JIS S1051-1994 办公接待室用桌子
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来源:标准资料网
【英文标准名称】:Tablesforreception(Officefurniture)
【原文标准名称】:办公接待室用桌子
【标准号】:JISS1051-1994
【标准状态】:作废
【国别】:日本
【发布日期】:1994-02-01
【实施或试行日期】:1994-02-01
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:ConsumerLife
【标准类型】:()
【标准水平】:()
【中文主题词】:办公家具;桌子;接收;表;办公室设备;会议;代表会议
【英文主题词】:tables;reception;conferences;meetings;officefurniture;officeequipment
【摘要】:
【中国标准分类号】:Y81
【国际标准分类号】:97_140
【页数】:6P;A4
【正文语种】:日语
【英文标准名称】:StandardTestMethodforAcceleratedLeachTestforDiffusiveReleasesfromSolidifiedWasteandaComputerProgramtoModelDiffusive,FractionalLeachingfromCylindricalWasteForms
【原文标准名称】:固化废料中扩散释放物加速浸出试验,模型扩散的计算机程序和从圆柱形废料状态中分离淋滤的标准试验方法
【标准号】:ASTMC1308-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:C26.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:accelerated;diffusion;leach;waste;Acceleratedleachtest;Computerprograms;Diffusive/fractionalleaching;Leachates/leaching;Models/modeling--environmental;Nuclearscrapandwastematerials;Solidifiedwaste;Wastematerials/processing/analysis
【摘要】:Thistestmethodcanbeusedtomeasurethereleaseofacomponentfromacylindricalsolidifiedwasteformintowateratthereferencetemperatureof20x00B0;Candatelevatedtemperaturesthatacceleratetherateandextentofleachingrelativetothevaluesmeasuredat20x00B0;C.Thistestmethodcanbeusedto:Comparereleasesofwastecomponentsfromvarioustypesofsolidificationagentsandformulations.Determinethediffusioncoefficientsforthereleaseofwastecomponentsfromwasteformsataspecifictemperature.Promotegreaterextentsofreactionthancanbeachievedunderexpectedserviceconditionswithinalaboratorytimeframetoprovidegreaterconfidenceinmodeleddiffusivereleases.Determinethetemperaturedependenceofdiffusiverelease.Fittingtheexperimentalresultswithamechanisticmodelallowsdiffusivereleasestobeextrapolatedtolongtimesandtofull-scalewasteformsunderthefollowingconstraints:Resultsofthistestmethodaddressanintrinsicpropertyofamaterialandshouldnotbepresumedtorepresentreleasesinspecificdisposalenvironments.Testscanbeconductedunderconditionsthatrepresentaspecificdisposalenvironment(forexample,byusingarepresentativegroundwater)todetermineaneffectivediffusioncoefficientforthoseconditions.Projectionsofreleasesoverlongtimesrequiresthatthewasteformmatrixremainstable,whichmaybedemonstratedbythebehaviorofthespecimeninALTsatelevatedtemperatures.ExtrapolationsintimeandscalearelimitedtovaluesthatcorrespondtothemaximumCFLvalueobtainedinanacceleratedtest.Themechanismmustbethesameatalltemperaturesusedintheextrapolation.Thesamemodelthatdescribestheresultsoftestsconductedatelevatedtemperaturesmustalsodescribetheresultsoftestsrunatthereferencetemperatureof20x00B0;C.1.1Thistestmethodprovidesproceduresformeasuringtheleachratesofelementsfromasolidifiedmatrixmaterial,determiningifthereleasesarecontrolledbymassdiffusion,computingvaluesofdiffusionconstantsbasedonmodels,andverifyingprojectedlong-termdiffusivereleases.Thistestmethodisapplicabletoanymaterialthatdoesnotdegradeordeformduringthetest.1.1.1Ifmassdiffusionisthedominantstepintheleachingmechanism,thentheresultsofthistestcanbeusedtocalculatediffusioncoefficientsusingmathematicaldiffusionmodels.Acomputerprogramdevelopedforthatpurposeisavailableasacompaniontothistestmethod(Note1).1.1.2Itshouldbeverifiedthatleachingiscontrolledbydiffusionbyameansotherthananalysisoftheleachtestsolutiondata.Analysisofconcentrationprofilesofspeciesofinterestnearthesurfaceofthesolidwasteformafterthetestisrecommendedforthispurpose.1.1.3Potentialeffectsofpartitioningonthetestresultscanbeidentifiedthroughmodeling,althoughfurthertestingandanalysesarerequiredtodeterminethecauseofpartitioning(forexample,ifitoccursduringproductionofthematerialorasaresultofleaching).1.2Themethodisamodificationofothersemi-dynamictestssuchastheIAEAtest(1)andtheANS16.1LeachTestwhereinelevatedtemperaturesareusedtoacceleratediffusivereleasetoanextentthatwouldonlybereachedafterverylongtimesatlowertemperatures.Thisapproachprovidesamechanisticbasisforcalculatingdiffusivereleasesatrepository-relevanttemperaturesoverlongtimes,providedthattheleachingmechanismdoesnotchangewithtemperature.1.2.1Testscanbeconductedatelevatedtemperature......
【中国标准分类号】:Z13
【国际标准分类号】:13_030_10
【页数】:14P.;A4
【正文语种】:英语
基本信息
| 标准名称： | 16mm磁片上两声轨录音磁头的隙缝位置和宽度尺寸 |
| 中标分类： |
仪器、仪表 >>
电影、照相、缩微、复印设备 >>
制片设备 |
| 替代情况： | 被GB/T 7428-1994代替 |
| 发布日期： | 1900-01-01 |
| 实施日期： | 1987-11-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 出版日期： | 1900-01-01 |
| 页数： | 2页 |
适用范围
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前言
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目录
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引用标准
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所属分类： 仪器 仪表 电影 照相 缩微 复印设备 制片设备
