NF T90-020-1984 水的测试.钠和钾含量的测定.原子吸收光谱测定法

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Product Code:SAE AMS7232
Title:Alloy Rivets, Corrosion and Heat Resistant, 74ni 15.5cr 8.0fe (Cancelled Oct 1990)
Issuing Committee:
Scope:【英文标准名称】:Heatmeters-Patternapprovaltests
【原文标准名称】:量热计.模式认可试验
【标准号】:BSEN1434-4-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-05-31
【实施或试行日期】:2007-05-31
【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】:空调系统;认可;循环;稳定性(机械性能);计数器;浸没深度;设计认证;尺寸选定;文献;能量;频率范围;热学;耗热量表;热交换器;传热介质;加热器;加热工程;加热设备;热量测量仪表;仪器;液体;测量;测量不确定度;使用条件;热质量;规格试验;规范(验收);温度;试验程序;测试;测试条件;热的;热环境系统;温度探头;定型测试;类型;容积流量率
【英文主题词】:Air-conditioningsystems;Approval;Circulation;Consistency(mechanicalproperty);Counters;Depthofsubmergence;Designcertifications;Dimensioning;Documentations;Energy;Frequencyranges;Heat;Heatconsumptionmeters;Heatexchangers;Heattransfermedia;Heaters;Heatingengineering;Heatingequipment;Heat-measuringinstruments;Instruments;Liquid;Measurement;Measuringincertainity;Operatingconditions;Quantityofheat;Ratingtests;Specification(approval);Temperature;Testprograms;Testing;Testingconditions;Thermal;Thermalenvironmentsystems;Thermotips;Typetesting;Types;Volumeflowrate
【摘要】:ThisEuropeanStandardspecifiespatternapprovaltestsandappliestoheatmeters,thatistoinstrumentsintendedformeasuringtheheatwhich,inaheat-exchangecircuit,isabsorbed(cooling)orgivenup(heating)byaliquidcalledtheheat-conveyingliquid.Theheatmeterindicatesthequantityofheatinlegalunits.ElectricalsafetyrequirementsarenotcoveredbythisEuropeanStandard.PressuresafetyrequirementsarenotcoveredbythisEuropeanStandard.SurfacemountedtemperaturesensorsarenotcoveredbythisEuropeanStandard.
【中国标准分类号】:N11
【国际标准分类号】:17_200_10
【页数】:50P.;A4
【正文语种】:英语