BS 3892-1-1997 粉状燃灰.第1部分:拌和硅酸盐水泥用粉状燃料灰规范
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来源:标准资料网
【英文标准名称】:Pulverized-fuelash-Specificationforpulverized-fuelashforusewithPortlandcement
【原文标准名称】:粉状燃灰.第1部分:拌和硅酸盐水泥用粉状燃料灰规范
【标准号】:BS3892-1-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1997-04-15
【实施或试行日期】:1997-04-15
【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】:细度;合格证明书;作标记;认可试验;安全措施;飞灰;膨胀;抗压强度;筛选(大小);凝固;硅酸盐水泥;密度;时间;缺陷与故障;抽样方法;潮气;发电站废物集料;水含量的测定;验收检验;灰分;化学成分;集料;合格
【英文主题词】:Acceptanceinspection;Aggregates;Approvaltesting;Ashes;Certificatesofconformity;Chemicalcomposition;Compressivestrength;Conformity;Defects;Density;Expansion(deformation);Fineness;Flyash;Marking;Moisture;Portlandcement;Powerstationwasteaggregates;Safetymeasures;Samplingmethods;Screening(sizing);Setting;Time;Watercontentdetermination
【摘要】:Specifiescomposition,productionandpropertiesofprocessedash.Describessupportingtestsandgivesaprocedureforequivalenceofmixercombinationstoblendedcements.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_15
【页数】:22P.;A4
【正文语种】:英语
【英文标准名称】:Connectorsforuseind.c.,low-frequencyanalogueanddigitalhighspeeddataapplications-Part7:Cableoutletaccessorieswithassessedquality,includingqualificationandcapabilityapproval-Sectionalspecification
【原文标准名称】:直流低频模拟及数字高速数据应用系统用连接器第7部分:具有质量评定的包括鉴定和能力批准的电缆引出端附件分规范
【标准号】:IEC61076-7-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-06
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC48B
【标准类型】:()
【标准水平】:()
【中文主题词】:模拟信号;数字连接;连接器;质量评定;数字信号;电插头;电子工程;插接件连接;测量技术;数据传送;型式;分类;作标记;电缆;试验;规范(验收);定义;检验;射频连接器;低频工程;直流装置;能力鉴定;分规范;资格鉴定;规范;总规范;气候种类
【英文主题词】:Analoguesignals;Cables;Capabilityapproval;Classification;Climatecategory;Connectoredjoints;Connectors;Datatransfer;Definitions;Digitalconnections;Digitalsignals;Directcurrentinstallations;Electricplugs;Electronicengineering;Genericspecification;Inspection;Low-frequencyengineering;Marking;Measuringtechniques;Qualificationapproval;Qualityassessment;Radiofrequencyconnectors;Sectionalspecification;Specification;Specification(approval);Testing;Types
【摘要】:ThispartofIEC61076establishesuniformspecifications,typetestrequirementsandqualityassessmentproceduresforcableoutletaccessoriesaswellasrulesforthepreparationofdetailspecificationsforcableoutletaccessoriesofassessedqualityforconnectorsforfrequenciesbelow3MHz.Intheeventofconflictbetweenthissectionalspecificationandthedetailspecification,therequirementsofthedetailedspecificationshallprevail.NOTEWhenselectinganapprovedrearaccessoryandconnector,guidanceshallbesoughtfromthemanu-facturerorONStoensurecompatibility.
【中国标准分类号】:L23
【国际标准分类号】:31_220_10
【页数】:37P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforMeasurementofMagneticallyInducedDisplacementForceonMedicalDevicesintheMagneticResonanceEnvironment
【原文标准名称】:测量磁共振环境中医疗设备磁感应位移力的标准试验方法
【标准号】:ASTMF2052-2006e1
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:F04.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:力;磁的;磁学;测量;外科植入物;试验方法
【英文主题词】:medicaldevice;metals(forsurgicalimplantsandmedicaldevices);MRI(magneticresonanceimaging);MRsafety
【摘要】:ThistestmethodisoneofthoserequiredtodetermineifthepresenceofamedicaldevicemaycauseinjurytoindividualsduringanMRexaminationandintheMRenvironment.Othersafetyissueswhichshouldbeaddressedincludebutmaynotbelimitedtomagneticallyinducedtorque(seeTestMethodF2213)andRFheating(seeTestMethodF2182).ThetermsandiconsinPracticeF2503shouldbeusedtomarkthedeviceforsafetyinthemagneticresonanceenvironment.Ifthedevicedeflectslessthan45x00B0;,thenthemagneticallyinduceddeflectionforceislessthantheforceonthedeviceduetogravity(itsweight).Forthiscondition,itisassumedthatanyriskimposedbytheapplicationofthemagneticallyinducedforceisnogreaterthananyriskimposedbynormaldailyactivityintheEarthrsquo;gravitationalfield.Adeflectionoflessthan45x00B0;atthelocationofthemaximumstaticmagneticfieldgradientinoneMRsystemdoesnotprecludeadeflectionexceeding45x00B0;inasystemwithahigherfieldstrengthorlargerstaticfieldgradients.ThistestmethodaloneisnotsufficientfordeterminingifadeviceissafeintheMRenvironment.1.1Thistestmethodcoversthemeasurementofthemagneticallyinduceddisplacementforceproducedbystaticmagneticfieldgradientsonmedicaldevicesandthecomparisonofthatforcetotheweightofthemedicaldevice.1.2Thistestmethoddoesnotaddressotherpossiblesafetyissueswhichincludebutarenotlimitedtoissuesofmagneticallyinducedtorque,RFheating,inducedheating,acousticnoise,interactionamongdevices,andthefunctionalityofthedeviceandtheMRsystem.1.3Thistestmethodisintendedfordevicesthatcanbesuspendedfromastring.Deviceswhichcannotbesuspendedfromastringarenotcoveredbythistestmethod.Theweightofthestringfromwhichthedeviceissuspendedduringthetestmustbelessthan1%oftheweightofthetesteddevice.1.4Thistestmethodshallbecarriedoutinasysteminwhichthedirectionofthemagneticallyinduceddeflectionforceishorizontal.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Valuesinparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatoryrequirementspriortouse.
【中国标准分类号】:C43
【国际标准分类号】:11_040_40
【页数】:6P.;A4
【正文语种】:
