【英文标准名称】:Methodsofanalysisoffatsandfattyoils.Othermethods.Determinationofleadcontent.Graphitefurnaceatomicabsorptionmethod
【原文标准名称】:脂肪和脂肪油分析方法.第2部分：其他方法.第21节：铅含量的测定.石墨炉原子吸收方法
【标准号】:BS684-2.21-1995
【标准状态】:作废
【国别】:英国
【发布日期】:1995-03-15
【实施或试行日期】:1995-03-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:再现性;食品检验;动物油;植物脂肪;油;植物油;脂肪;动物脂肪;原子吸收分光光度测定法;铅;含量测定;试样
【英文主题词】:animalfats;vegetablefats;reproducibility;animaloils;oils;vegetableoils;testspecimens;lead;foodtesting;determinationofcontent;atomicabsorptionspectrophotometry;fats
【摘要】:
【中国标准分类号】:X14
【国际标准分类号】:67_200_10
【页数】:10P.;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforExtensometersUsedinRock
【原文标准名称】:岩石用变形计
【标准号】:ASTMD4403-1984(2005)
【标准状态】:现行
【国别】:
【发布日期】:1984
【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】:D18.23
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:天然石料;砌块;岩石;应变仪;工艺;建筑;施工材料;石
【英文主题词】:convergence;dataanalysts;deformation;displacement;extensometers;fieldtesting;installation;monitoring;rock;settlement;tunnels;undergroundenvironments
【摘要】:Extensometersarewidelyusedinthefieldofengineeringandincludemostdevicesusedtomeasuredisplacements,separation,settlements,convergence,andthelike.Fortunnelinstrumentation,extensometersaregenerallyusedtomeasureroofandsidewallmovementsandtolocatethetensionarchzonesurroundingthetunnelopening.Extensometersarealsousedextensivelyassafetymonitoringdevicesintunnels,inundergroundcavities,onpotentiallyunstableslopes,andinmonitoringtheperformanceofrocksupportsystems.Anextensometershouldbeselectedonthebasisofitsintendeduse,theprecisenessofthemeasurementrequired,theanticipatedrangeofdeformation,andthedetailsaccompanyinginstallation.Nosingleinstrumentissuitableforallapplications.1.1Thispracticecoversthedescription,application,selection,installation,datacollecting,anddatareductionofthevarioustypesofextensometersusedinthefieldofrockmechanics.1.2LimitationsofeachtypeofextensometersystemarecoveredinSection.1.3Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIvaluesgiveninparenthesesareprovidedforinformationpurposesonly.1.4Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.1.5Thispracticeoffersasetofinstructionsforperformingoneormorespecificoperations.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthisguidemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.Theword"Standard"inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P13
【国际标准分类号】:93_020
【页数】:10P.;A4
【正文语种】: