




已阅读5页,还剩7页未读, 继续免费阅读
版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
REFERENCENUMBERISO103522010EISO2010INTERNATIONALSTANDARDISO10352THIRDEDITION20101215FIBREREINFORCEDPLASTICSMOULDINGCOMPOUNDSANDPREPREGSDETERMINATIONOFMASSPERUNITAREAPLASTIQUESRENFORCSDEFIBRESMLANGESMOULERETPRIMPRGNSDTERMINATIONDELAMASSESURFACIQUECOPYRIGHTINTERNATIONALORGANIZATIONFORSTANDARDIZATIONPROVIDEDBYIHSUNDERLICENSEWITHISONOTFORRESALENOREPRODUCTIONORNETWORKINGPERMITTEDWITHOUTLICENSEFROMIHS,ISO103522010EPDFDISCLAIMERTHISPDFFILEMAYCONTAINEMBEDDEDTYPEFACESINACCORDANCEWITHADOBESLICENSINGPOLICY,THISFILEMAYBEPRINTEDORVIEWEDBUTSHALLNOTBEEDITEDUNLESSTHETYPEFACESWHICHAREEMBEDDEDARELICENSEDTOANDINSTALLEDONTHECOMPUTERPERFORMINGTHEEDITINGINDOWNLOADINGTHISFILE,PARTIESACCEPTTHEREINTHERESPONSIBILITYOFNOTINFRINGINGADOBESLICENSINGPOLICYTHEISOCENTRALSECRETARIATACCEPTSNOLIABILITYINTHISAREAADOBEISATRADEMARKOFADOBESYSTEMSINCORPORATEDDETAILSOFTHESOFTWAREPRODUCTSUSEDTOCREATETHISPDFFILECANBEFOUNDINTHEGENERALINFORELATIVETOTHEFILETHEPDFCREATIONPARAMETERSWEREOPTIMIZEDFORPRINTINGEVERYCAREHASBEENTAKENTOENSURETHATTHEFILEISSUITABLEFORUSEBYISOMEMBERBODIESINTHEUNLIKELYEVENTTHATAPROBLEMRELATINGTOITISFOUND,PLEASEINFORMTHECENTRALSECRETARIATATTHEADDRESSGIVENBELOWCOPYRIGHTPROTECTEDDOCUMENTISO2010ALLRIGHTSRESERVEDUNLESSOTHERWISESPECIFIED,NOPARTOFTHISPUBLICATIONMAYBEREPRODUCEDORUTILIZEDINANYFORMORBYANYMEANS,ELECTRONICORMECHANICAL,INCLUDINGPHOTOCOPYINGANDMICROFILM,WITHOUTPERMISSIONINWRITINGFROMEITHERISOATTHEADDRESSBELOWORISOSMEMBERBODYINTHECOUNTRYOFTHEREQUESTERISOCOPYRIGHTOFFICECASEPOSTALE56CH1211GENEVA20TEL41227490111FAX41227490947EMAILCOPYRIGHTISOORGWEBWWWISOORGPUBLISHEDINSWITZERLANDIIISO2010ALLRIGHTSRESERVEDCOPYRIGHTINTERNATIONALORGANIZATIONFORSTANDARDIZATIONPROVIDEDBYIHSUNDERLICENSEWITHISONOTFORRESALENOREPRODUCTIONORNETWORKINGPERMITTEDWITHOUTLICENSEFROMIHS,ISO103522010EISO2010ALLRIGHTSRESERVEDIIICONTENTSPAGEFOREWORDIV1SCOPE12NORMATIVEREFERENCES13TERMSANDDEFINITIONS14PRINCIPLE15APPARATUS26CONDITIONINGANDTESTING261CONDITIONING2611MATERIALSFORWHICHNOCONDITIONINGISREQUIRED2612CONDITIONINGOFMATERIALSTOREDATAMBIENTTEMPERATURE2613CONDITIONINGOFMATERIALSTOREDATBELOWAMBIENTTEMPERATURE262TESTING2621TESTATMOSPHERE2622TIMEINTERVALBETWEENCONDITIONINGANDTESTING37TESTSPECIMENS371SHAPEANDDIMENSIONS372NUMBER473PREPARATION48PROCEDURE481MATERIALSMADEWITHOUTUSINGASOLVENT482MATERIALSMADEUSINGASOLVENT49EXPRESSIONOFRESULTS591SAMPLESMADEWITHOUTUSINGASOLVENT592SAMPLESMADEUSINGASOLVENT510PRECISION511TESTREPORT6COPYRIGHTINTERNATIONALORGANIZATIONFORSTANDARDIZATIONPROVIDEDBYIHSUNDERLICENSEWITHISONOTFORRESALENOREPRODUCTIONORNETWORKINGPERMITTEDWITHOUTLICENSEFROMIHS,ISO103522010EIVISO2010ALLRIGHTSRESERVEDFOREWORDISOTHEINTERNATIONALORGANIZATIONFORSTANDARDIZATIONISAWORLDWIDEFEDERATIONOFNATIONALSTANDARDSBODIESISOMEMBERBODIESTHEWORKOFPREPARINGINTERNATIONALSTANDARDSISNORMALLYCARRIEDOUTTHROUGHISOTECHNICALCOMMITTEESEACHMEMBERBODYINTERESTEDINASUBJECTFORWHICHATECHNICALCOMMITTEEHASBEENESTABLISHEDHASTHERIGHTTOBEREPRESENTEDONTHATCOMMITTEEINTERNATIONALORGANIZATIONS,GOVERNMENTALANDNONGOVERNMENTAL,INLIAISONWITHISO,ALSOTAKEPARTINTHEWORKISOCOLLABORATESCLOSELYWITHTHEINTERNATIONALELECTROTECHNICALCOMMISSIONIECONALLMATTERSOFELECTROTECHNICALSTANDARDIZATIONINTERNATIONALSTANDARDSAREDRAFTEDINACCORDANCEWITHTHERULESGIVENINTHEISO/IECDIRECTIVES,PART2THEMAINTASKOFTECHNICALCOMMITTEESISTOPREPAREINTERNATIONALSTANDARDSDRAFTINTERNATIONALSTANDARDSADOPTEDBYTHETECHNICALCOMMITTEESARECIRCULATEDTOTHEMEMBERBODIESFORVOTINGPUBLICATIONASANINTERNATIONALSTANDARDREQUIRESAPPROVALBYATLEAST75OFTHEMEMBERBODIESCASTINGAVOTEATTENTIONISDRAWNTOTHEPOSSIBILITYTHATSOMEOFTHEELEMENTSOFTHISDOCUMENTMAYBETHESUBJECTOFPATENTRIGHTSISOSHALLNOTBEHELDRESPONSIBLEFORIDENTIFYINGANYORALLSUCHPATENTRIGHTSISO10352WASPREPAREDBYTECHNICALCOMMITTEEISO/TC61,PLASTICS,SUBCOMMITTEESC13,COMPOSITESANDREINFORCEMENTFIBRESTHISTHIRDEDITIONCANCELSANDREPLACESTHESECONDEDITIONISO103521997,WHICHHASBEENTECHNICALLYREVISEDTOMAKEADISTINCTIONBETWEENMATERIALSWHICHHAVEBEENMANUFACTUREDUSINGASOLVENTANDTHOSEWHICHHAVEBEENMANUFACTUREDWITHOUTUSINGASOLVENT,ADIFFERENTVARIANTOFTHEPROCEDUREBEINGSPECIFIEDFOREACHCOPYRIGHTINTERNATIONALORGANIZATIONFORSTANDARDIZATIONPROVIDEDBYIHSUNDERLICENSEWITHISONOTFORRESALENOREPRODUCTIONORNETWORKINGPERMITTEDWITHOUTLICENSEFROMIHS,INTERNATIONALSTANDARDISO103522010EISO2010ALLRIGHTSRESERVED1FIBREREINFORCEDPLASTICSMOULDINGCOMPOUNDSANDPREPREGSDETERMINATIONOFMASSPERUNITAREA1SCOPETHISINTERNATIONALSTANDARDSPECIFIESAMETHODFORTHEDETERMINATIONOFTHEMASSPERUNITAREAOFSHEETMOULDINGCOMPOUNDANDPREIMPREGNATEDUNIDIRECTIONALSHEET,TAPE,FABRICANDMATSUNLESSSTATEDTOTHECONTRARYINTHERELEVANTMATERIALSPECIFICATION,THISINTERNATIONALSTANDARDISAPPLICABLETOPREPREGSINWHICHANYTYPEOFREINFORCEMENTARAMID,CARBON,GLASS,ETCANDANYTYPEOFMATRIXTHERMOSETTINGORTHERMOPLASTICHASBEENUSED2NORMATIVEREFERENCESTHEFOLLOWINGREFERENCEDDOCUMENTSAREINDISPENSABLEFORTHEAPPLICATIONOFTHISDOCUMENTFORDATEDREFERENCES,ONLYTHEEDITIONCITEDAPPLIESFORUNDATEDREFERENCES,THELATESTEDITIONOFTHEREFERENCEDDOCUMENTINCLUDINGANYAMENDMENTSAPPLIESISO291,PLASTICSSTANDARDATMOSPHERESFORCONDITIONINGANDTESTING3TERMSANDDEFINITIONSFORTHEPURPOSESOFTHISDOCUMENT,THEFOLLOWINGTERMSANDDEFINITIONSAPPLY31ELEMENTARYUNITINDIVIDUALSAMPLEROLLORSHEETWHICHISINTENDEDFORTHEMEASUREMENTOFMASSPERUNITAREAUSINGTHISINTERNATIONALSTANDARDNOTEPREPREGSAREUSUALLYSUPPLIEDINROLLSORINPACKSOFSHEETSINTHISCONTEXT,ANINDIVIDUALROLLORPACKOFSHEETSISANELEMENTARYUNIT32LABORATORYSAMPLESAMPLETAKENFROMANELEMENTARYUNIT33TESTSPECIMENSPECIMENCUTFROMALABORATORYSAMPLE4PRINCIPLETHEMASSOFATESTSPECIMENOFKNOWNAREAISDETERMINEDTWODIFFERENTSPECIMENSIZESARESPECIFIED,DEPENDINGONTHETYPEOFMATERIALIFTHEMATERIALHASBEENMANUFACTUREDUSINGASOLVENTORIFTHEVOLATILEMATTERCONTENTOFTHEMATERIALISNOTNEGLIGIBLE,THESAMPLEISCONDITIONEDINASPECIFIEDATMOSPHEREBEFORETESTSPECIMENSARETAKENTHERESULTISEXPRESSEDASTHEMASSPERUNITAREACOPYRIGHTINTERNATIONALORGANIZATIONFORSTANDARDIZATIONPROVIDEDBYIHSUNDERLICENSEWITHISONOTFORRESALENOREPRODUCTIONORNETWORKINGPERMITTEDWITHOUTLICENSEFROMIHS,ISO103522010E2ISO2010ALLRIGHTSRESERVED5APPARATUS51BALANCE,GRADUATEDINTENTHSOFGRAMSANDACCURATETO0,5GFORTYPEIAANDTYPEIBSPECIMENS,ORGRADUATEDINMILLIGRAMSANDACCURATETO5MGFORTYPEIIAANDTYPEIIBSPECIMENS52SQUARETEMPLATE,WITHTHEDIMENSIONSGIVENINTABLE1FORTHEMATERIALBEINGTESTED,WITHATOLERANCEOF0,1MMONTHELENGTHOFEACHSIDE53ANCILLARYITEMS,SUCHASASHARPCUTTINGTOOLANDTWEEZERS6CONDITIONINGANDTESTING61CONDITIONING611MATERIALSFORWHICHNOCONDITIONINGISREQUIREDCONDITIONINGISNOTREQUIREDFORTHEFOLLOWINGMATERIALSTHOSEWHICHAREKNOWNTOHAVEBEENMANUFACTUREDWITHOUTUSINGASOLVENTANDTOHAVEBEENSTOREDUNDERCONDITIONSCLOSETOSTANDARDATMOSPHERICCONDITIONSTHOSEFORWHICHTHEVOLATILEMATTERCONTENTISKNOWN,FROMTESTDATA,TOBENEGLIGIBLEANDWHICHAREKNOWNTOHAVEBEENSTOREDUNDERCONDITIONSCLOSETOSTANDARDATMOSPHERICCONDITIONSTHOSEFORWHICHTHEMATERIALSPECIFICATIONSTATESTHATNOCONDITIONINGISREQUIREDAFTERTHELABORATORYSAMPLEHASBEENCUTFROMANELEMENTARYUNIT,THESAMPLESHALLBECOVEREDWITHAPLASTICFILM612CONDITIONINGOFMATERIALSTOREDATAMBIENTTEMPERATUREWITHMATERIALWHICHHASBEENSTOREDATAMBIENTTEMPERATURE,THELABORATORYSAMPLECUTFROMANELEMENTARYUNITSHALLBECONDITIONEDINTHESAMESTANDARDATMOSPHEREASTHATWHICHWILLBEUSEDFORTESTINGSEE621FORAMINIMUMOF2H,UNLESSOTHERWISESPECIFIEDTHELABORATORYSAMPLESHALLBEKEPTCOVEREDWITHITSPROTECTIVEFILMSINASOLVENTRESISTANTBAG613CONDITIONINGOFMATERIALSTOREDATBELOWAMBIENTTEMPERATUREWITHMATERIALWHICHHASBEENSTOREDATTEMPERATURESLOWERTHANAMBIENTTEMPERATURE,THEMATERIALGENERALLYANELEMENTARYUNIT,SUITABLYPACKEDINANAIRTIGHT,SOLVENTRESISTANTBAGTOPREVENTMOISTUREPICKUP,SHALLBEALLOWEDTOREACHAMBIENTTEMPERATUREOVERAPERIODOFTIMEDETERMINEDBYTHEMASSOFTHEPACKAGETHISTIMESHALLNOTBELESSTHAN8H,ANDTHEACTUALTIMESHALLBERECORDEDINTHETESTREPORTWHENTHEMATERIALHASREACHEDAMBIENTTEMPERATURE,THELABORATORYSAMPLECUTFROMTHEELEMENTARYUNITSHALLBECONDITIONEDINTHESAMESTANDARDATMOSPHEREASTHATWHICHWILLBEUSEDFORTESTINGSEE621FORAMINIMUMOF2H,UNLESSOTHERWISESPECIFIEDTHELABORATORYSAMPLESHALLBEKEPTCOVEREDWITHITSPROTECTIVEFILMSINASOLVENTRESISTANTBAG62TESTING621TESTATMOSPHERETHETESTSHALLBECARRIEDOUTINASTANDARDATMOSPHEREASSPECIFIEDINISO291COPYRIGHTINTERNATIONALORGANIZATIONFORSTANDARDIZATIONPROVIDEDBYIHSUNDERLICENSEWITHISONOTFORRESALENOREPRODUCTIONORNETWORKINGPERMITTEDWITHOUTLICENSEFROMIHS,ISO103522010EISO2010ALLRIGHTSRESERVED3622TIMEINTERVALBETWEENCONDITIONINGANDTESTING6221MATERIALSNOTREQUIRINGCONDITIONINGTHEREISNOTIMEINTERVALREQUIREMENTFORTHETHREECATEGORIESOFMATERIALDESCRIBEDIN6116222MATERIALSREQUIRINGCONDITIONINGAFTERCONDITIONING,THETESTSHALLBECARRIEDOUTWITHIN6HUNLESSOTHERWISESPECIFIED,THELABORATORYSAMPLEBEINGKEPTINTHESAMESTANDARDATMOSPHEREASTHATWHICHWILLBEUSEDFORTESTINGUNTILTHETESTISCARRIEDOUTSEE612OR6137TESTSPECIMENS71SHAPEANDDIMENSIONSTHEPREFERREDTESTSPECIMENSHAPEISASQUAREWITHTHEDIMENSIONSGIVENINTABLE1,WHICHDEPENDONTHETYPEOFMATERIALTHEVARIOUSTYPESOFMATERIALGIVENINTABLE1AREDEFINEDASFOLLOWSTYPEIAMATERIALSRELATIVELYHEAVYMATERIALS,SUCHASSHEETMOULDINGCOMPOUNDS,PREIMPREGNATEDMATSANDWOVENPREPREGS,MADEWITHOUTUSINGASOLVENTTYPEIBMATERIALSRELATIVELYHEAVYMATERIALS,SUCHASSHEETMOULDINGCOMPOUNDS,PREIMPREGNATEDMATSANDWOVENPREPREGS,MADEUSINGASOLVENTTYPEIIAMATERIALSRELATIVELYLIGHTMATERIALS,SUCHASUNIDIRECTIONALPREPREGSEGFORAEROSPACEUSE,MADEWITHOUTUSINGASOLVENTTYPEIIBMATERIALSRELATIVELYLIGHTMATERIALS,SUCHASUNIDIRECTIONALPREPREGSEGFORAEROSPACEUSE,MADEUSINGASOLVENTNOTE1APRODUCTIONMETHODWHICHUSESASOLVENTISUSUALLYCALLEDA“WET”METHODANDAPRODUCTIONMETHODWHICHDOESNOTUSEASOLVENTISUSUALLYCALLEDA“DRY”METHODOR“HOTMELT”METHODNOTE2THEDESIGNATIONSTYPEIIAANDTYPEIIBAREUSUALLYUSEDFORRELATIVELYLIGHTWEIGHTMATERIALSTHATREQUIREAMOREACCURATEDETERMINATIONFORSPECIALAPPLICATIONS,RECTANGULARSPECIMENS,ROUNDSPECIMENSORSQUARESPECIMENSOFDIMENSIONSDIFFERENTFROMTHOSEGIVENINTABLE1MAYBEUSEDBYAGREEMENTBETWEENTHEINTERESTEDPARTIESTHESURFACEAREAOFTHESESPECIMENSSHOULDPREFERABLYBEBETWEEN0,04M2AND0,10M2FORTYPEIAANDTYPEIBMATERIALSANDBETWEEN0,01M2AND0,04M2FORTYPEIIAANDTYPEIIBMATERIALSTABLE1PREFERREDSPECIMENSIZESTYPEOFMATERIALDESCRIPTIONOFMATERIALSPECIMENSIZEMIAORIBSHEETMOULDINGCOMPOUNDS,PREIMPREGNATEDMATSANDHEAVYPREIMPREGNATEDFABRICS0,200,20IIAORIIBLIGHTWEIGHTUNIDIRECTIONALPREPREGSANDPREIMPREGNATEDFABRICS0,100,10COPYRIGHTINTERNATIONALORGANIZATIONFORSTANDARDIZATIONPROVIDEDBYIHSUNDERLICENSEWITHISONOTFORRESALENOREPRODUCTIONORNETWORKINGPERMITTEDWITHOUTLICENSEFROMIHS,ISO103522010E4ISO2010ALLRIGHTSRESERVED72NUMBERUNLESSOTHERWISEREQUIREDBYTHEMATERIALSPECIFICATIONORAGREEDBETWEENTHEINTERESTEDPARTIES,THREETESTSPECIMENSSHALLBETAKEN73PREPARATIONTESTSPECIMENSWILLUSUALLYBETAKENFROMTHELABORATORYSAMPLECUTFROMANELEMENTARYUNITCOMPRISINGAROLLORAPACKOFSHEETSIFNECESSARY,TAKINGINTOACCOUNTTHEROLLDIMENSIONSANDTHENUMBEROFSHEETSPERPACK,ANAGREEMENTBETWEENTHEINTERESTEDPARTIESSHALLDEFINEEITHERTHESIZEOFTHELABORATORYSAMPLETOBETAKENFROMEACHELEMENTARYUNITOROTHERINFORMATIONSUCHASTHENUMBEROFSPECIMENSANDTHEIRLOCATIONWITHINTHELABORATORYSAMPLETHESPECIMENSSHALLBETAKENUNIFORMLYACROSSTHEROLLORSHEETANDCUTPERPENDICULARLYTOTHEEDGESOFTHESHEETTHESPECIMENSSHALLBETAKENATLEAST50MMAWAYFROMTHEEDGESOFTHEROLLORSHEETANDFROMANYFOLDSORCREASESINTHEROLLORSHEETINTHECASEOFANEDGETRIMMEDROLLORSHEETWITHOUTFOLDSORCREASES,THESPECIMENSMAYBETAKENFROMTHEEDGEOFROLLORSHEETSEEFIGURE3TYPICALCUTTINGPLANSARESHOWNINFIGURES1,2AND3NOTEINPRACTICE,THELOCATIONSFROMWHICHTHESPECIMENSARETAKENWILLUSUALLYBESPECIFIEDBYTHEMATERIALSPECIFICATIONORBEAGREEDBETWEENTHEINTERESTEDPARTIES8PROCEDURE81MATERIALSMADEWITHOUTUSINGASOLVENTCUTTHETESTSPECIMENSFROMEACHLABORATORYSAMPLEUSINGTHETEMPLATE52ANDASUITABLECUTTINGTOOLSEE53TOENSURECONSISTENCYINTHESPECIMENDIMENSIONS,ITISIMPORTANTTHATPRECISEINSTRUCTIONSCONCERNINGTHECUTTINGOPERATIONBEGIVENTOTHEOPERATORAFTERREMOVINGTHEPROTECTIVEFILMS,WEIGHEACHSPECIMENANDRECORDTHEMASSM0TOTHENEAREST0,1GFORTYPEIAMATERIALSORTOTHENEAREST1MGFORTYPEIIAMATERIALS82MATERIALSMADEUSINGASOLVENTONCOMPLETIONOFCONDITIONING,CUTTHETESTSPECIMENSFROMEACHLABORATORYSAMPLEUSINGTHETEMPLATE52ANDASUITABLECUTTINGTOOLSEE53TOENSURECONSISTENCYINTHESPECIMENDIMENSIONS,ITISIMPORTANTTHATPRECISEINSTRUCTIONSCONCERNINGTHECUTTINGOPERATIONBEGIVENTOTHEOPERATORWEIGHEACHTESTSPECIMEN,WITHITSPROTECTIVEFILMS,ANDRECORDTHEMASSM1TOTHENEAREST0,1GFORTYPEIBMATERIALSORTOTHENEAREST1MGFORTYPEIIBMATERIALSREMOVE,THENWEIGH,THEPROTECTIVEFILMSANDRECORDTHEMASSM2TOTHENEAREST0,1GFORTYPEIBMATERIALSORTOTHENEAREST1MGFORTYPEIIBMATERIALSENSURETHATALLTHEFILMISREMOVEDFROMASPECIMENBEFOREWEIGHINGTHEFILMTOGETHERWITHANYMATERIALATTACHEDTOITCOPYRIGHTINTERNATIONALORGANIZATIONFORSTANDARDIZATIONPROVIDEDBYIHSUNDERLICENSEWITHISONOTFORRESALENOREPRODUCTIONORNETWORKINGPERMITTEDWITHOUTLICENSEFROMIHS,ISO103522010EISO2010ALLRIGHTSRESERVED5IMPORTANTPERFORMTHEWEIGHINGSIMMEDIATELYAFTERCUTTINGOUTTHETESTSPECIMENS,SOTHATTHERESULTWILLNOTBEINFLUENCEDBYLOSSOFVOLATILEMATTERDUETOADELAYBETWEENTHISOPERATIONANDTHEWEIGHINGSIFTHEPROTECTIVEFILMSCANBEREMOVEDWITHOUTANYMATERIALADHERINGTOTHEM,THESPECIMENSMAYBEWEIGHEDDIRECTLYWITHOUTTHEIRFILMS9EXPRESSIONOFRESULTS91MATERIALSMADEWITHOUTUSINGASOLVENTTHEMASSPERUNITAREA,A,EXPRESSEDINGRAMSPERSQUAREMETRE,ISGIVENBYTHEEQUATION0AMAWHEREM0ISTHEMASS,INGRAMS,OFTHETESTSPECIMENWITHOUTITSPROTECTIVEFILMSAISTHESURFACEAREA,INSQUAREMETRES,OFTHETESTSPECIMENSEE71REPORTASTHETESTRESULTTHEARITHMETICMEANOFTHEVALUESOFAOBTAINEDFORALLTHETESTSPECIMENSCUTFROMTHATPARTICULARLABORATORYSAMPLEIEORIGINATINGFROMAPARTICULARELEMENTARYUNIT92MATERIALSMADEUSINGASOLVENTTHEMASSPERUNITAREA,A,EXPRESSEDINGRAMSPERSQUAREMETRE,ISGIVENBYTHEEQUATION12AMMAWHEREM1ISTHEMASS,INGRAMS,OFTHETESTSPECIMENWITHITSPROTECTIVEFILMSM2ISTHEMASS,INGRAMS,OFTHEPROTECTIVEFILMSAISTHESURFACEAREA,INSQUAREMETRES,OFTHETESTSPECIMENSEE71REPORTASTHETESTRESULTTHEARITHMETICMEANOFTHEVALUESOFAOBTAINEDFORALLTHETESTSPECIMENSCUTFROMTHATPARTICULARLABORATORYSAMPLEIEORIGINATINGFROMAPARTICULARELEMENTARYUNIT10PRECISIONTHEPRECISIONOFTHISTESTMETHODISNOTKNOWNBECAUSEINTERLABORATORYDATAARENOTAVAILABLEWHENINTERLABORATORYDATAAREOBTAINED,APRECISIONSTATEMENTWILLBEADDEDATTHEFOLLOWINGREVISIONCOPYRIGHTINTERNATIONALORGANIZATIONFORSTANDARDIZATIONPROVIDEDBYIHSUNDERLICENSEWITHISONOTFORRESALENOREPRODUCTIONORNETWORKINGPERMITTEDWITHOUTLICENSEFROMIHS,IS
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 纪委监委舆情管理办法
- 企业安全知识培训讲师课件
- 2025年深入贯彻中央八项规定精神学习教育应知应会试题及答案
- 出租屋灭火安全培训课件
- 企业安全工作培训会课件
- 出海安全培训课件
- 无人机信号安全管控技术-洞察及研究
- 2025国家能源集团内蒙古上海庙发电有限公司煤炭买卖合同
- 企业安全培训资料模板课件
- 出口退税课件介绍
- 2023广东惠州市惠城区桥西街道办事处招聘治安队员、党建联络员、社区“两委”班子储备人选笔试通告笔试备考题库及答案解析
- 《现代汉语》(增订6版)笔记和课后习题(含考研真题)详解
- 碳水化合物计算2
- 2022年贵州省贵阳市中考语文试卷及答案
- 开学第一课课件-外研版七年级英语上册
- GB/T 13912-2020金属覆盖层钢铁制件热浸镀锌层技术要求及试验方法
- “探究”测定某种食物中的能量实验报告单
- 羊奶的营养价值(课堂PPT)
- 最新海关AEO高级认证培训课件
- 食品工艺学夏文水课件
- 选矿厂安全风险分级管控表
评论
0/150
提交评论