NF C30-202/A1-1990 C30-202-87的补充1

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【英文标准名称】:Explosiveatmospheres-Part29-1:Gasdetectors-Performancerequirementsofdetectorsforflammablegases;Interpretationsheet1
【原文标准名称】:爆炸性环境.第29-1部分:气体探测器.易燃气体探测器的性能要求.说明表单1
【标准号】:IEC60079-29-1InterpretationSheet1-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-07
【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/TC31
【标准类型】:()
【标准水平】:()
【中文主题词】:燃烧气体;浓缩;团料;检波器(回路);电气设备;电气工程;防爆装置;爆炸安全;爆炸性环境;防火安全性;可燃性环境;易燃材料;气体浓度;气体混合物;极限(数学);测量;参数;工作性能;潜在爆炸物;性能;安全性工程;规范(验收);火焰表面传播;试验设备;试验;蒸气压力;蒸气
【英文主题词】:Burninggases;Concentration;Conglomerates;Detectors(circuits);Electricalappliances;Electricalengineering;Explosionprotection;Explosionsecurity;Explosiveatmospheres;Firesafety;Flammableatmospheres;Flammablematerials;Gasconcentrations;Gasmixtures;Limits(mathematics);Measurement;Parameters;Performanceinservice;Potentiallyexplosivematerials;Properties;Safetyengineering;Specification(approval);Surfacespreadofflame;Testequipment;Testing;Vapourpressure;Vapours
【摘要】:
【中国标准分类号】:C81
【国际标准分类号】:29_260_20
【页数】:2P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforVegetableMatterandOtherAlkali-InsolubleImpuritiesinScouredWool
【原文标准名称】:洗净羊毛中植物性物质和其它碱性不溶杂质的标准试验方法
【标准号】:ASTMD1113-1990a(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1990
【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】:D13.13
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:alkalisolubility;impurity;vegetablematter;wool;Alkali-insolublemattercontent;Alkalisolubility;Alpaca;Camel'shair;Fiberanalysis--textiles;Goathair;Impurities--textilefabrics/fibers;Scouredwool;Vegetablemattercontent;Woolandw
【摘要】:TestMethodD1113isconsideredsatisfactoryforacceptancetestingofcommercialshipments,andtheprocedurehasbeenusedextensivelyinthetradeforthispurpose,particularlyinconnectionwiththedeterminationofcleanwoolfiberpresentbyTestMethodD584.TheprocedureinTestMethodD1113isusedbytheU.S.CustomsServiceforthedeterminationofthevegetablematterinimportationsofrawwoolonwhichtheallowanceforlossofwoolduringcommercialcleaningisbasedinpart.IncaseofadisputearisingfromdifferencesinreportedtestresultswhenusingTestMethodD1113foracceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandthatarefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingStudentst-testforunpaireddataandanacceptableprobabilitylevelchosenbythetwopartiesbeforethetestingisbegun.Ifabiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandthesuppliermustagreetointerpretfuturetestresultsinlightoftheknownbias.1.1Thistestmethodcoversthedeterminationofthecontentofoven-dried,ash-free,alcoholextractive-freevegetablematterandotheralkali-insolubleimpuritiespresentinscouredwool.Itisalsoapplicabletox201C;relatedfibersx201D;suchasthehairfromthegoat,camel,alpaca,andotheranimals.Note18212;ThedeterminationofcleanwoolfiberpresentonalaboratoryscaleiscoveredinTestMethodD584,thedeterminationofcleanwoolfiberpresentonacommercialscaleiscoveredinTestMethodD1334,andthecalculationofcommercialweightandyieldofvariouscommercialcompositions(formerlycoveredinAppendixtoTestMethodD584)iscoveredinPracticeD2720.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificsafetyhazardstatements,seeSection8.
【中国标准分类号】:W20
【国际标准分类号】:59_060_10
【页数】:5P.;A4
【正文语种】:英语