DIN EN 4604-009-2010 航空航天系列.信号传输用电缆.第009部分:单位为千瓦特180℃50ohms的同轴轻型电缆(WN轻型).产品标准.德文和英文版本EN4604-009-2009
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【英文标准名称】:Aerospaceseries-Cable,electrical,forsignaltransmission-Part009:Cable,coaxial,lightweight,50ohms,180°C,typeKW(lightWN)-Productstandard;GermanandEnglishversionEN4604-009:2009
【原文标准名称】:航空航天系列.信号传输用电缆.第009部分:单位为千瓦特180℃50ohms的同轴轻型电缆(WN轻型).产品标准.德文和英文版本EN4604-009-2009
【标准号】:DINEN4604-009-2010
【标准状态】:作废
【国别】:德国
【发布日期】:2010-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:航空航天运输;航空运输;电缆;同轴电缆;数据传输线;定义;名称与符号;尺寸规格;电缆线;电线;电气装置;电性能;识别;作标记;材料;产品标准;性能;质量保证;信号传输;航天运输;规范(验收);测试;公差(测量);传输
【英文主题词】:Aerospacetransport;Airtransport;Cables;Coaxialcables;Dataline;Definitions;Designations;Dimensions;Electriccables;Electricalcords;Electricalinstallations;Electricalproperties;Identification;Marking;Materials;Productstandards;Properties;Qualityassurance;Signaltransmission;Spacetransport;Specification(approval);Testing;Tolerances(measurement);Transmission
【摘要】:
【中国标准分类号】:V25
【国际标准分类号】:49_060
【页数】:26P;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforObtainingandTestingDrilledCoresandSawedBeamsofConcrete
【原文标准名称】:混凝土钻芯样和截梁样获取和测试的标准试验方法
【标准号】:ASTMC42/C42M-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】:美国材料与试验协会(US-ASTM)
【起草单位】:C09.61
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:compressivestrength;concretecoring;concretesawing;concretestrength;flexuralstrength;splittingtensilestrength;Tensileproperties/testing--concrete;Changeinlength;Compressiontesting--cement/concrete;Concretecores;Concretetestspeci
【摘要】:Thistestmethodprovidesstandardizedproceduresforobtainingandtestingspecimenstodeterminethecompressive,splittingtensile,andflexuralstrengthofin-placeconcrete.Generally,testspecimensareobtainedwhendoubtexistsaboutthein-placeconcretequalitydueeithertolowstrengthtestresultsduringconstructionorsignsofdistressinthestructure.Anotheruseofthismethodistoprovidestrengthinformationonolderstructures.Concretestrengthisaffectedbythelocationoftheconcreteinastructuralelement,withtheconcreteatthebottomtendingtobestrongerthantheconcreteatthetop.Corestrengthisalsoaffectedbycoreorientationrelativetothehorizontalplaneoftheconcreteasplaced,withstrengthtendingtobelowerwhenmeasuredparalleltothehorizontalplane.Thesefactorsshallbeconsideredinplanningthelocationsforobtainingconcretesamplesandincomparingstrengthtestresults.Thestrengthofconcretemeasuredbytestsofcoresisaffectedbytheamountanddistributionofmoistureinthespecimenatthetimeoftest.Thereisnostandardproceduretoconditionaspecimenthatwillensurethat,atthetimeoftest,itwillbeintheidenticalmoistureconditionasconcreteinthestructure.Themoistureconditioningproceduresinthistestmethodareintendedtoprovidereproduciblemoistureconditionsthatminimizewithin-laboratoryandbetween-laboratoryvariationsandtoreducetheeffectsofmoistureintroducedduringspecimenpreparation.Thereisnouniversalrelationshipbetweenthecompressivestrengthofacoreandthecorrespondingcompressivestrengthofstandard-curedmoldedcylinders.Therelationshipisaffectedbymanyfactorssuchasthestrengthleveloftheconcrete,thein-placetemperatureandmoisturehistory,andthestrengthgaincharacteristicsoftheconcrete.Historically,ithasbeenassumedthatcorestrengthsaregenerally85%ofthecorrespondingstandard-curedcylinderstrengths,butthisisnotapplicabletoallsituations.Theacceptancecriteriaforcorestrengtharetobeestablishedbythespecifierofthetests.ACI318providescorestrengthacceptancecriteriafornewconstruction.1.1Thistestmethodcoversobtaining,preparing,andtestingcoresdrilledfromconcreteforlengthorcompressivestrengthorsplittingtensilestrengthdeterminations.Note18212;AppendixX1providesrecommendationsforobtainingandtestingsawedbeamsforflexuralperformance.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thetextofthisstandardreferencesnotesandfootnotesthatprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.1.4Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q14
【国际标准分类号】:91_100_30
【页数】:6P.;A4
【正文语种】:英语
【英文标准名称】:TestMethodforTraceMetalsinGasTurbineFuelsbyAtomicAbsorptionandFlameEmissionSpectroscopy(05.02)
【原文标准名称】:用原子吸收和喷焰光谱法测定燃气涡轮机燃料中痕量金属的试验方法(05.02)
【标准号】:ANSI/ASTMD3605-1991
【标准状态】:作废
【国别】:美国
【发布日期】:1991
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:机动车燃料;石油产品;试验;含量测定
【英文主题词】:automotivefuels;determinationofcontent;testing;petroleumproducts
【摘要】:
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:
【正文语种】:英语