【英文标准名称】:Imagerecordingsystemconsistingofaradiographicfilm,intensifyingscreensandafilmcassetteforuseinmedicaldiagnostics;evaluationofspeedandaveragegradient
【原文标准名称】:X光医疗诊断用.由X光胶片.增感膜和暗盒组成的图象记录系统.感光度和平均灰度测定
【标准号】:DIN6867-1-1985
【标准状态】:作废
【国别】:德国
【发布日期】:1985-04
【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】:X射线诊断学;医学科学;定义;测量;医学放射学;医疗放射照相术;辐射学;灵敏度;胶片感光度;诊断(医学);辐射摄影术
【英文主题词】:medicalsciences;x-raydiagnostics;filmspeeds;radiology;sensitivity;radiography;medicalradiology;medicalradiography;diagnosis(medical);measurement;definitions
【摘要】:
【中国标准分类号】:C43
【国际标准分类号】:37_040_20;11_040_50
【页数】:4P;A4
【正文语种】:德语


【英文标准名称】:StandardGuideforPrecisionElectroformedWetSieveAnalysisofNonplasticCeramicPowders
【原文标准名称】:非塑性陶瓷粉末的精密电铸湿筛分析的标准指南
【标准号】:ASTMC925-2009
【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】:C21.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:ceramicpowders;particlesizedistribution;precisionelectroformedsieves;wet-sieves;Aluminapowder--particlesizedistribution;Ceramicpowders(nonplastic);Particleanalysis--alumina/quartz/silica;Quartzpowder--particlesizedistribution;Siev
【摘要】:Bothsuppliersandusersofpulverizedceramicpowderswillfindthistestmethodusefultodetermineparticlesizedistributionsformaterialsspecifications,manufacturingcontrol,development,andresearch.Thetestmethodissimple,althoughtedious,usesinexpensiveequipment,andwillprovideacontinuouscurvewithdataobtainedwithstandardizedwovensieves.1.1Thisguidecoversthedeterminationoftheparticlesizedistributionofpulverizedaluminaandquartzforparticlesizesfrom45to5x03BC;mbywetsieving.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.2.1TheonlyexceptionisintheSection5,Apparatus,5.1wherethereisnorelevantSIequivalent.1.3Thisstandarddoesnotpurporttoaddressthesafetyconcernsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q30
【国际标准分类号】:81_060_10
【页数】:3P.;A4
【正文语种】:英语