EN ISO 3381-2011 铁路应用设施.声学.有轨车辆内的噪声测量(ISO3381-2005).德文版本ENISO3381-2011
时间:2024-05-19 15:54:09 来源: 标准资料网 作者：标准资料网 阅读：8334
【英文标准名称】:Railwayapplications-Acoustics-Measurementofnoiseinsiderailboundvehicles(ISO3381:2005);GermanversionENISO3381:2011
【原文标准名称】:铁路应用设施.声学.有轨车辆内的噪声测量(ISO3381-2005).德文版本ENISO3381-2011
【标准号】:ENISO3381-2011
【标准状态】:现行
【国别】:
【发布日期】:2011-05
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:声学测量;声学;空气噪声;定义(术语);测定;内部区域;内部;测量;测量条件;测量仪器;测量技术;噪声;噪声辐射;噪声(环境的);噪声等级;噪声测量;噪声测量值;使用条件;铁路应用设施;铁道车辆;铁路;要求;声压;试验;试验条件;磨损量
【英文主题词】:Acousticmeasurement;Acoustics;Airbornenoise;Definitions;Determination;Interiorareas;Internal;Measurement;Measurementconditions;Measuringinstruments;Measuringtechniques;Noise;Noiseemissions;Noise(environmental);Noiselevels;Noisemeasurement;Noisemeasurements;Operatingconditions;Railwayapplications;Railwayvehicles;Railways;Requirements;Soundpressure;Testing;Testingconditions;Wear-quantity
【摘要】:
【中国标准分类号】:Z32
【国际标准分类号】:17_140_30;45_020
【页数】:26P.;A4
【正文语种】:英语
Product Code:SAE J2178/4
Title:Class B Data Communication Network Messages-Message Definitions for Three Byte Headers
Issuing Committee:Vehicle Architecture For Data Communications Standards
Scope:This SAE Recommended Practice defines the information contained in the header and data fields of non-diagnostic messages for automotive serial communications based on SAE J1850 Class B networks. This document describes and specifies the header fields, data fields, field sizes, scaling, representations, and data positions used within messages.【英文标准名称】:Informationtechnology-Securitytechniques-Entityauthenticationmechanisms-Mechanismsusingacryptographiccheckfunction
【原文标准名称】:信息技术.安全技术.实体鉴定机构.加密检验功能机构
【标准号】:BSISO/IEC9798-4-1995
【标准状态】:作废
【国别】:英国
【发布日期】:1995-07-15
【实施或试行日期】:1995-07-15
【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】:可靠性测试;数据处理;数据保护;数据安全;数据传送;定义(术语);信息交换;信息技术;安全性工程;安全性要求;试验
【英文主题词】:Authenticitytests;Dataprocessing;Dataprotection;Datasecurity;Datatransfer;Definitions;Informationinterchange;Informationtechnology;Safetyengineering;Safetyrequirements;Testing
【摘要】:ThispartofISO/IEC9798specifiesentityauthentica-tionmechanismsusingacryptographiccheckfunction.Twomechanismsareconcernedwiththeauthenticationofasingleentity(unilateralauthentication),whiletheremainingaremechanismsformutualauthenticationoftwoentities.ThemechanismsspecifiedinthispartofISO/IEC9798usetimevariantparameterssuchastimestamps,se-quencenumbers,orrandomnumbers,topreventvalidauthenticationinformationfrombeingacceptedatalatertime.Ifatimestamporsequencenumberisused,onepassisneededforunilateralauthentication,whiletwopassesareneededtoachievemutualauthentication.Ifachal-lengeandresponsemethodemployingrandomnumbersisused,twopassesareneededforunilateralauthentica-tion,whilethreepassesarerequiredtoachievemutualauthentication.ExamplesofcryptographiccheckfunctionsaregiveninannexC.
【中国标准分类号】:L70
【国际标准分类号】:35_040
【页数】:16P.;A4
【正文语种】:英语