DIN EN 14139-2003 眼科光学.试戴镜规范

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【英文标准名称】:Ophthalmicoptics-Specificationsforready-to-wearspectacles;GermanversionEN14139:2002
【原文标准名称】:眼科光学.试戴镜规范
【标准号】:DINEN14139-2003
【标准状态】:作废
【国别】:德国
【发布日期】:2003-03
【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】:光学的;包装件;试戴镜;光学;材料强度;定义;光学仪器;规范(验收);参数;试验;对视力的帮助;分类;眼镜(夹鼻);额定值;作标记;分类(文献);弱视人;最低要求;眼科光学;特性
【英文主题词】:Aidtovision;Classification;Classifying(documents);Definitions;Marking;Minimumrequirements;Ophthalmicoptics;Optical;Opticalinstruments;Optics;Packages;Parameters;Properties;Ratings;Ready-to-wearspectacles;Specification(approval);Spectacles(eyeglasses);Strengthofmaterials;Testing;Weak-sightedpeople
【摘要】:Specificationofminimumrequirementsforready-to-wearspectaclesandforthemarkingandinformation/warningindocumentationaccompanyingtheproduct.
【中国标准分类号】:C32
【国际标准分类号】:11_040_70
【页数】:6P.;A4
【正文语种】:德语


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【英文标准名称】:Semiconductordevices-Mechanicalandclimatictestmethods-Part32:flammabilityofplastic-encapsulateddevices(externallyinduced).
【原文标准名称】:半导体器件.机械和气候试验方法.第32部分:塑料密封器件的易燃性(外部感应).
【标准号】:NFC96-022-32/A1-2011
【标准状态】:现行
【国别】:法国
【发布日期】:2011-05-01
【实施或试行日期】:2011-05-13
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Changesoftemperature;Climatictests;Components;Electricalengineering;Electricalmeasurement;Electronicengineering;Electronicequipmentandcomponents;Environmentaltesting;Environmentaltests;Flammability;Heat;Inflammability;Integratedcircuits;Mechanicaltesting;Plastics;Resistance;Semiconductordevices;Semiconductors;Testing;Visualinspection(testing)
【摘要】:
【中国标准分类号】:L40
【国际标准分类号】:31_080_01
【页数】:7P;A4
【正文语种】:其他


【英文标准名称】:Plastics-Polyamides-Determinationofviscositynumber(ISO307:2007);EnglishversionofDINENISO307:2007-08
【原文标准名称】:塑料.聚酰胺.粘度值的测定(ISO307-2007)
【标准号】:DINENISO307-2007
【标准状态】:现行
【国别】:德国
【发布日期】:2007-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:化学分析和试验;定义;测定;仪器;数学计算;模制材料(成型部件);塑料;聚酰胺;溶液;溶剂;试样制备;测试;热塑性聚合物;粘度;粘度测量;粘度值
【英文主题词】:Chemicalanalysisandtesting;Definition;Definitions;Determination;Instruments;Mathematicalcalculations;Mouldings(shapedsection);Plastics;Polyamides;Solutions;Solvents;Specimenpreparation;Testing;Thermoplasticpolymers;Viscosity;Viscositymeasurement;Viscositynumbers
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationoftheviscositynumberofdilutesolutionsofpolyamidesincertainspecifiedsolvents.Polyamidesamplesmustbecompletelysolubleinthesolventsmentioned.Additivessuchasfiame-retardantsandmodifiersofteninterferewiththeviscositymeasurement,havinganincreasingeffectontheviscositynumberinformicacidandadecreasingeffectontheviscositynumberinsulfuricacid.Theextentoftheeffectforpolyamidecompoundsdependsontheadditive,thequantityoftheadditive,thepresenceofotheradditivesandthecompoundingconditions.Forpurepolyamidesorpolyamidescontainingadditivesthatdonotinterferewiththeviscositymeasurement,thedeterminationoftheviscositynumberofapolyamideprovidesameasureofthemolecularmassofthepolymer.Theviscositynumberofpurepolyamidesorpolyamideswhichcontainadditivesthatdonotinterferewiththeviscositymeasurementcanbeconvertedfromonesolventtoanother.Theviscositynumberofpolyamidescontainingadditivesthatdointerferewiththeviscositymeasurementisspecifictothesolventusedandthematerialcomposition.Inthiscase,themeasuredviscositynumbercannotbeconvertedfromonesolventtoanother.ThemethodisapplicabletothepolyamidesdesignatedPA46,PA6,PA66,PA69,PA610,PA612,PA11,PA12,PA6T/66,PA61/6T,PA6T/61/66,PA6T/61,PA61/6T/66andPAMXD6asdefinedinISO1874-1,aswellastocopolyamides,compoundsofpolyamidesandotherpolyamidesthataresolubleinoneofthespecifiedsolventsunderthespecifiedconditions.Themethodisnotapplicabletopolyamidesproducedbyanionicpolymerizationoflactamsorproducedwithcross-linkingagents;suchpolyamidesarenormallyinsolubleinthespecifiedsolvents.TheviscositynumberisdeterminedbythegeneralprocedurespecifiedinISO1628-1,observingtheparticularconditionsspecifiedinthisInternationalStandard.
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:40P.;A4
【正文语种】:德语