ZB J 62019-1989 台式压力机 精度
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基本信息
标准名称: | 台式压力机 精度 |
中标分类: | 机械 >> 通用加工机械与设备 >> 锻压机械 |
替代情况: | 转化为JB/T 5247.3-1999 |
发布日期: | |
实施日期: | 1991-07-01 |
首发日期: | |
作废日期: | |
出版日期: |
适用范围
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前言
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目录
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引用标准
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所属分类: 机械 通用加工机械与设备 锻压机械
下载地址: 点击此处下载
【英文标准名称】:FlattipandPhillipsscrewdrivers
【原文标准名称】:一字和十字槽螺钉旋具
【标准号】:ASMEB107.15-1993
【标准状态】:作废
【国别】:美国
【发布日期】:1993
【实施或试行日期】:
【发布单位】:美国机械工程师协会(ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:旋具;十字槽;规范(批准);尺寸;材料规范;手工工具
【英文主题词】:specification(approval);screwdrivers;dimensions;phillips;handtools;materialsspecification
【摘要】:
【中国标准分类号】:J47
【国际标准分类号】:25_140_30
【页数】:19P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforReflectanceFactorandColorbySpectrophotometryUsingHemisphericalGeometry
【原文标准名称】:用半球体几何形状的分光光度法测量反射系数和颜色的标准试验方法
【标准号】:ASTME1331-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:color;hemisphericalgeometry;reflectance;reflectancefactor;spectrophotometry;Color--opaquematerials;Colorimetricanalysis;Geometricanalysis--paints/relatedcoatings/materials;Hemisphericalgeometry;Instrumentalmeasurement--color/light;Reflec
【摘要】:Themostdirectandaccessiblemethodsforobtainingthecolorcoordinatesofobjectcolorsarebyinstrumentalmeasurementusingspectrophotometersorcolorimeterswitheitherhemisphericalorbidirectionalopticalmeasuringsystems.Thistestmethodprovidesproceduresforsuchmeasurementbyreflectancespectrophotometryusingahemisphericalopticalmeasuringsystem.Thistestmethodisespeciallysuitableformeasurementofthefollowingtypesofspecimensfortheindicateduses(GuideE179andPracticeE805):Alltypesofobject-colorspecimenstoobtaindataforuseincomputercolorantformulation.Object-colorspecimensforcolorassessment.Forthemeasurementofplane-surfacehigh-glossspecimens,thespecularcomponentshouldgenerallybeexcludedduringthemeasurement.Forthemeasurementofplane-surfaceintermediate-glossspecimensandoftextured-surfacespecimens,includingtextiles,wherethefirst-surfacereflectioncomponentmaybedistributedoverawiderangeofangles,measurementmaybemadewiththespecularcomponentincluded,buttheresultingcolorcoordinatesmaynotcorrelatebestwithvisualjudgmentsofthecolor.Theuseofbidirectionalgeometry,suchas45/0or0/45,mayleadtobettercorrelations.Forthemeasurementofplane-surface,low-gloss(matte)specimens,thespecularcomponentmayeitherbeexcludedorincluded,asnosignificantdifferenceintheresultsshouldbeapparent.Specimenswithbaremetalsurfacesforcolorassessment.Forthisapplication,thespecularcomponentshouldgenerallybeincludedduringthemeasurement.Thistestmethodisnotrecommendedformeasurementofthefollowingtypesofspecimens,forwhichtheuseofbidirectionalmeasurementgeometry(0/45or45/0)ispreferable(GuideE179):Object-colorspecimensofintermediategloss,Retroreflectivespecimens,andFluorescentspecimens(PracticeE991).Whenthereisdoubtastowhetherthespecularcomponentofreflectionshouldbeincludedorexcluded,bothmeasurementsshouldbemade,andtheresultscorrelatedwithvisualjudgments.Thereafter,themethodwithhighervisualcorrelationshouldbeutilized.Whenmeasurementsoftwospecimenswhosegloss,ortexture,aresubstantiallydifferentfromeachother,aretobeutilizedinacolor-differencecomparison,generallythespecularcomponentshouldbeincludedineachmeasurement.Thishastheeffectofincludinginbothmeasurementsallthefirstsurfacereflectionswhetherdiffuseorspecular.Thesefirstsurfacereflectionsaresubtractedfromeachotherinthecolor-differenceequation,anddifferencesinthebodycolorremain,whichiswhatisusuallysought.1.1Thistestmethoddescribestheinstrumentalmeasurementofthereflectionpropertiesandcolorofobject-colorspecimensbytheuseofaspectrophotometerorspectrocolorimeterwithahemisphericalopticalmeasuringsystem,suchasanintegratingsphere.1.2Thetestmethodissuitableforusewithmostobject-colorspecimens.However,itshouldnotbeusedforretroreflectivespecimensorforfluorescentspecimenswhenhighestaccuracyisdesired.Specimenshavingintermediate-glosssurfacesshouldpreferablynotbemeasuredbyuseofthisgeometry.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesn......
【中国标准分类号】:A26
【国际标准分类号】:17_180_20
【页数】:4P.;A4
【正文语种】:英语
【原文标准名称】:一字和十字槽螺钉旋具
【标准号】:ASMEB107.15-1993
【标准状态】:作废
【国别】:美国
【发布日期】:1993
【实施或试行日期】:
【发布单位】:美国机械工程师协会(ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:旋具;十字槽;规范(批准);尺寸;材料规范;手工工具
【英文主题词】:specification(approval);screwdrivers;dimensions;phillips;handtools;materialsspecification
【摘要】:
【中国标准分类号】:J47
【国际标准分类号】:25_140_30
【页数】:19P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforReflectanceFactorandColorbySpectrophotometryUsingHemisphericalGeometry
【原文标准名称】:用半球体几何形状的分光光度法测量反射系数和颜色的标准试验方法
【标准号】:ASTME1331-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:color;hemisphericalgeometry;reflectance;reflectancefactor;spectrophotometry;Color--opaquematerials;Colorimetricanalysis;Geometricanalysis--paints/relatedcoatings/materials;Hemisphericalgeometry;Instrumentalmeasurement--color/light;Reflec
【摘要】:Themostdirectandaccessiblemethodsforobtainingthecolorcoordinatesofobjectcolorsarebyinstrumentalmeasurementusingspectrophotometersorcolorimeterswitheitherhemisphericalorbidirectionalopticalmeasuringsystems.Thistestmethodprovidesproceduresforsuchmeasurementbyreflectancespectrophotometryusingahemisphericalopticalmeasuringsystem.Thistestmethodisespeciallysuitableformeasurementofthefollowingtypesofspecimensfortheindicateduses(GuideE179andPracticeE805):Alltypesofobject-colorspecimenstoobtaindataforuseincomputercolorantformulation.Object-colorspecimensforcolorassessment.Forthemeasurementofplane-surfacehigh-glossspecimens,thespecularcomponentshouldgenerallybeexcludedduringthemeasurement.Forthemeasurementofplane-surfaceintermediate-glossspecimensandoftextured-surfacespecimens,includingtextiles,wherethefirst-surfacereflectioncomponentmaybedistributedoverawiderangeofangles,measurementmaybemadewiththespecularcomponentincluded,buttheresultingcolorcoordinatesmaynotcorrelatebestwithvisualjudgmentsofthecolor.Theuseofbidirectionalgeometry,suchas45/0or0/45,mayleadtobettercorrelations.Forthemeasurementofplane-surface,low-gloss(matte)specimens,thespecularcomponentmayeitherbeexcludedorincluded,asnosignificantdifferenceintheresultsshouldbeapparent.Specimenswithbaremetalsurfacesforcolorassessment.Forthisapplication,thespecularcomponentshouldgenerallybeincludedduringthemeasurement.Thistestmethodisnotrecommendedformeasurementofthefollowingtypesofspecimens,forwhichtheuseofbidirectionalmeasurementgeometry(0/45or45/0)ispreferable(GuideE179):Object-colorspecimensofintermediategloss,Retroreflectivespecimens,andFluorescentspecimens(PracticeE991).Whenthereisdoubtastowhetherthespecularcomponentofreflectionshouldbeincludedorexcluded,bothmeasurementsshouldbemade,andtheresultscorrelatedwithvisualjudgments.Thereafter,themethodwithhighervisualcorrelationshouldbeutilized.Whenmeasurementsoftwospecimenswhosegloss,ortexture,aresubstantiallydifferentfromeachother,aretobeutilizedinacolor-differencecomparison,generallythespecularcomponentshouldbeincludedineachmeasurement.Thishastheeffectofincludinginbothmeasurementsallthefirstsurfacereflectionswhetherdiffuseorspecular.Thesefirstsurfacereflectionsaresubtractedfromeachotherinthecolor-differenceequation,anddifferencesinthebodycolorremain,whichiswhatisusuallysought.1.1Thistestmethoddescribestheinstrumentalmeasurementofthereflectionpropertiesandcolorofobject-colorspecimensbytheuseofaspectrophotometerorspectrocolorimeterwithahemisphericalopticalmeasuringsystem,suchasanintegratingsphere.1.2Thetestmethodissuitableforusewithmostobject-colorspecimens.However,itshouldnotbeusedforretroreflectivespecimensorforfluorescentspecimenswhenhighestaccuracyisdesired.Specimenshavingintermediate-glosssurfacesshouldpreferablynotbemeasuredbyuseofthisgeometry.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesn......
【中国标准分类号】:A26
【国际标准分类号】:17_180_20
【页数】:4P.;A4
【正文语种】:英语