ANSI T1.410-1992 电信.载体与用户间的金属接口.64kbt/s亚速率的数字数据(ECSA)
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【英文标准名称】:SeeATIST1.410
【原文标准名称】:电信.载体与用户间的金属接口.64kbt/s亚速率的数字数据(ECSA)
【标准号】:ANSIT1.410-1992
【标准状态】:作废
【国别】:美国
【发布日期】:1992-01-01
【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】:数据传送;接口;电信
【英文主题词】:interfaces(dataprocessing);telecommunication;datatransfer
【摘要】:
【中国标准分类号】:M14
【国际标准分类号】:35_200
【页数】:40P.;A4
【正文语种】:英语
【英文标准名称】:CuttingTools-BlanksforCarbideTools
【原文标准名称】:切削工具.硬质合金圆头锉坯料
【标准号】:ANSIB212.16-2000
【标准状态】:现行
【国别】:美国
【发布日期】:2000-01-01
【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】:CCPA(ASCB212)
【标准类型】:()
【标准水平】:()
【中文主题词】:坯件;;硬质合金刀具;切削工具;定义;定义;名称与符号;尺寸;硬质合金;工具;工具
【英文主题词】:Blanks;Carbideinserts;Carbidetools;Cuttingtools;Definition;Definitions;Designations;Dimensions;Hardmetals;Tools
【摘要】:Coversdimensionalspecificationsanddesignationsforstnardblanksforcarbideburrs.
【中国标准分类号】:J52
【国际标准分类号】:25_100_99
【页数】:
【正文语种】:英语
【英文标准名称】:StandardTestMethodforPhotoelasticDeterminationofResidualStressinaTransparentGlassMatrixUsingaPolarizingMicroscopeandOpticalRetardationCompensationProcedures
【原文标准名称】:用偏光显微镜和光学延迟补偿方法在透明玻璃基质中测定光弹性残余应力的标准试验方法
【标准号】:ASTMC978-2004(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:C14.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Glassenamelapplications;Graduatedquartzwedgeopticalretardationprocedure;Ionexchangematerials/applications;Lightexposure;Retardation;Matrixdata/programs;Microscopicexamination;Opticalmaterials/properties/tests;Opticalretardation;Phot
【摘要】:Thequalityandperformanceofanarticleofglasswaremaybeaffectednotonlybythepresenceofresidualstressesduetoheattreatmentabovethestrainpointintheware,butalsobyadditionalresidualstressescausedbydifferencesinthermalexpansionbetweentheglasssubstrate,andeithercord,fired-onvitreousenamel,orACLdecoration.Theeffectsofthoseadditionalresidualcord,enamel,orACLstressesandtheresultingperformanceofsuchitemsmaybeevaluatedbyperformancetestprocedures.SuchevaluationsofenamelorACLstressesmayalsobeaccomplishedthroughthedeterminationofappropriatephysicalpropertiesofthedecorationandmatrixglass,orbyanalyticalmethods.Thistestmethodoffersadirectandconvenientmeansofdeterminingthemagnitudesandspatialdistributionsofresidualstresssystemsinglasssubstrates.Thetestmethodissimple,convenient,andquantitativelyaccurate.ThistestmethodisusefulinevaluatingthedegreeofcompatibilitybetweenthecoefficientofthermalexpansionofanenamelorACLappliedtoaglasssubstrate.1.1Thistestmethodcoversthedeterminationofresidualstressesinatransparentglassmatrixbymeansofapolarizingmicroscopeusingnullorretardationcompensationprocedures.1.2Suchresidualstressdeterminationsareofimportanceinevaluatingthenatureanddegreeofresidualstressespresentinglassmatrixesduetocord,orthedegreeoffit,orsuitabilityofaparticularcombinationofglassmatrixandenamel,orappliedcolorlabel(ACL).1.3TheretardationcompensationmethodofopticallydeterminingandevaluatingenamelorACLresidualstresssystemsoffersdistinctadvantagesovermethodsrequiringphysicalpropertymeasurementsorwareperformancetestsduetoitssimplicity,reproducibility,andprecision.1.4Limitations8212;Thistestmethodisbasedonthestress-opticalretardationcompensationprinciple,andisthereforeapplicableonlytotransparentglasssubstrates,andnottoopaqueglasssystems.1.5Duetothepossibilityofadditionalresidualstressesproducedbyionexchangebetweenglassesofdifferentcompositions,someuncertaintymaybeintroducedinthevalueofthestressopticalcoefficientinthepointofinterestduetoalackofaccurateknowledgeofchemicalcompositionintheareasofinterest.1.6Thistestmethodisquantitativelyapplicabletoandvalidonlyforthoseapplicationswheresuchsignificantionexchangeisnotafactor,andstressopticalcoefficientsareknownordeterminable.1.7Theextentoftheionexchangeprocess,andhencethemagnitudesoftheresidualstressesproducedduetoionexchangewilldependontheexchangeprocessparameters.Theresidualstressdeterminationsmadeonsystemsinwhichionexchangehasoccurredshouldbeinterpretedwiththosedependenciesinmind.1.8ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.9Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q30
【国际标准分类号】:81_040_10
【页数】:9P.;A4
【正文语种】:英语
