求助!下列标准,可以分享一下吗?
EN123500:1992-Specificationforharmonizedsystemofqualityassessmentforelectroniccomponents.Sectionalspecification:flexibleprintedboardswiththroughconnections
EN50121-3-2:2000-Railwayapplications.Electromagneticcompatibility.Rollingstock.Apparatus
EN61249-2-7:2002-Materialsforinterconnectionstructures.Sectionalspecificationsetforreinforcedbasematerials,cladandunclad.EpoxidewovenE-glasslaminatedsheetofdefinedflammability(verticalburningtest),copper-clad
EN123200:1992-Harmonizedsystemofqualityassessmentforelectroniccomponents:Sectionalspecification:Singleanddoublesidedprintedboardswithplatedthroughholes
EN123400:1992-Harmonizedsystemofqualityassessmentforelectroniccomponents.Sectionalspecification:flexibleprintedboardswithoutthroughconnections
EN50121-3-1:2000-Railwayapplications.Electromagneticcompatibility.Rollingstock.Trainandcompletevehicle
EN123300:1992-Specificationforharmonizedsystemofqualityassessmentforelectroniccomponents.Sectionalspecification.Multilayerprintedboards
EN61249-2-10:2003-Materialsforprintedboardsandotherinterconnectingstructures.Reinforcedbasematerialscladandunclad.Cyanateester,brominatedepoxide,modifiedorunmodified,wovenE-glassreinforcedlaminatedsheetsofdefinedflammability(verticalburningtest),copper-clad
EN60249-2-15:1994-Specifications.Flexiblecopper-cladpolyimidefilm,ofdefinedflammability
EN50128:2001-Railwayapplications.Communications,signallingandprocessingsystems.Softwareforrailwaycontrolandprotectionsystems
EN50125-1:1999-Railwayapplications.Environmentalconditionsforequipment.Equipmentonboardrollingstock
先谢谢了! |