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【英文标准名称】:Ergonomics-Evaluationofthermalstrainbyphysiologicalmeasurements
【原文标准名称】:人类工效学.热应变的生理学测量评价
【标准号】:ISO9886-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-02
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC159
【标准类型】:()
【标准水平】:()
【中文主题词】:人类工效学;温度测量;热应力;人体生理学;生理学;热环境;体温;工作场所安全;热学;环境;符号;皮肤;人体;生理的;测量技术;试验;温度;应力
【英文主题词】:Bodytemperature;Environment;Ergonomics;Heat;Humanbody;Humanphysiology;Lossofmass;Measuringtechniques;Physiological;Physiology;Skin(body);Stress;Symbols;Temperature;Temperaturemeasurement;Testing;Thermalenvironment;Thermalstress;Workplacesafety
【摘要】:ThisInternationalStandarddescribesmethodsformeasuringandinterpretingthefollowingphysiologicalparameters:—bodycoretemperature;—skintemperatures;—heartrate;—body-massloss.Thechoiceofvariablestobemeasuredandtechniquestobeusedisatthediscretionofthoseresponsibleforthehealthoftheemployees.Thesepersonswillhavetotakeintoaccountnotonlythenatureofthethermalconditions,butalsothedegreeofacceptanceofthesetechniquesbytheemployeesconcerned.Itshouldbeemphasisedthatdirectmeasurementsontheindividualcanonlybecarriedoutontwoconditions.a)Ifthepersonhasbeenfullyinformedaboutthediscomfortandthepotentialrisksassociatedwiththemeasurementtechniqueandgivesfreeconsenttosuchmeasurements.b)Ifthemeasurementspresentnoriskforthepersonwhichisunacceptableinviewofgeneralorspecificcodesofethics.Inordertosimplifythischoice,AnnexApresentsacomparisonofthedifferentmethodsconcerningtheirfieldofapplication,theirtechnicalcomplexity,thediscomfortandtherisksthattheymightinvolve.Thisstandarddefinestheconditionswhicharetobemetinordertoensuretheaccuracyofthedatagatheredfromthedifferentmethods.ThemeasurementmethodsaredescribedinAnnexB.LimitvaluesareproposedinAnnexC(informative).Thisstandardisnotconcernedwithexperimentalconditionsforwhichinvestigatorsmaydevelopalternativemethodsintendedtoimproveknowledgeinthisarea.Itishoweverrecommended,whenconductingsuchstudiesinthelaboratory,tousethemethodsdescribedbelowasreferences,sothatresultsmaybecompared.BeforeusingtheevaluationsmethodsdescribedinthisInternationalStandard,theuserisrequiredtofollowtheethicsandlegalrulesinforceinhiscountryorinstitution.Accordingly,ethicalcommitteeswillbeconsultedandrulesconcerningfreewrittenconsent,freedomofparticipation,confidentiality,etc.willbestrictlyfollowed.
【中国标准分类号】:A25
【国际标准分类号】:13_180
【页数】:21P;A4
【正文语种】:英语


【英文标准名称】:Informationtechnology-Securitytechniques-Encryptionalgorithms-Part4:Streamciphers
【原文标准名称】:信息技术.安全技术.加密算法.第4部分:序列密码
【标准号】:ISO/IEC18033-4-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-07
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1/SC27
【标准类型】:()
【标准水平】:()
【中文主题词】:编码;数据安全;定义;信息技术;特性;数据处理;应用;算法;信息处理;加密;安全;密码
【英文主题词】:Algorithms;Ciphers;Coding;Dataprocessing;Datasecurity;Definitions;Encryption;Informationprocessing;Informationtechnology;Properties;Safety;Use
【摘要】:ThispartofISO/IEC18033specifiesstreamcipheralgorithms.Astreamcipherisanencryptionmechanismthatusesakeystreamtoencryptaplaintextinbitwiseorblock-wisemanner.Therearetwotypesofstreamcipher:asynchronousstreamcipher,inwhichthekeystreamisonlygeneratedfromthesecretkey(andaninitializationvector)andaself-synchronizingstreamcipher,inwhichthekeystreamisgeneratedfromthesecretkeyandsomepastciphertexts(andaninitializationvector).TypicallytheencryptionoperationistheadditivebitwiseXORoperationbetweenakeystreamandthemessage.ThispartofISO/IEC18033describesbothpseudorandomnumbergeneratorsforproducingkeystream,andoutputfunctionsforstreamciphers.ThealgorithmsspecifiedinthispartofISO/IEC18033havebeenassignedobjectidentifiersinaccordancewithISO/IEC9834.ThelistofassignedobjectidentifiersisgiveninAnnexC.Anychangetothespecificationofthealgorithmsresultinginachangeoffunctionalbehaviourwillresultinachangeoftheobjectidentifierassignedtothealgorithm.NOTE1-Inapplicationswhereacombinationofalgorithmsisbeingused,orwhenanalgorithmisparameterizedbythechoiceofacombinationofotheralgorithms,thecombinationmaybespecifiedasasequenceofobjectidentifiers.Alternatively,theobjectidentifiersoflowerlayeralgorithmsmaybeincludedintheparameterfieldofthehigherlayeralgorithm'sidentifierstructure.Forexample,theobjectidentifierofablockciphercouldbeincludedasaparameterinthealgorithmidentifierstructureforakeystreamgenerator.ThealgorithmidentifierstructureisdefinedinISO/IEC9594-8.NOTE2-Theencodingofobjectidentifiersisapplicationdependent.
【中国标准分类号】:L80
【国际标准分类号】:35_040
【页数】:43P;A4
【正文语种】:英语