ISO 22157-1-2004 竹子.物理和机械性能的测定.第1部分:要求

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【英文标准名称】:Bamboo-Determinationofphysicalandmechanicalproperties-Part1:Requirements
【原文标准名称】:竹子.物理和机械性能的测定.第1部分:要求
【标准号】:ISO22157-1-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-06
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC165
【标准类型】:()
【标准水平】:()
【中文主题词】:规范(验收);物理性能;木材;机械性能;试验;抽样方法;竹子;试样制备;乔木;定义
【英文主题词】:definition;specification(approval);specimenpreparation;definitions;wood;mechanicalproperties;trees(plants);samplingmethods;physicalproperties;bamboo;testing
【摘要】:ThispartofISO22157specifiestestmethodsforevaluatingthefollowingcharacteristicphysicalandstrengthpropertiesforbamboo:moisturecontent,masspervolume,shrinkage,compression,bending,shearandtension.ThispartofISO22157coverstestsonspecimensofbamboothatareconductedtoobtaindata,whichcanbeusedtoestablishcharacteristicstrengthfunctionsandtoarriveattheallowablestresses.Thedatacanalsobeusedtoestablishtherelationshipbetweenmechanicalpropertiesandfactors,suchasmoisturecontent,masspervolume,growthsite,positionalongtheculm,presenceofnodeandinternode,etc.,forquality-controlfunctions.
【中国标准分类号】:B67
【国际标准分类号】:79_040
【页数】:19P;A4
【正文语种】:英语


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【英文标准名称】:Nickel-cadmium-accumulators;electrolyteforventednickel-cadmiumcells(IEC60993:1989);germanversionHD585S1:1991
【原文标准名称】:镍-镉蓄电池.封闭式可充电的镍镉电池用电解液
【标准号】:DINIEC60993-1993
【标准状态】:作废
【国别】:德国
【发布日期】:1993-01
【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】:可再充电的;调查;杂质;定义;组分;电池;电池;有通气孔的;电气工程;蓄电池组;闭路的;镍镉电池;电解质;密度;纯度;蓄电池;化学成分;规范(验收);特性;生产
【英文主题词】:
【摘要】:
【中国标准分类号】:K84
【国际标准分类号】:29_220_30
【页数】:7P;A4
【正文语种】:德语


【英文标准名称】:Petroleumproductsandrelatedmaterials-Determinationofhydrocarbontypes-Fluorescentindicatoradsorptionmethod
【原文标准名称】:石油产品和相关材料.烃类型的测定.荧光指示剂吸附法
【标准号】:BSEN15553-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-05-31
【实施或试行日期】:2007-05-31
【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】:吸附指示剂;吸附法;芳烃;化合物;含量;定义;测定;含量测定;荧光指示剂;烃类;指示器;数学计算;链烯;石油产品;精密度;饱和烃
【英文主题词】:Adsorptionindicators;Adsorptionmethod;Aromatichydrocarbons;Chemicals;Content;Definitions;Determination;Determinationofcontent;Fluorescentindicators;Hydrocarbons;Indicators;Mathematicalcalculations;Olefins;Petroleumproducts;Precision;Saturatedhydrocarbons
【摘要】:ThisEuropeanStandardspecifiesafluorescentindicatoradsorptionmethodforthedeterminationofhydrocarbontypesovertheconcentrationrangesfrom5%(V/V)to99%(V/V)aromatichydrocarbons,0,3%(V/V)to55%(V/V)olefinichydrocarbons,and1%(V/V)to95%(V/V)saturatedhydrocarbonsinpetroleumfractionsthatdistilbelow315oC.Thismethodmaybeapplicabletoconcentrationsoutsidetheseranges,buttheprecisionhasnotbeendetermined.Whensamplescontainingoxygenatedblendingcomponentsareanalysed,thehydrocarbontyperesultscanbereportedonanoxygenate-freebasisor,whentheoxygenatecontentisknown,theresultscanbecorrectedtoatotal-samplebasis.Thistestmethodisforusewithfullboilingrangeproducts.Cooperativedatahaveestablishedthattheprecisionstatementdoesnotapplytopetroleumfractionswithnarrowboilingrangesnearthe315°Climit.Suchsamplesarenotelutedproperly,andresultsareerratic.Samplescontainingdark-colouredcomponentsthatinterferewithreadingthechromatographicbandscannotbeanalysed.NOTE1Theoxygenatedblendingcomponentsmethanol,ethanol,tert-butylmethylether(MTBE),methyltert-pentylether(TAME)andtert-butylethylether(ETBE)donotinterferewiththedeterminationofhydrocarbontypesatconcentrationsnormallyfoundincommercialblends.Theseoxygenatedcompoundsarenotdetectedsincetheyelutewiththealcoholdesorbent.Theeffectsofotheroxygenatedcompoundsshouldbeindividuallyverified.NOTE2ForthepurposesofthisEuropeanStandard,theterms“%(m/m)”and“%(V/V)”areusedtorepresentrespectivelythemassfractionandthevolumefraction.WARNING—TheuseofthisEuropeanStandardmayinvolvehazardousmaterials,operationsandequipment.ThisEuropeanStandarddoesnotpurporttoaddressallofthesafetyproblemsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:22P.;A4
【正文语种】:英语