ANSI/INCITS/ISO/IEC 9541-3-1994 信息技术.字型信息交换.第3部分:字形形状的表示

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【英文标准名称】:InformationTechnology-FontInformationInterchange-Part3:GlyphShapeRepresentation
【原文标准名称】:信息技术.字型信息交换.第3部分:字形形状的表示
【标准号】:ANSI/INCITS/ISO/IEC9541-3-1994
【标准状态】:现行
【国别】:美国
【发布日期】:1994
【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】:电信;字形;数据通信;信息交换
【英文主题词】:Alphanumericcharactersets;Charactersets;Charactersubsets;Datacommunication;Dataprocessing;Glyphs;Informationexchange;Informationinterchange;Informationtechnology;Representationofcharacters;Shape;Telecommunications
【摘要】:ISO/IEC9541asawholespecifiesthearchitectureoffontresources,aswellastheformatsforfontinterchangeamongstinformationprocessingsystems.Italsospecifiesthearchitectureandformatsthatcanbeusedtoconstructfontreferencesingeneralelectronicdocumentinterchange.ThispartofISO/IEC9541specifiesthearchitectureandinterchangeformatsofglyphsshaperepresentations.
【中国标准分类号】:L71
【国际标准分类号】:35_040;35_240_20
【页数】:
【正文语种】:英语

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【英文标准名称】:StandardTestMethodforThermalConductivityofRefractories
【原文标准名称】:耐火材料导热性的标准试验方法
【标准号】:ASTMC201-1993(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1993
【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】:C08.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:calorimeter;refractories;thermalconductivity;Refractories(general);Thermalanalysis(TA)--refractories
【摘要】:Thethermalconductivityofrefractoriesisapropertyrequiredforselectingtheirthermaltransmissioncharacteristics.Usersselectrefractoriestoprovidespecifiedconditionsofheatlossandcoldfacetemperature,withoutexceedingthetemperaturelimitationoftherefractory.Thistestmethodestablishesthetestingforthermalconductivityofrefractoriesusingthecalorimeter.Thisprocedurerequiresalargethermalgradientandsteadystateconditions.Theresultsarebaseduponameantemperature.Thedatafromthistestmethodaresuitableforspecificationacceptance,anddesignofmulti-layerrefractoryconstruction.Theuseofthesedatarequiresconsiderationoftheactualapplicationenvironmentandconditions.1.1Thistestmethodcoversthedeterminationofthecomparativethermalconductivityofrefractoriesunderstandardizedconditionsoftesting.Thistestmethodisdesignedforrefractorieshavingaconductivityfactorofnotmorethan200Btux00B7;in./hx00B7;ft2x00B7;x00B0;F(2818W/mx00B7;K),forathicknessof1in.(25mm).1.2DetailedASTMtestmethodstobeusedinconjunctionwiththisprocedureintestingspecifictypesofrefractorymaterialsareasfollows:TestMethodC182,TestMethodC202,TestMethodC417,andTestMethodC767.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q40
【国际标准分类号】:81_080
【页数】:6P.;A4
【正文语种】:英语