SAE AS1040 Fitting, Elbow, 45掳, Standard and Reducer, Bulkhead, Flared

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Product Code:SAE AS1040
Title:Fitting, Elbow, 45掳, Standard and Reducer, Bulkhead, Flared
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.
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【英文标准名称】:GuideforSelectionandUseofMathematicalMethodsforCalculatingAbsorbedDoseinRadiationProcessingApplications
【原文标准名称】:辐射处理中被吸收剂量计算方法选用指南
【标准号】:ANSI/ASTME2232-2002
【标准状态】:作废
【国别】:美国
【发布日期】:2002-09-10
【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】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Absorbeddoses;Mathematicalmethods;Processing;Radiation;Selection
【摘要】:Thisguidedescribesdifferentmathematicalmethodsthatmaybeusedtocalculateabsorbeddoseandcriteriafortheirselection.Absorbeddosecalculationsdeterminetheeffectivenessoftheradiationprocess,estimatetheabsorbed-dosedistributioninproduct,orsupplementand/orcomplementdosimetrymeasurements.Radiationprocessingisanevolvingfieldandannotatedexamplesareprovidedintoillustratetheapplicationswheremathematicalmethodshavebeensuccessfullyapplied.Whilenotlimitedbytheapplicationscitedintheseexamples,applicationsspecifictoneutrontransport,radiationtherapyandshieldingdesignarenotaddressedinthisdocument.Thisguidecoversthecalculationofradiationtransportofelectronsandphotonsintheenergyrangeof0.1to25MeV.ThemathematicalmethodsdescribedincludeMonteCarlo,pointkernel,discreteordinate,semi-empiricalandempiricalmethods.Generalpurposesoftwarepackagesareavailableforthecalculationofthetransportofchargedand/orneutralparticlesandphotonsfromvarioustypesofsourcesofionizingradiation.ThisstandardislimitedtotheuseofthesesoftwarepackagesorothermathematicalmethodsforthedeterminationofspatialdosedistributionsforphotonsemittedfollowingthedecayofCsorCo,energeticelectronsfromparticleaccelerators,orbremsstrahlunggeneratedbyelectronaccelerators.Thisguideassiststheuserindeterminingifmathematicalmethodsareausefultool.Thisguidemayassisttheuserinselectinganappropriatemethodforcalculatingabsorbeddose.Note1-Theuserisurgedtoapplythesepredictivetechniqueswhilebeingawareoftheneedforexperienceandalsotheinherentlimitationsofboththemethodandtheavailablesoftware.Informationpertainingtoavailabilityandupdatestocodesformodelingradiationtransport,courses,workshopsandmeetingscanbefoundin.Forabasicunderstandingofradiationphysicsandabriefoverviewofmethodselection,referto.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatoryrequirementspriortouse.
【中国标准分类号】:F80
【国际标准分类号】:07_020;17_240
【页数】:
【正文语种】:英语


基本信息
标准名称:射频电缆高温试验方法
英文名称:Test method of high-temperature for radio-frequency cables
中标分类:
替代情况:被GB/T 17737.1-2000代替
发布日期:1900-01-01
实施日期:1984-12-01
首发日期:1900-01-01
作废日期:2001-06-01
出版日期:1900-01-01
页数:2页
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