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【英文标准名称】:StandardPracticeforDescribingandSpecifyingaWavelength-DispersiveX-RaySpectrometer
【原文标准名称】:波长扩散X射线分光仪的描述和规定
【标准号】:ASTME1172-1987(2003)
【标准状态】:现行
【国别】:
【发布日期】:1987
【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】:E01.20
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:X射线仪;金属;描述;表面;工艺;分光仪;波长扩散;精整
【英文主题词】:spectroscopy;X-rayemission;X-rayspectrometer
【摘要】:Thispracticedescribestheessentialcomponentsofawavelength-dispersiveX-rayspectrometer.ThisdescriptionispresentedsothattheuserorpotentialusermaygainacursoryunderstandingofthestructureofanX-rayspectrometersystem.Italsoprovidesameansforcomparingandevaluatingdifferentsystemsaswellasunderstandingthecapabilitiesandlimitationsofeachinstrument.1.1Thispracticecoversthecomponentsofawavelength-dispersiveX-rayspectrometerthatarebasictoitsoperationandtothequalityofitsperformance.Itisnottheintentofthispracticetospecifycomponenttolerancesorperformancecriteria,astheseareuniqueforeachinstrument.Thedocumentdoes,however,attempttoidentifywhichofthesearecriticalandthuswhichshouldbespecified.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificsafetyhazardstatementsaregivenin5.3.1.2and5.3.2.4,andinSection7.1.3ThereareseveralbooksandpublicationsfromtheNationalInstituteofStandardsTechnologyandtheU.S.GovernmentPrintingOfficewhichdealwiththesubjectofX-raysafety.ReferalsotoPracticeE416.
【中国标准分类号】:N34
【国际标准分类号】:17_180_30
【页数】:5P.;A4
【正文语种】:


【英文标准名称】:Reciprocatinginternalcombustionenginedrivenalternatingcurrentgeneratingsets-Specificationforcontrolgearandswitchgear
【原文标准名称】:住复式内燃机驱动交流发电机组.第4部分:控制设备和开关设备规范
【标准号】:BS7698-4-1993
【标准状态】:作废
【国别】:英国
【发布日期】:1993-10-15
【实施或试行日期】:1993-10-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:交流发电机;电控制设备;自动控制系统;水路运输工程部件;手控系统;额定电压;电气保护设备;接地;电机;控制设备;发电机;停止;往复式发动机;电气设备;电压;蓄电池;内燃机;开关设备;原动机;蓄电池充电器
【英文主题词】:
【摘要】:ThispartofISO8528specifiescriteriaforcontrol-gearandswitchgearforgeneratingsetswithreciprocatinginternalcombustionengines.Itappliestoalternatingcurrent(a.c.)generatingsetsdrivenbyreciprocatinginternalcombustion(RIC)enginesforlandandmarineuse,excludinggener-atingsetsusedonaircraftortopropellandvehiclesandlocomotives.Forsomespecificapplications(forexample,essen-tialhospitalsupplies,high-risebuildings,etc.)sup-plementaryrequirementsmaybenecessary.TheprovisionsofthispartofISO8528shouldbere-gardedasabasis.Forgeneratingsetsdrivenbyotherprimemovers(e.g.sewagegasengines,steamengines)thispartofISO8528shouldbeappliedasabasis.
【中国标准分类号】:K52;J90
【国际标准分类号】:29_160_40
【页数】:20P;A4
【正文语种】:英语