EN 60793-1-22-2002 光纤.第1-22部分:测量方法和试验程序.长度测量(IEC60793-1-22:2001);德文版本EN60793-1-22:2002
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来源:标准资料网
【英文标准名称】:Opticalfibres-Part1-22:Measurementmethodsandtestprocedures;Lengthmeasurement(IEC60793-1-22:2001);GermanversionEN60793-1-22:2002
【原文标准名称】:光纤.第1-22部分:测量方法和试验程序.长度测量(IEC60793-1-22:2001);德文版本EN60793-1-22:2002
【标准号】:EN60793-1-22-2002
【标准状态】:现行
【国别】:
【发布日期】:2002-10
【实施或试行日期】:2002-10-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:线性测量;测量技术;长度;电气工程;光纤;规范;相位移;延伸;测量;光波导;总规范;特性;尺寸;玻璃纤维
【英文主题词】:Dimensions;Electricalengineering;Elongation;Fibreoptics;Genericspecification;Glassfibres;Length;Linearmeasurement;Measurement;Measuringtechniques;Opticalwaveguides;Phaseshift;Properties;Specification
【摘要】:
【中国标准分类号】:M33
【国际标准分类号】:33_180_10
【页数】:30P.;A4
【正文语种】:英语
【英文标准名称】:Gas-FiredLowPressureSteamandHotWaterBoilers(sameasCSA4.9)
【原文标准名称】:燃气低压蒸汽锅炉和热水锅炉
【标准号】:ANSIZ21.13-2004
【标准状态】:作废
【国别】:美国
【发布日期】:2004
【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】:热风机;热水锅炉;规范(验收);试验;试验方法;低压锅炉;建筑物服务设施;燃气燃烧;特点;气体加热器;燃气水加热器;水蓄热器;蒸汽锅炉
【英文主题词】:Calorifiers;Features;Gasburning;Gasheaters;Gas-waterheaters;Hot-waterboilers;Low-pressureboiler;Serviceinstallationsinbuildings;Specification(approval);Steamboilers;Storagewaterheaters;Testmethods;Testing
【摘要】:DetailstestandexaminationcriteriaforCategoryI,CategoryII,CategoryIIIandCategoryIVlow-pressuresteamandhotwaterboilersforusewithnatural,manufacturedandmixedgases,liquifiedpetroleumgasesandLPgas-airmixtures.Aboilerisde
【中国标准分类号】:Q82;J98
【国际标准分类号】:91_140_10
【页数】:
【正文语种】:英语
【英文标准名称】:StandardTestMethodforMeasuringGeosynthetic-SoilResilientInterfaceShearStiffness
【原文标准名称】:测量土工合成.土壤弹性界面剪切刚度的标准试验方法
【标准号】:ASTMD7499/D7499M-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:D35.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:geosynthetic;performancetest;pulloutresistance;soil;soil-geosyntheticinterfaceshearstiffness
【摘要】:5.1Thistestmethodisintendedasaperformancetesttoprovidetheuserwithasetofdesignvaluesforthetestconditionsexamined.5.1.1Thetestmethodisapplicabletoallgeosyntheticsandallsoilswhenloadedinacyclicmanner.5.1.2Thistestmethodproducestestdata,whichcanbeusedinthedesignofgeosynthetic-reinforcedpavementstructuresorinapplicationswheregeosyntheticsaresubjectedtocyclicloads.5.1.3Thetestresultsmayalsoprovideinformationrelatedtothein-soilstress-strainresponseofageosyntheticunderconfinedloadingconditions.5.2Informationderivedfromthistestmaybeafunctionofsoilgradation,plasticity,as-placeddryunitweight,moisturecontent,lengthandsurfacecharacteristicsofthegeosyntheticandothertestparameters.Therefore,resultsareexpressedintermsoftheactualtestconditions.Thetestmeasurestheneteffectofacombinationofinterfaceshearmechanisms,whichmayvarydependingontypeofgeosyntheticspecimen,embedmentlength,relativeopeningsize,soiltype,displacementrate,normalstress,andotherfactors.5.3Informationbetweenlaboratoriesonprecisionisincomplete.Incasesofdispute,comparativeteststodetermineifthereisastatisticalbiasbetweenlaboratoriesmaybeadvisable.1.1Thistestmethoddetailshowcyclicloadingisappliedtogeosyntheticsembeddedinsoiltodeterminetheapparentstiffnessofthesoil杇eosyntheticinterface.1.2Resilientinterfaceshearstiffnessdescribestheshearstiffnessbetweenageosyntheticanditssurroundingsoilunderconditionsofsmallcyclicloads.1.3Thistestmethodisintendedtoprovidepropertiesfordesign.Thetestmethodwasdevelopedformechanisticempiricalpavementdesignmethodsrequiringinputoftheresilientinterfaceshearstiffness.Theuseofthisparameterfromthistestmethodforotherapplicationsinvolvingcyclicloadingshouldbeevaluatedonacase-by-casebasis.Itcanalsobeusedtocomparedifferentgeosynthetics,soiltypes,etc.,andtherebybeusedasaresearchanddevelopmenttestprocedure.1.4ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Thisstandardmayinvolvehazardousmaterials,andequipment.
【中国标准分类号】:W59
【国际标准分类号】:59_080_70
【页数】:8P.;A4
【正文语种】:
