NF E88-031/IN1-2010 机械安全性.管道成型和滚轧机及其精整线设备的安全性要求
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【英文标准名称】:Safetyofmachinery-Safetyrequirementsfortubeformingandrollingmillsandtheirfinishinglineequipment.
【原文标准名称】:机械安全性.管道成型和滚轧机及其精整线设备的安全性要求
【标准号】:NFE88-031/IN1-2010
【标准状态】:现行
【国别】:法国
【发布日期】:2010-06-01
【实施或试行日期】:
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:J62;J09
【国际标准分类号】:77_180
【页数】:30P;A4
【正文语种】:其他
【英文标准名称】:Specificationforradiodisturbanceandimmunitymeasuringapparatusandmethods-Part2-2:methodsofmeasurementofdisturbancesandimmunity-Measurementofdisturbancepower.
【原文标准名称】:无线电干扰和抗扰测量设备和方法的规范.第2-2部分:干扰和抗扰的测量方法.干扰功率测量
【标准号】:NFC91-016-2-2/A1-2005
【标准状态】:现行
【国别】:法国
【发布日期】:2005-05-01
【实施或试行日期】:2005-05-20
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:排放测量;噪声功率;干扰辐射;射频信号;高频测量;性能;高频;无线电干扰;接收机;电磁试验;电气工程;测量;影响量;干扰抑制;电磁兼容性;无线电接收机测量;定义;辐射测量;测量技术
【英文主题词】:Definition;Definitions;Electricalengineering;Electromagneticcompatibility;Electromagnetictests;EMC;Emissionmeasurement;Highfrequencies;High-frequencymeasurement;Influencequantities;Interferencerejections;Interferingemissions;Measurement;Measuringtechniques;Noisepower;Performance;Radiationmeasurement;Radiodisturbances;Radioreceivermeasurement;Radio-frequencysignals;Receivers
【摘要】:
【中国标准分类号】:L06
【国际标准分类号】:17_220_20;33_100_10;33_100_20
【页数】:15P.;A4
【正文语种】:其他
【英文标准名称】:StandardTestMethodforReboundNumberofHardenedConcrete
【原文标准名称】:硬化混凝土的回弹指数的标准试验方法
【标准号】:ASTMC805-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:C09.64
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:混凝土;施工材料;试验
【英文主题词】:concrete;in-placestrength;nondestructivetesting;reboundhammer;reboundnumber;
【摘要】:Thistestmethodisapplicabletoassessthein-placeuniformityofconcrete,todelineateregionsinastructureofpoorqualityordeterioratedconcrete,andtoestimatein-placestrengthdevelopment.Tousethistestmethodtoestimatestrengthrequiresestablishingarelationshipbetweenstrengthandreboundnumber.Therelationshipshallbeestablishedforagivenconcretemixtureandgivenapparatus.Therelationshipshallbeestablishedovertherangeofconcretestrengththatisofinterest.Toestimatestrengthduringconstruction,establishtherelationshipbyperformingreboundnumbertestsonmoldedspecimensandmeasuringthestrengthofthesameorcompanionmoldedspecimens.Toestimatestrengthinanexistingstructure,establishtherelationshipbycorrelatingreboundnumbersmeasuredonthestructurewiththestrengthsofcorestakenfromcorrespondinglocations.SeeACI228.1R4foradditionalinformationondevelopingtherelationshipandonusingtherelationshiptoestimatein-placestrength.Foragivenconcretemixture,thereboundnumberisaffectedbyfactorssuchasmoisturecontentofthetestsurface,themethodusedtoobtainthetestsurface(typeofformmaterialortypeoffinishing),andthedepthofcarbonation.Thesefactorsneedtobeconsideredinpreparingthestrengthrelationshipandinterpretingtestresults.Differenthammersofthesamenominaldesignmaygivereboundnumbersdifferingfrom1to3units.Therefore,testsshouldbemadewiththesamehammerinordertocompareresults.Ifmorethanonehammeristobeused,performtestsonarangeoftypicalconcretesurfacessoastodeterminethemagnitudeofthedifferencestobeexpected.Thistestmethodisnotintendedasthebasisforacceptanceorrejectionofconcretebecauseoftheinherentuncertaintyintheestimatedstrength.1.1Thistestmethodcoversthedeterminationofareboundnumberofhardenedconcreteusingaspring-drivensteelhammer.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:3P.;A4
【正文语种】:
