DIN ETS 300204-1995 综合服务数字网络.转呼无条件的补充业务.功能效率和信息流通;英文版本ETS300204:1994
时间:2024-05-01 04:48:35 来源: 标准资料网 作者：标准资料网 阅读：9997
【英文标准名称】:IntegratedServicesDigitalNetwork(ISDN)-CallForwardingUnconditional(CFU)supplementaryservice-Functionalcapabilitiesandinformationflows;EnglishversionETS300204:1994
【原文标准名称】:综合服务数字网络.转呼无条件的补充业务.功能效率和信息流通;英文版本ETS300204:1994
【标准号】:DINETS300204-1995
【标准状态】:现行
【国别】:德国
【发布日期】:1995-06
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:综合服务数字网络;信号传输;数字信号;电话中继线路;电信;附加服务;数字的;电话网;信息交换;电信设备;通信网;呼叫传输;信息流
【英文主题词】:Callforwardings;Calltransmission;Communicationnetworks;Communicationservice;Digital;Digitalsignals;Informationflow;Informationinterchange;Integratedservicesdigitalnetwork;ISDN;Signaltransmission;Supplementaryservices;Telecommunication;Telecommunications;Telephonenetworks
【摘要】:Thedocumentdefinesthestage2oftheCallForwardingUnconditional(CFU)supplementaryservice.
【中国标准分类号】:M11
【国际标准分类号】:33_080
【页数】:59P.;A4
【正文语种】:德语
【英文标准名称】:Ski-polesforalpineskiing-Requirementsandtestmethods(ISO7331:2011)
【原文标准名称】:对高山滑雪用滑雪杖的要求和试验方法(ISO7331-2011)
【标准号】:DINISO7331-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-10
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Alpineskis;Design;Dimensions;Marking;Materials;Minimumrequirements;Safetyengineering;Safetyrequirements;Skipoles;Skiing;Skis;Specification(approval);Specifications;Sportsequipment;Symbols;Terms;Testing;Testingconditions;Units;Wintersportsequipment
【摘要】:
【中国标准分类号】:Y56
【国际标准分类号】:97_220_20
【页数】:21P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforOn-LineDeterminationofCationConductivityinHighPurityWater
【原文标准名称】:高纯度水中阳离子导电性的即时测定用标准实施规程
【标准号】:ASTMD6504-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D19.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:阳离子;导电性;测定;即时的;过程测量;纯度;水;水域
【英文主题词】:boilercyclechemistry;cationconductivity;on-line;processmeasurement
【摘要】:Cationconductivityprovidesoneofthemostsensitiveanddependableon-linemeansofdetectinganioniccontaminationintheboiler/steamcycle,suchaschlorides,sulfates,nitrates,bicarbonates,andorganicacids,suchasformicandacetic.HighsensitivityisprovidedbyintentionallyeliminatingthepHadjustingtreatmentchemical(s),forexample,ammoniaandamines,fromthesampleandconvertingremainingsaltcontaminantsintotheiracidformswhichareapproximatelythreetimesasconductive.GuidelinesoncationconductivitylimitsforvariouscyclechemistryandboilertypeshavebeenestablishedbyEPRI(2-4)andbyASME(5,6).Thesampleeffluentfromthecationexchangecolumnalsomaybeused,andinsomecasesispreferred,forionchromatographyorotheranionmeasurements.1.1Thispracticedescribescontinuoussampleconditioningbyhydrogenionexchangeandmeasurementbyelectrolyticconductivity.Itiscommonlyknownascationconductivitymeasurementinthepowerindustryalthoughitisactuallyanindicationofanioncontaminationinhighpuritywatersamples.Measurementsaretypicallyinarangelessthan1S/cm.1.2TheactualconductivitymeasurementsaremadeusingTestMethodD5391.1.3Thispracticedoesnotprovideforseparatedeterminationofdissolvedcarbondioxide.RefertoTestMethodsD2186andD4519.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G64
【国际标准分类号】:13_060_60
【页数】:6P.;A4
【正文语种】: