DIN 25603-3-2001 有轨机动车部件名称.底盘.第3部分:地铁车辆底盘
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【英文标准名称】:Termsforrailwayvehicleparts-Underframe-Part3:Underframeformetro
【原文标准名称】:有轨机动车部件名称.底盘.第3部分:地铁车辆底盘
【标准号】:DIN25603-3-2001
【标准状态】:作废
【国别】:德国
【发布日期】:2001-07
【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】:设计;组件;短途交通;铁道车辆;铁路车辆零部件;多语种的;定义;定义;铁路设施;元部件;车辆结构;底架;地下铁道车辆;铁路;术语;术语
【英文主题词】:railwayapplications;short-distancetraffic;railwayvehiclecomponents;terminology;railwayvehicles;multilingual;terms;constructionofvehicles;underframes;design;undergroundrailwayvehicles;railways;definitions;definition;components
【摘要】:Thedocumentappliestounderframesforundergroundrailwayvehiclesanddefinesthecorrespondingterms.
【中国标准分类号】:S34
【国际标准分类号】:45_060_20;01_040_45
【页数】:4P.;A4
【正文语种】:德语
【英文标准名称】:StandardPracticeforPreparationofPressedPowderWhiteReflectanceFactorTransferStandardsforHemisphericalandBi-DirectionalGeometries
【原文标准名称】:半球状和二维几何形状压制粉末白色反射系数转换标准的准备用标准实施规范
【标准号】:ASTME259-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:E12.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:验收检验;覆层;材料;光学;涂料;纸;准备;工艺;参考材料;反射;试验
【英文主题词】:bi-directionalopticalmeasuringsystem;hemisphericalopticalmeasuringsystem;integratingsphere;materialstandards;reflectanceandreflectivity;transferstandards
【摘要】:Allcommercialreflectometersmeasurerelativereflectance.Theinstrumentreadingisthereflectancefactor,theratioofthelightreflectedbyareferencespecimentothatreflectedbyatestspecimen.Thatratioisdependentonspecificinstrumentparameters.Nationalstandardizinglaboratoriesandsomeresearchlaboratoriesmeasurereflectanceoninstrumentscalibratedfrombasicprinciples,therebyestablishingascaleofabsolutereflectanceasdescribedinCIEPublicationNo.44(2).Thesemeasurementsaresufficientlydifficultthattheyareusuallylefttolaboratoriesthatspecializeinthem.Astandardthathasbeenmeasuredonanabsolutescalecouldbeusedtotransferthatscaletoareflectometer.Whilesuchproceduresexist,theconstraintsplacedonthemechanicalpropertiesrestrictthesuitabilityofsomeopticalproperties,especiallythosepropertiesrelatedtothegeometricdistributionofthereflectedlight.Thus,reflectancefactorstandardswhicharesufficientlyruggedandabletobecleaned,departconsiderablyfromtheperfectdiffuserinthegeometricdistributionofreflectedradiance.Thegeometricdistributionofreflectedradiancefromapressedpowderplaqueissufficientlydiffusetoprovideadependablecalibrationofadirectional-hemisphericalreflectometer.Althoughpressedpowderstandardsaresubjecttocontaminationandbreakage,thedirectional-hemisphericalreflectancefactorofpressedpowderstandardscanbesufficientlyreproduciblefromspecimentospecimenmadefromagivenlotofpowder,soastoallowonetoassignabsolutereflectancefactorvaluestoallthepowderinalot.Thispracticedescribeshowtopreparewhitereflectancefactorstandardsfromapowderinamannerthatallowsastandardizinglaboratorytoassigntheabsolutescaleofreflectancetotheplaque.1.1Thispracticecoversproceduresforpreparingpressedpowdertransferstandards.Thesestandardscanbeusedinthenear-ultraviolet,visibleandnear-infraredregionoftheelectromagneticspectrum.ProceduresforcalibratingthereflectancefactorofmaterialsonanabsolutebasisarecontainedinCIEPublicationNo.44().Pressedpowderstandardsareusedastransferstandardsforsuchcalibrationsbecausetheyhaveahighreflectancefactorthatisnearlyconstantwithwavelength,andbecausethegeometricdistributionofreflectedfluxresemblesthatfromtheperfectreflectingdiffuser.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A26
【国际标准分类号】:17_180_20
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:StandardTestMethodforDielectricBreakdownVoltageofInsulatingLiquidsUsingDiskElectrodes
【原文标准名称】:用圆盘电极测定电绝缘液体介电击穿电压的标准试验方法
【标准号】:ASTMD877-2000
【标准状态】:作废
【国别】:美国
【发布日期】:2000
【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】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;绝缘液体
【英文主题词】:insulatingliquids;testing
【摘要】:
【中国标准分类号】:K15
【国际标准分类号】:29_040_10
【页数】:6P;A4
【正文语种】:英语
