标准资料网-标准资料免费资源平台

【英文标准名称】:RecommendedPracticeforDeterminingtheElectricPowerStationGroundPotentialRiseandInducedVoltagefromaPowerFault
【原文标准名称】:测定电源故障引起的电站地面电位升高和感应电压的推荐规程
【标准号】:IEEE367-1996
【标准状态】:作废
【国别】:美国
【发布日期】:1996-09-16
【实施或试行日期】:
【发布单位】:美国电气电子工程师学会(US-IEEE)
【起草单位】:IEEE
【标准类型】:()
【标准水平】:()
【中文主题词】:电信;电信;短路;电流;通信电缆;被感应的;发电站;电压
【英文主题词】:Communicationcables;Electriccurrent;Electricpowerstations;Induced;Shortcircuits;Telecommunication;Telecommunications;Voltage;Voltagedrops
【摘要】:ProvidesguidanceforthecalculationofpowerstationGPRandLIvoltages,aswellasguidancefortheirappropriatereductionfromworst-casevaluesforuseinmetallictelecommunicationprotectiondesign.
【中国标准分类号】:F21
【国际标准分类号】:27_100
【页数】:131P.;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforSamplePreparationofTransparentPlasticFilmsforSpecularGlossMeasurements,onMembraneSwitchOverlays
【原文标准名称】:薄膜开关涂覆层上抛光光泽测量用透明塑料薄膜的样品制备的标准指南
【标准号】:ASTMF1843-1997(2002)
【标准状态】:现行
【国别】:
【发布日期】:1997
【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】:F01.18
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:光泽度;透明;半透明的;塑料;薄膜开关
【英文主题词】:gloss;membraneswitch;plastics;translucent;plastics;transparent
【摘要】:Glossmeasurementsareusedtoqualifyarawmaterialorfinishedproduct.Samplepreparationwilleffecttheoutcomeofglossreadings.Thispracticewilleliminatesecondsurfacereflection,andallowamoreaccurateglossreadingofthesubstrate.Materialswhichrequirethispreparationincludethefollowing:clearortranslucentsubstrates,coloredtransparentsubstrates,andareasprintedwithclear,translucent,ortransparentcoloredcoatings.1.1Thispracticecoversthemethodofsamplepreparation,priortotakingglossmeasurementsonamembraneswitchoverlay.1.2Typicalapplicationsincludewindowdisplayareasonagraphicoverlay,andsurfacetexture.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:L90
【国际标准分类号】:31_220_20
【页数】:2P.;A4
【正文语种】: