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NY/T 797-2004 硅肥

作者:标准资料网 时间:2024-05-17 18:41:32  浏览:8407   来源:标准资料网
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基本信息
标准名称:硅肥
英文名称:Silicate fertilizer
中标分类: 农业、林业 >> 土壤与肥料 >> 土壤、肥料综合
ICS分类: 农业 >> 肥料
发布部门:中华人民共和国农业部
发布日期:2004-04-16
实施日期:2004-06-01
首发日期:
作废日期:
主管部门:中华人民共和国农业部
提出单位:中华人民共和国农业部
起草单位:中国农业科学院土壤肥料研究所、农业部肥料质量监督检测中心(长沙)等
起草人:李春花、周卫、范红黎等
出版社:中国农业出版社
出版日期:2004-06-01
页数:7页
适用范围

本标准规定了硅肥的技术要求、试验方法、检验规则以及标识、包装、运输和贮存。
本标准适用于以炼铁炉渣、黄磷炉渣、海矿石、赤泥等为主要原料,以有效硅(SIO2)为主要标明量的各种肥料。

前言

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引用标准

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所属分类: 农业 林业 土壤与肥料 土壤 肥料综合 农业 肥料
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【英文标准名称】:Acoustics-Noiseemittedbymachineryandequipment-Measurementofemissionsoundpressurelevelsataworkstationandatotherspecifiedpositions-Methodrequiringenvironmentalcorrections
【原文标准名称】:声学.机械装置及设备发出的噪声.工作地点和其它试验场所声压级的测量.测试要求环境条件的改变
【标准号】:BSENISO11204-1996
【标准状态】:作废
【国别】:英国
【发布日期】:1996-11-15
【实施或试行日期】:1996-11-15
【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】:数学计算;试验设备;准确度;再现性;测量特征;自然工作条件;试验条件;传声器;噪声;现场试验;声学测量;误差修正;操作工位;等级(质量);噪声(环境的);声学;声强
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Airbornenoise;Anatomicalconfigurations;Control;Corrrections;Definitions;Emission;Emissionmeasurement;Environment;Ergonomics;Errorcorrection;Externalnoise;Fixings;Frequencies;Head(anatomy);Installations;Instruments;Machinenoise;Machines;Measurement;Measurementconditions;Measurementduration;Measuringenvironment;Measuringincertainity;Measuringinstruments;Measuringtechniques;Methods;Microphones;Noise;Noiseemissions;Noise(environmental);Noisemeasurements;Operatingstations;Operation;Operators;Persons;Position;Radiation;Seats;Sitting;Soundintensity;Soundlevels;Soundpressure;Soundpressurelevel;Soundpropagation;Status;Tests;Workingplaces
【摘要】:1GeneralThisInternationalStandardspecifiesamethodformeasuringtheemissionsoundpressurelevelsofmachineryandequipment,ataworkstationandatotherspecifiedpositionsnearby,inanyenvironmentwhichmeetscertainqualificationrequirements.EmissionsoundpressurelevelsaremeasuredasA-weightedand,ifrequired,C-weightedpeak,andinfrequencybands.NOTE1ThecontentsofthisandrelatedInternationalStandardsaresummarizedintable1ofISO11200:1995.Amethodisgivenfordeterminingalocalenviron-mentalcorrection(theacceptablemaximumvalueofwhichisspecified)tobeappliedtothemeasuredsoundpressurelevelstoexcludetheeffectsofre-flectionsfromreflectingsurfacesotherthantheplaneonwhichthemachineryorequipmentisplaced.Thiscorrectionisbaseduponthemeansoundpressurelevelonameasurementsurface,thesoundpressurelevelmeasuredataspecifiedposition,andeitheranenvironmentalindicatorortheequivalentabsorptionareaofthetestroom.Thegradeofaccuracyofthemeasurements(engineeringorsurvey)dependsuponthevauleofthelocalenvironmentalcorrection.Aworkstationisoccupiedbyanoperator.Itmaybelocatedinopenspaceintheroomwherethesourceoperates,orinacabfixedtothesource,orinanen-closureremotefromthesource.Oneormorespeci-fiedpositionsmaybelocatedinthevicinityofanattendedorunattendedmachine.Suchpositionsaresometimesreferredtoasbystanderpositions.ThisInternationalStandardspecifiesrequirementsonthetestenvironment.Instructionsaregivenfortheinstallationandoperationofthemachineundertestandforthechoiceofmicrophonepositionsfortheworkstationandforotherspecifiedpositions.Thepurposeofthemeasurementsistopermitcompar-isonoftheperformanceofdifferentunitsofagivenfamilyofmachineryorequipment,underdefineden-vironmentalconditionsandstandardizedmountingandoperatingconditions.Thedataobtainedmayalsobeusedforthedeclarationandverificationofemis-sionsoundpressurelevelsasspecifiedinISO4871.NOTE2Atanygivenpositioninrelationtoaparticularmachine,andforgivenmountingandoperatingconditions,theemissionsoundpressurelevelsdeterminedbythemethodofthisInternationalStandardwillingeneralbelowerthanthedirectlymeasuredsoundpressurelevelsforthesamemachineinthetypicalworkroomwhereitisused.Thisisduetoreverberationandthecontributionsofothermachines.Amethodofcalculatingthesoundpressurelev-elsinthevicinityofamachineoperatingaloneinaworkroomisgiveninISO11690-3.Commonlyobserveddifferencesare1dBto5dB,butinextremecasesthedif-ferencemaybeevengreater.2TypesofnoiseandnoisesourcesThemethodspecifiedinthisInternationalStandardisapplicabletoalltypesofmachinery,bothmovingandstationary,forindoororoutdooruse.Themethodisapplicabletomachinesofallsizes,andtoalltypesofnoiseasdefinedinISO2204andISO12001.3TestenvironmentThemethodisapplicabletoanindoororoutdooren-vironmentwithoneormorereflectingplanespresent,meetingspecifiedrequirements.4SpecifiedpositionsThisInternationalStandardisapplicabletoworkstationsandotherspecifiedpositionswhereemissionsoundpressurelevelsaretobemeasured.Examplesofappropriatepositionswheremeasure-mentsmaybemadeincludethefollowing:a)workstationlocatedinthevicinityofthemachineundertest;thisisthecaseformanyindustrialmachinesanddomesticappliances;b)workstationwithinacabwhichisanintegralpartofthemachineundertest;thisisthecaseformanyindustrialtrucksandearth-movingma-chines;c)workstationwithinapartialortotalenclosure(orbehindascreen)suppliedbythemanufacturerasanintegralpartofthemachineryorequipment;d)workstationpartially
【中国标准分类号】:Z32
【国际标准分类号】:17_140_20
【页数】:26P.;A4
【正文语种】:英语


【英文标准名称】:Safetyofmachinery-Ergonomicsrequirementsforthedesignofdisplaysandcontrolactuators-Displays
【原文标准名称】:机械设备安全.显示器和控制制动器的设计用人类工效学要求.显示器
【标准号】:BSEN894-2-1997+A1-2008
【标准状态】:现行
【国别】:英国
【发布日期】:1997-07-15
【实施或试行日期】:1997-07-15
【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】:声学的;声信号;声学;控制;控制装置;定义;耐久性;设计;数字;显示器;显示;显示装置(计算机);人类工效学;视野;分组;水平的;工具;指示装置构件;指示装置;指示;机械;机器;职业安全;办公室设备;操作元件;光学的;光学字符;光学;定位;配置;位置控制;警告;危险管理;安全;安全工程;机械安全;安全要求;刻度;标度;信号装置;信号;规范(验收);符号;触摸;用户;可视显示器;直观显示单元;直观显示装置;可视信号;工作地点
【英文主题词】:Acoustic;Acousticsignals;Acoustics;Control;Controldevices;Definitions;Design;Digits;Display;Displaydevices(computers);Ergonomics;Fieldofvision;Grouping;Horizontal;Implements;Indicatingdevicecomponents;Indicatingdevices;Indications;Machines;Occupationalsafety;Officeequipment;Operatingelements;Optical;Opticalcharacters;Optics;Positioning;Safety;Safetyengineering;Safetyofmachinery;Safetyrequirements;Scales;Signaldevices;Signals;Specification(approval);Symbols;Tactile;Users;Visualdisplayunits;Visualsignals;Workingplaces
【摘要】:
【中国标准分类号】:A25
【国际标准分类号】:13_110;13_180
【页数】:26P;A4
【正文语种】:英语



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