BS EN 61162-1-2008 船舶导航和无线电通信设备及系统.数字接口.简单扩音器和复合听声器

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【英文标准名称】:Maritimenavigationandradiocommunicationequipmentandsystems—Digitalinterfaces—Part1:Singletalkerandmultiplelisteners
【原文标准名称】:船舶导航和无线电通信设备及系统.数字接口.简单扩音器和复合听声器
【标准号】:BSEN61162-1-2008
【标准状态】:作废
【国别】:英国
【发布日期】:2008-05-30
【实施或试行日期】:2008-05-30
【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】:数据格式;数据传送;数字的;数字工程;数字信号;文献;电气工程;电子仪器;英语;识别;接口;船舶用无线电通信设备;海上运输;造船工程;导航辅助设备;导航设备;船队;协议;无线电设备;无线电接收机;无线电发射机;无线电导航;接收机;串行;规范(验收);发射机;水路运输
【英文主题词】:Dataformats;Datatransfer;Digital;Digitalengineering;Digitalsignals;Documentations;Electricalengineering;Electronicinstruments;Englishlanguage;Identification;Interfaces;Marineradioservice;Marinetransport;Navalengineering;Navigationalaids;Navigationalequipment;Navy;Protocols;Radioequipment;Radioreceivers;Radiotransmitters;Radionavigation;Receivers;Serial;Specification(approval);Transmitters;Watertransport
【摘要】:ThispartofIEC61162containstherequirementsfordatacommunicationbetweenmaritimeelectronicinstruments,navigationandradiocommunicationequipmentwheninterconnectedviaanappropriatesystem.Thisstandardisintendedtosupportone-wayserialdatatransmissionfromasingletalkertooneormorelisteners.ThisdataisinprintableASCIIformandmayincludeinformationsuchasposition,speed,depth,frequencyallocation,etc.Typicalmessagesmaybefromabout11toamaximumof79charactersinlengthandgenerallyrequiretransmissionnomorerapidlythanonemessagepersecond.Theelectricaldefinitionsinthisstandardarenotintendedtoaccommodatehigh-bandwidthapplicationssuchasradarorvideoimagery,orintensivedatabaseorfiletransferapplications.Sincethereisnoprovisionforguaranteeddeliveryofmessagesandonlylimitederrorcheckingcapability,thisstandardshouldbeusedwithcautioninallsafetyapplications.Forapplicationswhereafastertransmissionrateisnecessary,referenceshouldbemadetoIEC61162-2.
【中国标准分类号】:U66
【国际标准分类号】:33_070_40;47_020_70
【页数】:140P.;A4
【正文语种】:英语


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【英文标准名称】:Sensoryanalysis-Methodology-Pairedcomparisontest
【原文标准名称】:感官分析.方法学.成对比较试验
【标准号】:ISO5495-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-11
【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/TC34
【标准类型】:()
【标准水平】:()
【中文主题词】:比较分析法;定义;食品检验;特性;感官;感官分析(食品);试验;试验条件
【英文主题词】:Blankforms;Comparisonanalysis;Definitions;Differences;Foodproducts;Foodtesting;Forms;Forms(paper);Inspectors;Interpretations;Properties;Samplingmethods;Sensory;Sensoryanalysis;Sensoryanalysisapparatus;Sensoryanalysis(food);Specimenpreparation;Testequipment;Testreports;Testsamples;Testing;Testingconditions;Testingpersonnel
【摘要】:ThisInternationalStandarddescribesaprocedurefordeterminingwhetherthereexistsaperceptiblesensorydifferenceorasimilaritybetweensamplesoftwoproductsconcerningtheintensityofasensoryattribute.Thistestissometimesalsoreferredtoasadirectionaldifferencetestora2-AFCtest(AlternativeForcedChoice).Infact,thepairedcomparisontestisaforcedchoicetestbetweentwoalternatives.NOTEThepairedcomparisontestisthesimplestexistingclassificationtestsinceitconcernsonlytwosamples.Themethodisapplicablewhetheradifferenceexistsinasinglesensoryattributeorinseveral,whichmeansthatitenablesdeterminationofwhetherthereexistsaperceptibledifferenceconcerningagivenattribute,andthespecificationofthedirectionofdifference,butitdoesnotgiveanyindicationoftheextentofthatdifference.Theabsenceofdifferencefortheattributeunderstudydoesnotsignifythattheredoesnotexistanydifferencebetweenthetwoproducts.Thismethodisonlyapplicableiftheproductsarerelativelyhomogeneous.Themethodiseffectivea)fordetermining?whetheraperceptibledifferenceexists(paireddifferencetest),or?whethernoperceptibledifferenceexists(pairedsimilaritytest)when,forexample,modificationsaremadetoingredients,processing,packaging,handlingorstorageoperations,orb)forselecting,trainingandmonitoringassessors.Itisnecessarytoknow,priortocarryingoutthetest,whetherthetestisaone-sidedtest(thetestsupervisorknowsapriorithedirectionofthedifference,andthealternativehypothesiscorrespondstotheexistenceofadifferenceintheexpecteddirection)oratwo-sidedtest(thetestsupervisordoesnothaveanyaprioriknowledgeconcerningthedirectionofthedifference,andthealternativehypothesiscorrespondstotheexistenceofadifferenceinonedirectionortheother).
【中国标准分类号】:X04
【国际标准分类号】:67_240
【页数】:21P;A4
【正文语种】:英语


【英文标准名称】:Plastics;Melamine-formaldehydemouldings;Determinationofextractableformaldehyde
【原文标准名称】:塑料三聚氰胺-甲醛模塑件可萃取的甲醛的测定
【标准号】:ISO4614-1977
【标准状态】:现行
【国别】:国际
【发布日期】:1977-07
【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/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:化学分析和试验;含量测定;食品工业;包装件;化学分析;工业;铸件;萃取法;萃取分析法;甲醛;食品包装;蜜胺树脂;塑料;试验;模制材料
【英文主题词】:Castings;Chemicalanalysisandtesting;Determinationofcontent;Extractionmethodsofanalysis;Foodindustry;Foodpackages;Foodstuff;Formaldehyde;Industries;Melamineresins;Mouldings(shapedsection);Packages;Plastics;Resins;Testspecimens;Testing
【摘要】:Liquidssimulatingfoddandbeveragesareplacedincontactwithmouldingsofthesamplematerial,underdefinedconditions.Theformaldehydecontentoftheliquidisthendeterminedandthequantityofformaldehydeextractedperunitareaofcontentiscalculated.Twospectrophotometricmethodsforthedeterminationofformaldehydeintheliquid,usingchromotropicaciddisodiumsaltoracetylacetoneasreagents,aregiven.
【中国标准分类号】:G31
【国际标准分类号】:83_140_99
【页数】:4P.;A4
【正文语种】:英语