SJ 2354.2-1983 PIN、雪崩光电二极管反向击穿电压的测试方法
作者:标准资料网 时间:2024-05-09 16:49:36 浏览:9260
来源:标准资料网
基本信息
标准名称: | PIN、雪崩光电二极管反向击穿电压的测试方法 |
英文名称: | Method of measurement for reverse break-down voltage of PIN and avalanche photodiodes |
中标分类: |
能源、核技术 >>
能源、核技术综合 >>
技术管理 |
ICS分类: |
电子学 >>
光电子学、激光设备
|
发布日期: | 1983-08-15 |
实施日期: | 1984-07-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
页数: | 1页 |
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前言
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引用标准
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所属分类: 能源 核技术 能源 核技术综合 技术管理 电子学 光电子学 激光设备
【英文标准名称】:Assessmentofindustriallaundrymachinerybyitseffectontextiles-Flatwork-ironingmachines
【原文标准名称】:工业用洗衣设备对纺织品影响的评估.第3部分:床上用品熨烫机
【标准号】:BSISO7772-3-1996
【标准状态】:现行
【国别】:英国
【发布日期】:1996-12-15
【实施或试行日期】:1996-12-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:能量消耗;工业的;熨烫机;脱水机(洗衣);折皱试验;洗衣设备;工业洗衣机;操作者;熨烫设备;干燥;装配;作标记;性能试验;潮气测量;试验设备;纺织材料;试样制备;试样;电耗
【英文主题词】:Definitions;Evaluations;Industrialfacilities;Ironingmachines;Laundries;Laundrymachinery;Performancetesting;Performancetests;Testing;Tests
【摘要】:ThisInternationalStandardspecifiesproceduresformeasuringandreportingthenoiseemissionofinformationtechnologyandtelecommunicationsequipment.Thisstandardisconsideredpartofanoisetestcodeforthistypeofequipment,andisbasedonbasicnoiseemissionstandardsISO3741,ISO3744,ISO3745andISO11201.ThebasicemissionquantityistheA-weightedsoundpowerlevelwhichmaybeusedforcomparingequipmentofthesametypebutfromdifferentmanufacturers,orforcomparingdifferentequipment.ThreebasicnoiseemissionstandardsfordeterminingthesoundpowerlevelsarespecifiedinthisInternationalStandardinordertoavoidunduerestrictiononexistingfacilitiesandexperience.Thefirstbasicstandard(ISO3741)specifiescomparisonmeasurementsinareverberationroom;theothertwo(ISO3744andISO3745)specifymeasurementsinanessentiallyfreefieldoverareflectingplane.AnyoneofthesethreebasicnoiseemissionstandardsmaybeselectedandshallthenbeusedexclusivelyaccordingtothisInternationalStandardwhendeterminingsoundpowerlevelsofamachine.TheA-weightedsoundpowerlevelissupplementedbytheA-weightedsoundpressurelevelmeasuredattheoperatorposition(s)orthebystanderpositions,basedonthebasicnoiseemissionstandardISO11201.Thissoundpressurelevelisnotaworker'simmissionratinglevel,butitmayassistinidentifyinganypotentialproblemsthatcouldcauseannoyance,activityinterference,orhearingdamagetooperatorsandbystanders.MethodsfordeterminingwhetherthenoiseemissionincludesprominentdiscretetonesorisimpulsiveincharacterarespecifiedinannexesDandErespectively.ThisInternationalStandardissuitablefortypetestsandprovidesmethodsformanufacturersandtestinglaboratoriestoobtaincomparableresults.ThemethodsspecifiedinthisInternationalStandardallowthedeterminationofnoiseemissionlevelsforaunittestedindividually.Theproceduresmaybeappliedtoequipmentwhichemitsbroad-bandnoise,narrow-bandnoiseandnoisewhichcontainsdiscrete-frequencycomponents,orimpulsivenoise.Thesoundpowerandsoundpressurelevelsobtainedmayservenoiseemissiondeclarationandcomparisonpurposes(seeISO9296).Theyarenottobeconsideredasinstallationnoiseimmissionlevels;howevertheymaybeusedforinstallationplanning(seeECMATR/27).Ifsoundpowerlevelsobtainedaredeterminedforanumberofunitsofthesameproductionseries,theycanbeusedtodetermineastatisticalvalueforthatproductionseries(ISO9296).
【中国标准分类号】:Y62
【国际标准分类号】:97_060
【页数】:28P.;A4
【正文语种】:英语
【英文标准名称】:Recommendedpracticesforamedicalequipmentmanagementprogram
【原文标准名称】:医疗设备管理项目的推荐实施规范
【标准号】:ANSI/AAMIEQ56-1999
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:导则;生命科学;;医疗产品;医学科学;医疗技术学
【英文主题词】:Guidelines;Lifesciences;Managementsystems;Medicaldevices;Medicalproducts;Medicalsciences;Medicaltechnology
【摘要】:Specifiestheminimumrequiredcharacteristicsforamanagementprogramdesignedtominimizecertainrisksassociatedwithequipmentthatisusedduringroutinecareofpatientsinahealthcareorganization.Thedocumentaddressesthestructureoftheprogram,thedocumentationthatmustbeproducedbytheprogram,andthestaffingandresourcesallocatedtothoseresponsibleformaintainingthemedicalequipment.
【中国标准分类号】:C30
【国际标准分类号】:11_020
【页数】:
【正文语种】:英语