【英文标准名称】:Hardcoal-Samplingofslurries
【原文标准名称】:硬煤.泥浆取样
【标准号】:BSISO20904-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-11-30
【实施或试行日期】:2006-11-30
【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】:烟煤;煤;焦炭;矿物燃料;燃料;物资流;取样;抽样方法;泥浆;固体燃料;规范(验收)
【英文主题词】:Bituminouscoal;Coal;Coke;Fossilfuels;Fuels;Hardcoal;Materialstream;Sampling;Samplingmethods;Slurries;Solidfuels;Specification(approval)
【摘要】:ISO20904:2006setsoutthebasicmethodsforsamplingfinecoal,coalrejectsortailingsofnominaltopsize<4mmthatismixedwithwatertoformaslurry.Atveryhighratiosoffinesolidstowaterwhenthematerialassumesasoftplasticform,themixtureiscorrectlytermedapaste.SamplingofpastesisnotcoveredinISO20904:2006.TheproceduresdescribedinISO20904:2006primarilyapplytosamplingofcoalthatistransportedinmovingstreamsasaslurry.Thesestreamscanfallfreelyorbeconfinedinpipes,launders,chutes,spiralsorsimilarchannels.Samplingofslurriesinstationarysituations,suchasasettledorevenawell-stirredslurryinatank,holdingvesselordam,isnotrecommendedandisnotcoveredinISO20904:2006.ISO20904:2006describesproceduresthataredesignedtoprovidesamplesrepresentativeoftheslurrysolidsandparticlesizedistributionoftheslurryunderexamination.Afterdrainingtheslurrysampleoffluidandmeasuringthefluidvolume,dampsamplesofthecontainedsolidsintheslurryareavailablefordrying(ifrequired)andmeasurementofoneormorecharacteristicsinanunbiasedmannerandwithaknowndegreeofprecision.Thecharacteristicsaremeasuredbychemicalanalysisorphysicaltestingorboth.Thesamplingmethodsdescribedareapplicabletoslurriesthatrequireinspectiontoverifycompliancewithproductspecifications,determinationofthevalueofacharacteristicasabasisforsettlementbetweentradingpartnersorestimationofasetofaveragecharacteristicsandvariancesthatdescribesasystemorprocedure.
【中国标准分类号】:D21
【国际标准分类号】:73_040
【页数】:46P;A4
【正文语种】:英语


【英文标准名称】:Humanexposuretoradiofrequencyfieldsfromhand-heldandbody-mountedwirelesscommunicationdevices-Humanmodels,instrumentation,andprocedures-Part1:Proceduretodeterminethespecificabsorptionrate(SAR)forhand-helddevicesusedinclose
【原文标准名称】:人暴露于手持和车载无线通信设备产生的射频场.人体模型、仪器使用和规程.第1部分:紧贴耳朵使用的手持设备(频率范围300MHz～3GHz)的吸收率(SAR)测定规程
【标准号】:EN62209-1-2006
【标准状态】:现行
【国别】:
【发布日期】:2007-03
【实施或试行日期】:2007-03-01
【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】:吸收;无线的;定义;剂量;虚拟的;电磁兼容性;电磁辐射;曝光;频率范围;头;高频;人体;实验室试验;极限(数学);磁场;测量;测量不确定度;测量技术;移动无线电通信系统;探头;辐射作用;辐射计量;无线电设备;无线电话;电信;远程通信;通信;试验证明书;试验频率;试验报告;试样
【英文主题词】:Absorption;Cordless;Definition;Definitions;Dose;Dummies;Electromagneticcompatibility;Electromagneticradiation;Exposure;Frequencyranges;Head(anatomy);Highfrequencies;Humanbody;Laboratorytesting;Limits(mathematics);Magneticfields;Measurement;Measuringincertainity;Measuringtechniques;Mobileradiosystems;Probe;Radiationaction;Radiationdose;Radioequipment;Radiotelephones;Telecommunication;Testcertificates;Testfrequency;Testreport;Testspecimens
【摘要】:
【中国标准分类号】:M37;L06
【国际标准分类号】:33_050_10;33_070_01
【页数】:114P.;A4
【正文语种】:英语