnotmorethan250V.Italsoappliestocentrally-sitedvacuumcleanersandautomaticbattery-poweredcleaners.Thisstandardalsoappliestomotorizedcleaningheadsandcurrent-carryinghosesassociatedwithaparticularvacuumcleaner.Appliancesnotintendedfornormalhouseholduse,butwhichneverthelessmaybeasourceofdangertothepublic,suchasappliancesintendedtobeusedbylaymeninshopsandotherpremisesfornormalhousekeepingpurposes,arewithinthescopeofthisstandard.Asfarasispracticable,thisstandarddealswiththecommonhazardspresentedbyappliancesthatareencounteredbyallpersonsinandaroundthehome.However,ingeneral,itdoesnottakeintoaccount–persons(includingchildren)whose?physical,sensoryormentalcapabilities;or?lackofexperienceandknowledgepreventsthemfromusingtheappliancesafelywithoutsupervisionorinstruction;–childrenplayingwiththeappliance.
【中国标准分类号】:Y62
【国际标准分类号】:97_080
【页数】:32P.;A4
【正文语种】:英语