MIL-R-21248B
时间:2024-05-27 10:15:12 来源: 标准资料网 作者：标准资料网 阅读：8968
MIL-R-21248B, MILITARY SPECIFICATION: RING, RETAINING (TAPERED AND REDUCED SECTION TYPE) (02 AUG 1969)., This specification covers the procurement requirements for tapered and reduced section type retaining rings of rectangular and beveled cross-section.
【英文标准名称】:AcousticalPerformanceCriteria,DesignRequirementsandGuidelinesforSchools
【原文标准名称】:学校声学性能标准、设计要求和指南
【标准号】:ANSIS12.60-2002
【标准状态】:现行
【国别】:美国
【发布日期】:2002-06-26
【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】:ASA(ASCS12)
【标准类型】:()
【标准水平】:()
【中文主题词】:声学的;设计;性能;学校;语音清晰度
【英文主题词】:Acoustic;Design;Performance;Schools;Speechintelligibility
【摘要】:Providesacousticalperformancecriteria,designrequirementsanddesignguidelinesforneworrenovatedschoolclassroomsandotherlearningspaces.Thesecriteria,requirements,andguidelinesarekeyedtotheacousticalqualitiesneededforspeechcom
【中国标准分类号】:P31
【国际标准分类号】:91_120_20
【页数】:
【正文语种】:英语
【英文标准名称】:GuideforUserAuthenticationandAuthorization
【原文标准名称】:用户鉴定和授权指南
【标准号】:ANSI/ASTME1985-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Authentication;Authorization;Dataexchange;Identification;Informationtechnology;Personalhealth;Publichealth;Technology;User
【摘要】:Thisguidecoversmechanismsthatmaybeusedtoauthenticatehealthcareinformation(bothadministrativeandclinical)userstocomputersystems,aswellasmechanismstoauthorizeparticularactionsbyusers.Theseactionsmayincludeaccesstohealthcareinformationdocuments,aswellas,specificoperationsonthosedocuments(forexample,reviewbyaphysician).Thisguideaddressesbothcentralizedanddistributedenvironments,bydefiningtherequirementsthatasinglesystemshallmeetandthekindsofinformationwhichshallbetransmittedbetweensystemstoprovidedistributedauthenticationandauthorizationservices.Thisguideaddressesthetechnicalspecificationsforhowtoperformuserauthenticationandauthorization.Theactualdefinitionofwhocanaccesswhatisbasedonorganizationalpolicy.
【中国标准分类号】:L70
【国际标准分类号】:35_240_80
【页数】:
【正文语种】:英语