NF V04-355-2007 奶和奶制品.钙、钠、钾和镁含量的测定.原子吸收光谱测定法
时间:2024-05-22 06:54:19 来源: 标准资料网 作者：标准资料网 阅读：8661
【英文标准名称】:Milkandmilkproducts-Determinationofcalcium,sodium,potassiumandmagnesiumcontents-Atomicabsorptionspectrometricmethod.
【原文标准名称】:奶和奶制品.钙、钠、钾和镁含量的测定.原子吸收光谱测定法
【标准号】:NFV04-355-2007
【标准状态】:现行
【国别】:法国
【发布日期】:2007-11-01
【实施或试行日期】:2007-11-24
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:农产品;原子吸收光谱测定法;原子吸收分光光度测定法;钙;化学分析和测试;乳制品;定义;含量测定;奶粉;火焰光度测定法;镁;牛奶;奶制品;钾;钠;试样制备
【英文主题词】:
【摘要】:
【中国标准分类号】:X16
【国际标准分类号】:67_100_10
【页数】:21P;A4
【正文语种】:其他
【英文标准名称】:Acoustics-Determinationofsoundpowerlevelsandsoundenergylevelsofnoisesourcesusingsoundpressure-Precisionmethodsforreverberationtestrooms
【原文标准名称】:声学.用声压测定噪声源声功率级和声能级.回响试验室中的精密方法
【标准号】:ANSI/ISO3741-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Absorption;Acousticmeasurement;Acoustictesting;Acoustics;Airbornenoiseemitted;Calibration;Clay;Concentration;Definitions;Determination;Earprotectors;Environment;Filters;Frequencies;Handling;Hearingabilitytests;Humidity;Indications;Information;Loudnesslevels;Loudspeakers;Machines;Mathematicalcalculations;Measurement;Measuringenvironment;Measuringinstruments;Measuringrooms;Measuringtechniques;Measuringuncertainty;Microphones;Noise;Noise(environmental);Noisemeasurements;Noisesources;Observation;Operatingconditions;Position;Powerlevels;Precision;Reverberation;Reverberationroommethod;Reverberationrooms;Rooms;Safetyofmachinery;Sound;Soundabsorption;Soundenergy;Soundenergylevels;Soundintensity;Soundlevel;Soundlevels;Soundpower;Soundpressure;Soundsources;Specification(approval);Standarddeviation;Surfaces;Temperature;Testing;Tests;Volume(sound)
【摘要】:ThisNationalStandardspecifiesmethodsfordeterminingthesoundpowerlevelorsoundenergylevelofanoisesourcefromsoundpressurelevelsmeasuredinareverberationtestroom.Measurementandcalculationproceduresaregivenforbothadirectmethodandacomparisonmethodofdeterminingthesoundpowerlevelandthesoundenergylevel.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_01
【页数】:
【正文语种】:英语
Product Code:SAE AMS5506
Title:Steel, Corrosion and Heat Resistant, Sheet, Strip, and Plate, 13Cr (0.30 - 0.40C) (SAE 51420), Annealed
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion and moderate heat resistant steel in the form of sheet, strip, and plate.