JJG 773-1992 近距离γ射线后装治疗辐射源
时间:2024-04-27 22:38:03 来源: 标准资料网 作者:标准资料网 阅读:8030
基本信息
标准名称: | 近距离γ射线后装治疗辐射源 |
英文名称: | After-loading γ-Radiation Source For Brady Therapy |
中标分类: |
综合 >>
计量 >>
电离辐射计量 |
发布部门: | 国家技术监督局 |
发布日期: | 1992-02-15 |
实施日期: | 1993-01-01 |
首发日期: | |
作废日期: | |
归口单位: | 北京市技术监督局 |
起草单位: | 北京市计量科学研究所 |
起草人: | 范建武、刘德成、冯宁远 |
出版社: | 中国计量出版社 |
出版日期: | 1993-01-01 |
页数: | 13页 |
适用范围
本规程适用于新使用、使用中、换源后和对射线束输出有影响部件进行维修后的近距离γ射线后装治疗辐射源。
前言
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引用标准
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所属分类: 综合 计量 电离辐射计量
【英文标准名称】:Dentalinstruments;elevatortypeBein
【原文标准名称】:口腔科器械;Bein型牙根挺
【标准号】:DIN13985-1975
【标准状态】:作废
【国别】:德国
【发布日期】:1975-11
【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】:材料;尺寸;仪器;牙科学
【英文主题词】:instruments;materials;dentistry;dimensions
【摘要】:
【中国标准分类号】:C33
【国际标准分类号】:0690
【页数】:1P;A4
【正文语种】:德语
【英文标准名称】:Aircargoequipment.Restraintstraps.Designcriteriaandtestingmethods
【原文标准名称】:航空货运设备.约束带.试验方法和设计标准
【标准号】:BSISO16049-1-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-09-24
【实施或试行日期】:2001-09-24
【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】:空运货物;运输机;航空器;航空器部件;货物;定义(术语);工作环境;紧固件;系留装置;网;性能测试;带条;测试;试验;纺织材料
【英文主题词】:Aircargos;Airfreighters;Aircraft;Aircraftcomponents;Cargo;Definitions;Environment(working);Fasteners;Lashingdevices;Nets;Performancetesting;Straps;Testing;Tests;Textiles
【摘要】:1ThispartofISO16049specifiesthedesigncriteriaandtestingmethodsapplicabletoaircargorestraintstrapstobeusedfortie-downofunitizedornon-unitizedcargoonboardciviltransportaircraft.Itaimsatidentifyingthedesigncriteriaandtestingmethodsadequatetoguaranteetheultimateloadandoperationaldependabilityofcargorestraintstrapassemblieswithatypical22250N(5000Ibf)ratedultimatetensionloadcapability,asusedbytheairlineindustryinordertorestrain,onboardciviltransportaircraftduringflight:—cargoloadedandtieddownontoairworthinesscertifiedaircargopallets,themselvesrestrainedintoaircraftlowerdeckormaindeckcargosystemsmeetingtherequirementsofISO8097(NAS3610),or—non-unitizedindividualpiecesofcargo,orpiecesofcargoplacedontoanunrestrained("floating")palletintoeitherlowerdeckormaindeckcontainerizedcargocompartmentsofanaircraft.2Thesamerestraintstrapassembliescanalsobeusedinotherapplicationssuchas:—non-containerized(bulkloaded)baggageandcargocompartments,—toensurecargorestraintinsideanairworthinesscertifiedaircargocontainer.NOTETheultimateloadspermissibleontheattachmentpointsavailableinmostaircraftbulkcompartmentsandinsidemostaircargocontainersaresignificantlylowerthan22250N(5000Ibf).Thisresultsintherestraintarrangementsultimateloadcapabilitybeingdictatedbytheweakestelement,i.e.theattachmentpoints.Typical22250Nultimateloadrestraintstrapswillthereforebeinexcessoftherequirementsforsuchapplications.3ThispartofISO16049describesthedesigncriteriaforindividualrestraintstrapassemblies,butdoesnotintendspecifyinginanymannerthewaytheyaretobeusedaboardaircrafttoensureproperrestraintthroughoutthecertifiedflightenvelope.Itisimportantthattie-downarrangementsmeetalltheapplicablerequirementsoftheAirworthinessAuthoritiesapprovedWeightandBalanceManualfortheaircrafttypeorsub-typeconcerned,particularlyasregards,butnotnecessarilylimitedto,ultimateloadfactorstobetakenintoaccounttodeterminethenumberofstrapstobeusedineachdirectionofrestraint,maximumanglestobeobservedwiththedirectionofrestraint,minimumspacingofattachmentpoints,etc.4WhenrestraintstrapassembliesareattachedtotheedgerailsofacertifiedaircargopalletmeetingtherequirementsofISO8097,operatinginstructionsshoulddulytakeintoaccounttherestraintnetattachmentpointlocationsonthepalletedgerailandotherrequirementsdefinedbytheappropriateISO8097configurationdrawing(s).5Theuseofreliableandguaranteedrestraintstrapassembliesdoesnotaloneensureflightsafety:italsorequiresstrapstobeusedandtie-downtobeperformedinaccordancewithoperatinginstructionsestablishedbytheaircraftmanufacturer,bycompetent,suitablytrained,personnelasdefinedin4.18ofISO9002:1994.6Subjecttoproperoperatinginstructionsinaccordancewith1.3and1.4,usingunitrestraintstrapassembliesmanufacturedtoanadequatedesignandatestedultimateloadcapabilityisneverthelessdeemednecessaryinordertoensureflightsafety.Althoughrestraintstrapsarenotformallysubjecttoairworthinesscertification,theyserveanequivalentpurposeandmustbedesigned,fabricated,testedandusedwithequivalentprecautions:thispartofISO16049isintendedtoallowmanufacturer'sself-certificationunderanapprovedISO9000series,orequivalent,qualitycontrolprogramme.
【中国标准分类号】:V52
【国际标准分类号】:55_180_30
【页数】:28P.;A4
【正文语种】:英语