ANSI/AWWA B302-2000 硫酸铵
作者:标准资料网 时间:2024-05-28 21:09:49 浏览:8054
来源:标准资料网
【英文标准名称】:AmmoniumSulfate
【原文标准名称】:硫酸铵
【标准号】:ANSI/AWWAB302-2000
【标准状态】:作废
【国别】:
【发布日期】:
【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】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:StandardTestMethodforEvaluationofDieselEngineOilsinT-12ExhaustGasRecirculationDieselEngine
【原文标准名称】:评价T-12废气再循环柴油机中柴油机机油的标准试验方法
【标准号】:ASTMD7422-2009a
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:D02.B0
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:cylinderlinerwear;dieselengineoil;exhaustgasrecirculation;lead;lubricants;oilconsumption;oxidation;soot;T-12DieselEngine;topringweightloss;ultra-lowsulfurdieselfuel;Cylinderlinerdistress;Dieselenginefueloils;Dieselengines;Gasrecirculationdieselengine;Lubricants;Oilconsumption;Oxidation;Topringweightloss
【摘要】:Thistestmethodwasdevelopedtoevaluatethewearperformanceofengineoilsinturbochargedandintercooledfour-cycledieselenginesequippedwithEGRandrunningonultra-lowsulfurdieselfuel.Obtainresultsfromusedoilanalysisandcomponentmeasurementsbeforeandaftertest.Thetestmethodmaybeusedforengineoilspecificationacceptancewhenalldetailsoftheprocedurearefollowed.1.1Thistestmethodcoversanenginetestprocedureforevaluatingdieselengineoilsforperformancecharacteristics,includingleadcorrosionandwearofpistonringsandcylinderlinersinanengineequippedwithexhaustgasrecirculationandrunningonultra-lowsulfurdieselfuel.ThistestmethodiscommonlyreferredtoastheMackT-12.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.2.1Exception8212;WherethereisnodirectSIequivalent,suchastheunitsforscrewthreads,NationalPipeThreads/diameters,tubingsize,andsinglesourcesupplyequipmentspecifications.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SeeAnnexA6forspecificsafetyprecautions.
【中国标准分类号】:
【国际标准分类号】:75_160_20
【页数】:34P.;A4
【正文语种】:
【英文标准名称】:Specificationoftheradiodatasystem(RDS)forVHF/FMsoundbroadcastinginthefrequencyrangefrom87,5to108,0MHz
【原文标准名称】:频率范围为87.5-108.0MHz的VHF/FM有声广播用无线电数据系统(RDS)的规范
【标准号】:BSEN62106-2001
【标准状态】:作废
【国别】:英国
【发布日期】:2003-04-30
【实施或试行日期】:2003-04-30
【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】:
【英文主题词】:Applications;Basebandcoding;Broadcasting;Communicationcontrollayers;Datachannels;Dataformats;Datalayout;Datatransfer;Definitions;Electricalengineering;Frequencymodulation;Linklayers;Marking;Messages;Modulationparameters;Physicallayers;Presentationlayers;Radiodatasystems;RDS;Sessionlayer;Soundbroadcasting;Specification;Specification(approval);VHF
【摘要】:TheRadioDataSystem,RDS,isintendedforapplicationtoVHF/FMsoundbroadcastsintherange87.5MHzto108.0MHzwhichmaycarryeitherstereophonic(pilot-tonesystem)ormonophonicprogrammes.ThemainobjectivesofRDSaretoenableimprovedfuntionalityforFMreceiversandtomakethemmoreuser-friendlybyusingfeaturessuchasProgrammeIdentification,ProgrammeServicenamedisplayandwhereapplicable,automatictuningforportableandcarradios,inparticular.Therelevantbasictuningandswitchinginformationthereforehastobeimplementedbythetype0group(see3.1.5.1),anditisnotoptionalunlikemanyoftheotherpossiblefeaturesinRDS.
【中国标准分类号】:M61
【国际标准分类号】:33_170
【页数】:136P.;A4
【正文语种】:英语
