YD 251-1981 拉线衬环

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基本信息
标准名称:拉线衬环
中标分类: 通信、广播 >> 通信、广播综合 >> 通用零部件、线路器材
替代情况:被YD/T 206.17-97代替
发布日期:
实施日期:1991-10-01
首发日期:
作废日期:
出版日期:
页数:1页
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所属分类: 通信 广播 通信 广播综合 通用零部件 线路器材
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【英文标准名称】:Characterizationofsludges—Goodpracticeforsludgeutilisationinagriculture
【原文标准名称】:污泥特性.农业用污泥的实用规程
【标准号】:BSPDCEN/TR13097-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2010-07-31
【实施或试行日期】:2010-07-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisTechnicalReportdescribesgoodpracticefortheuseofsludgesinagriculture(wherenationalregulationspermit).ItisapplicabletoallofthesludgesdescribedinthescopeofCEN/TC308(andanyoftheformsinwhichtheymaybepresented-liquid,dewatered,dried,composted,etc.)i.e.sludgesfrom:-stormwaterhandling;-nightsoil;-urbanwastewatercollectingsystems;-urbanwastewatertreatmentplants;-treatingindustrialwastewatersimilartourbanwastewater(asdefinedinDirective91/271/EC[1]);-watersupplytreatmentplants;-butexcludinghazardoussludgesfromindustry.Suchsludgesmaybeusedonlandasasourceofplantnutrients,and/orsoilimprover,and/oralkalineamendmentforcropproduction.Despitedifferencesinthestatutorycontrolsbetweensewagesludgeandothersludges,theuseofalltypesofsludgeshouldfollowgoodpracticetomaximisebenefitsforthecropsorsoils,tominimisepotentialrisksofenvironmentalcontaminationandadverseimpactsonplant,animalandhumanhealth,andtoensuresustainability,energyefficiencyandcost-effectiveness.Sludgeproducersshouldbeawarethatifasludgeisusedasafertilisingoralkalineamendment,nationalorEUfertiliserorlimingregulationsmayapply.Thedocumentassumesthatanevaluationofsludgeutilisationhasalreadybeenmade,andadecisionwastakenthatuseofsludgewithinalandspreadingpolicyisthebestoption.Forevaluationanddecisionsforuseofsludges,otherdocumentshavebeendeveloped(seeCR13714,CR13846).Manycountriesand/orlocaladministrationshaveregulationsand/orstandardsand/orcodesofpracticeapplicabletotheuseofsomeofthetypesofsludgethatarewithinthescopeofthisTechnicalReport,howeveritcannot,anddoesnot,attempttosummariseortakeaccountoftheseregulations,etc.becauseoftheirverywiderange.ItisthusessentialthatthisTechnicalReportisreadinthecontextoftheconditionsthatprevaillocally.
【中国标准分类号】:B11
【国际标准分类号】:13_030_20;65_080
【页数】:28P.;A4
【正文语种】:英语


【英文标准名称】:Digitaldatacommunicationsformeasurementandcontrol-Profilesetsforcontinuousanddiscretemanufacturingrelativetofieldbususeinindustrialcontrolsystems
【原文标准名称】:测量和控制的数字数据通信.与工业控制系统用现场总线相关的连续和断续制造的外观设置
【标准号】:BSEN61784-1-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-08-25
【实施或试行日期】:2004-08-25
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;接口(数据处理);数字的;规范(验收);控制工艺学;定义;过程控制系统;信息处理;加工工程;现场总线;控制系统;控制设备;电路网络;信息交换;电子系统;总线;指导系统;过程控制工程;数据处理;规范;工业的;数字数据;信息技术;自动化;电子仪器;传输媒质;开放系统互连;电子数据处理;数据传送;数字工程;总线系统;数据通信;传播学;工业设施;数据服务
【英文主题词】:Applicationlayer;Automation;Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Controlequipment;Controlsystems;Controltechnology;Datacommunication;Datalinklayers;Dataprocessing;Dataservices;Datatransfer;Definition;Definitions;Digital;Digitaldata;Digitalengineering;EDP;Electricalengineering;Electronicinstruments;Electronicsystems;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces(dataprocessing);Manufacturing;OSI;Physicallayers;Processcontrol;Processcontrolengineering;Processcontrolsystems;Processengineering;Productionengineering;Profile;Specification;Specification(approval);Transmissionmedia
【摘要】:ThispartofIEC61784definesasetofprotocolspecificcommunicationprofilesbasedprimarilyontheIEC61158series,tobeusedinthedesignofdevicesinvolvedincommunicationsinfactorymanufacturingandprocesscontrol.Eachprofileselectsspecificationsforthecommunicationsprotocolstackatadevice.ItcontainsaminimalsetofrequiredservicesattheApplicationLayerandspecificationofoptionsinintermediatelayersdefinedthroughreferences.IfnoApplicationLayerisincluded,thenaminimalsetofrequiredservicesattheDataLinkLayerisspecified.Theappropriatereferencestotheprotocolspecifictypesaregivenineachcommunicationprofilefamilyorassociatedprofiles.NOTEAllprofilesarebasedonstandardsordraftstandardsorInternationalStandardspublishedbytheIECorfromstandardsorInternationalStandardsestablishedbyotherstandardsbodiesoropenstandardsprocesses.ThestructureofcommunicationprofilefamiliesisspecifiedinFigure1.EachprofileselectsanappropriateconsistentandcompatiblesubsetofservicesandprotocolsfromthetotalavailablesetthatisdefinedandmodelledinIEC61158.Fortheselectedsubsetofservicesandprotocols,theprofilealsodescribesanypossibleornecessaryconstrainsinparametervalues.Table1showsthecommunicationprofilefamiliesthataredefinedinthisstandard.
【中国标准分类号】:N17
【国际标准分类号】:35_160;35_240_50
【页数】:264P.;A4
【正文语种】:英语