DIN EN 2349-402-2007 航空航天系列.继电器和接触器的要求和试验过程.第402部分:盐喷雾腐蚀

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【英文标准名称】:Aerospaceseries-Requirementsandtestproceduresforrelaysandcontactors-Part402:Corrosion,saltspray;GermanandEnglishversionEN2349-402:2006
【原文标准名称】:航空航天系列.继电器和接触器的要求和试验过程.第402部分:盐喷雾腐蚀
【标准号】:DINEN2349-402-2007
【标准状态】:现行
【国别】:德国
【发布日期】:2007-05
【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】:航空航天运输;航空运输;接触器;腐蚀;耐腐蚀性;电气工程;检验;多语种的;继电器;盐雾;盐雾试验;航天运输;规范(验收);开关设备;测试
【英文主题词】:Aerospacetransport;Airtransport;Contactors;Corrosion;Corrosionresistance;Electricalengineering;Inspection;Multilingual;Relays;Saltmist;Saltmisttest;Spacetransport;Specification(approval);Swit
【摘要】:
【中国标准分类号】:V40
【国际标准分类号】:49_060
【页数】:10P.;A4
【正文语种】:多种语言


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【英文标准名称】:StandardGuideforSelectionofSimulationApproachesinGeostatisticalSiteInvestigations
【原文标准名称】:地质现场调查中模拟近似法选择的标准指南
【标准号】:ASTMD5924-1996(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:1996
【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】:D18.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:estimation;geostatistics;kriging;simulation;Geostatisticalsiteinvestigation;Geologicalinvestigations;Krigingmethods;Simulationtesting;Siteidentification/investigation/selection
【摘要】:Thisguideisintendedtoencourageconsistencyandthoroughnessintheapplicationofgeostatisticalsimulationtoenvironmental,geotechnical,andhydrogeologicalsiteinvestigations.Thisguidemaybeusedtoassistthoseperformingasimulationstudyorasanexplanationofproceduresforqualifiednonparticipantswhomaybereviewingorauditingthestudy.ThisguideshouldbeusedinconjunctionwithGuidesD5549,D5922,andD5923.Thisguidedescribesconditionsforwhichsimulationorparticularsimulationapproachesarerecommended.However,theseapproachesarenotnecessarilyinappropriateifthestatedconditionsarenotencountered.1.1Thisguidecoverstheconditionsthatdeterminetheselectionofasuitablesimulationapproachforasiteinvestigationproblem.Alternativesimulationapproachesconsideredhereareconditionalandnonconditional,indicatorandGaussian,singleandmultiplerealization,point,andblock.1.2Thisguidedescribestheconditionsforwhichtheuseofsimulationisanappropriatealternativetotheuseofestimationingeostatisticalsiteinvestigations.1.3Thisguidedoesnotdiscussthebasicprinciplesofgeostatistics.IntroductionstogeostatisticsmaybefoundinnumeroustextsincludingRefs(1-3).1.4Thisguideisconcernedwithgeneralsimulationapproachesonlyanddoesnotdiscussparticularsimulationalgorithmscurrentlyinuse.ThesearedescribedinRefs(4-6).1.5Thisguideoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthisguidemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.Thewordx201C;Standardx201D;inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.
【中国标准分类号】:P13
【国际标准分类号】:07_060
【页数】:3P.;A4
【正文语种】:英语