EN 4190-2001 航空航天系列.钛合金管连接件8°30'.使用的带止推金属丝的异径三通管;德文版本EN4190:2001
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【英文标准名称】:Aerospaceseries-Pipecoupling8°30intitaniumalloy-Tees,reduced,withthrustnutonrun;GermanversionEN4190:2001
【原文标准名称】:航空航天系列.钛合金管连接件8°30'.使用的带止推金属丝的异径三通管;德文版本EN4190:2001
【标准号】:EN4190-2001
【标准状态】:现行
【国别】:
【发布日期】:2002-08
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:液压系统;流体技术;交货条件;三通管;压合接头;航空运输;作标记;特性;多语种的;设计;螺纹件;规范(验收);三通管接头;止推金属丝;异径;螺母;活接头螺母;表面处理;管道;航空航天运输;船舶舱壁;闷头联接器;管道系统;钛合金
【英文主题词】:Aerospacetransport;Airtransport;Bulkheadcouplings;Compressionfittings;Deliveryconditions;Design;Fluidsystems;Fluidtechnologies;Marking;Multilingual;Nuts;Pipesystem;Pipetees;Pipelines;Properties;Reduced;Screwings;Shipsbulkheads;Specification(approval);Surfacetreatment;Tee-fittings;Thrustwires;Titaniumalloys;Unionnuts
【摘要】:
【中国标准分类号】:V21
【国际标准分类号】:49_080
【页数】:12P.;A4
【正文语种】:英语
【英文标准名称】:Hand-heldmotor-operatedelectrictools-Safety-Part2-17:particularrequirementsforroutersandtrimmers.
【原文标准名称】:手持式电动工具.安全.第2-17部分:木铣机和修剪机的特殊要求
【标准号】:NFC75-745-2-17/A11-2007
【标准状态】:现行
【国别】:法国
【发布日期】:2007-08-01
【实施或试行日期】:2007-08-20
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电动工具;电气工程;电气安全;手工工具;机床;手动机器;机械安全;铣刀;铣床;普通控制系统;轻便机床;防电击;特形铣床;安全;安全要求;规范(验收);工具;修剪机
【英文主题词】:Electrictools;Electricalengineering;Electricalsafety;Handtools;Machinetools;Manuallyoperatedmachines;Mechanicalsafety;Millingcutters;Millingmachines;Pedestrian-controlledsystems;Portablemachinetools;Protectionagainstelectricshocks;Routingmachines;Safety;Safetyrequirements;Specification(approval);Tools;Trimmers
【摘要】:
【中国标准分类号】:K64
【国际标准分类号】:25_140_20
【页数】:8P.;A4
【正文语种】:其他
【英文标准名称】:StandardPracticeforDosimetryinElectronBeamandX-Ray(Bremsstrahlung)IrradiationFacilitiesforFoodProcessing
【原文标准名称】:食品加工用电子束和X射线(韧制辐射)辐射设备剂量测量的标准实施规程
【标准号】:ASTMISO/ASTM51431-2005
【标准状态】:现行
【国别】:美国
【发布日期】:2005
【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】:E10.01
【标准类型】:(ISO/ASTM)
【标准水平】:()
【中文主题词】:
【英文主题词】:absorbeddose;accelerator;bremsstrahlung;dosemapping;dosimeter;dosimetry;electronbeam;foodprocessing;ionizingradiation;irradiatedfood;irradiation;irradiatorcharacterization;machinesource;radiation;ICS17.240;ICS
【摘要】:4.1Foodproductsmaybetreatedwithacceleratorgeneratedradiation(electronsandX-rays)fornumerouspurposes,includingcontrolofparasitesandpathogenicmicroorganisms,insectdisinfestation,growthandmaturationinhibition,andshelf-lifeextension.Foodirradiationspecificationsalmostalwaysincludeaminimumoramaximumlimitofabsorbeddose,sometimesboth:aminimumlimitmaybesettoensurethattheintendedbeneficialeffectisachievedandamaximumlimitmaybesetforthepurposeofavoidingproductorpackagingdegradation.Foragivenapplication,oneorbothofthesevaluesmaybeprescribedbygovernmentregulationsthathavebeenestablishedonthebasisofscientificdata.Therefore,priortotheirradiationofthefoodproduct,itisnecessarytodeterminethecapabilityofanirradiationfacilitytoconsistentlydelivertheabsorbeddosewithinanyprescribedlimits.Also,itisnecessarytomonitoranddocumenttheabsorbeddoseduringeachproductionruntoverifycompliancewiththeprocessspecificationsatapredeterminedlevelofconfidence.NOTE3-TheCodexAlimentariusCommissionhasdevelopedaninternationalGeneralStandardandaCodeofPracticethataddresstheapplicationofionizingradiationtothetreatmentoffoodsandthatstronglyemphasizetheroleofdosimetryforensuringthatirradiationwillbeproperlyperformed(1).44.2Formoredetaileddiscussionsofradiationprocessingofvariousfoods,seeGuidesF1355,F1356,F1736,andF1885andRefs(2-15).4.3Accelerator-generatedradiationcanbeintheformofelectronsorX-raysproducedbytheelectrons.PenetrationofradiationintotheproductrequiredtoaccomplishtheintendedeffectisoneofthefactorsaffectingthedecisiontouseelectronsorX-rays.4.4Toensurethatproductsareirradiatedwithinaspecifieddoserange,routineprocesscontrolrequiresroutineproductdosimetry,documentedproducthandlingprocedures(before,duringandaftertheirradiation),consistentorientationoftheproductsduringirradiation,monitoringofcriticaloperatingparameters,anddocumentationofallrelevantactivitiesandfunctions.1.1Thispracticeoutlinestheinstallationqualificationprogramforanirradiatorandthedosimetricprocedurestobefollowedduringoperationalqualification,performancequalificationandroutineprocessinginfacilitiesthatprocessfoodwithhigh-energyelectronsandX-rays(bremsstrahlung)toensurethatproducthasbeentreatedwithinapredeterminedrangeofabsorbeddose.Otherproceduresrelatedtooperationalqualification,performancequalificationandroutineprocessingthatmayinfluenceabsorbeddoseintheproductarealsodiscussed.Informationabouteffectiveorregulatorydoselimitsforfoodproducts,andappropriateenergylimitsforelectronbeamsuseddirectlyortogenerateX-raysisnotwithinthescopeofthispractice(seeASTMGuidesF1355,F1356,F1736,andF1885).Note1Dosimetryisonlyonecomponentofatotalqualityassuranceprogramforadherencetogoodmanufacturingpracticesusedintheproductionofsafeandwholesomefood.Note2ISO/ASTMPractice51204describesdosimetricproceduresforgammairradiationfacilitiesforfoodprocessing.1.2Forguidanceintheselectionandcalibrationofdosimetrysystems,andinterpretationofmeasuredabsorbeddoseintheproduct,seeISO/ASTMGuide51261andASTMPracticeE666.Fortheuseofspecificdosimetrysystems,seeASTMPracticesE1026andE2304,andISO/ASTMPractices51205,51275,51276,51310,51401,51538,51540,51607,51650and51956.FordiscussionofradiationdosimetryforelectronsandX-raysalsoseeICRUReports35and14.Fordiscussionofradiationdosimetryforpulsedradiation,seeICRUReport34.1.3Whilegammaradiationfromradioactivenuclideshasdiscreteenergies,X-rays(bremsstrahlung)frommachin......
【中国标准分类号】:
【国际标准分类号】:
【页数】:14P.;A4
【正文语种】:英语
