DIN 74086-1996 道路车辆.挂车运行静负荷
作者:标准资料网 时间:2024-05-05 22:11:31 浏览:8398
来源:标准资料网
【英文标准名称】:Roadvehicles-Staticloadfortrailersinoperation
【原文标准名称】:道路车辆.挂车运行静负荷
【标准号】:DIN74086-1996
【标准状态】:现行
【国别】:德国
【发布日期】:1996-04
【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】:牵引车;用户信息;挂车;道路车辆;离合器;静荷载;定义;摩托车;负荷
【英文主题词】:Ballcouplings;Caravans;Clutches;Couplingballs;Definition;Definitions;Loading;Measurement;Motorvehicles;Roadvehicles;Staticloading;Supportedload;Towingvehicles;Trailers;Userinformation
【摘要】:Limitingvaluesfortheactualandallowablestaticloadaregiven.
【中国标准分类号】:T70
【国际标准分类号】:43_040_70
【页数】:2P;A4
【正文语种】:德语
基本信息
| 标准名称： | 舰船用活塞隔离式蓄能器规范 |
| 英文名称： | Specifications for hydraulic accumulator with piston type separating of naval ships |
| 中标分类： |
船舶 >>
船舶管路附件 >>
船用液压、气动元件及附件 |
| ICS分类： |
造船和海上建筑物 >>
船舶和海上建筑物综合 >>
造船用材料和零件
|
| 发布日期： | 1900-01-01 |
| 实施日期： | 2003-02-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 出版日期： | 1900-01-01 |
| 页数： | 15页 |
适用范围
没有内容
前言
没有内容
目录
没有内容
引用标准
没有内容
所属分类： 船舶 船舶管路附件 船用液压 气动元件及附件 造船和海上建筑物 船舶和海上建筑物综合 造船用材料和零件
【英文标准名称】:StandardPracticeforEstimationofMeasurementUncertaintyforDatafromRegression-basedMethods
【原文标准名称】:基于回归方法从预测不确定度获得数据的标准指南
【标准号】:ASTMD7366-2008
【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】:D19.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:measurementuncertainty;regression-basedmethods;calibration;predictioninterval;confidencelevel
【摘要】:Appropriateapplicationofthispracticeshouldresultinanestimateofthetest-methodx2019;suncertainty(atanyconcentrationwithintheworkingrange),whichcanbecomparedwithdata-qualityobjectivestoseeiftheuncertaintyisacceptable.Withdatasetsthatcomparerecoveredconcentrationwithtrueconcentration,theresultingregressionplotallowsthecorrectionoftherecoverydatatotruevalues.Reportingofsuchcorrectionsisatthediscretionoftheuser.Thispracticeshouldbeusedtoestimatethemeasurementuncertaintyforanyapplicationofatestmethodwheremeasurementuncertaintyisimportanttodatause.1.1ThispracticeestablishesastandardforcomputingthemeasurementuncertaintyforapplicabletestmethodsinCommitteeD19onWater.Thepracticedoesnotprovideasingle-pointestimatefortheentireworkingrange,butratherrelatestheuncertaintytoconcentration.Thestatisticaltechniqueofregressionisemployedduringdataanalysis.1.2Applicabletestmethodsarethosewhoseresultscomefromregression-basedmethodsandwhosedataareintra-laboratory(notinter-laboratorydata,suchasresultfromround-robinstudies).Foreachanalysisconductedusingsuchamethod,itisassumedthatafixed,reproducibleamountofsampleisintroduced.1.3Calculationofthemeasurementuncertaintyinvolvestheanalysisofdatacollectedtohelpcharacterizetheanalyticalmethodoveranappropriateconcentrationrange.Examplesourcesofdatainclude:1)calibrationstudies(whichmayormaynotbeconductedinpuresolvent),2)recoverystudies(whichtypicallyareconductedinmatrixandincludeallsample-preparationsteps),and3)collectionsofdataobtainedaspartofthemethodx2019;songoingQualityControlprogram.Useofmultipleinstruments,multipleoperators,orboth,andfield-samplingprotocolsmayormaynotbereflectedinthedata.1.4Inanydesignedstudywhosedataaretobeusedtocalculatemethoduncertainty,theusershouldthinkcarefullyaboutwhatthestudyistryingtoaccomplishandmuchvariationshouldbeincorporatedintothestudy.Generalguidanceondesigningstudies(forexample,calibration,recovery)isgiveninAppendixA.Detailedguidelinesonsourcesofvariationareoutsidethescopeofthispractice,butgeneralpointstoconsiderareincludedinAppendixB,whichisnotintendedtobeexhaustive.Withanystudy,theusermustthinkcarefullyaboutthefactorsinvolvedwithconductingtheanalysis,andmustrealizethatthecomputedmeasurementuncertaintywillreflectthequalityoftheinputdata.1.5Associatedwiththemeasurementuncertaintyisauser-chosenlevelofstatisticalconfidence.1.6Atanyconcentrationintheworkingrange,themeasurementuncertaintyisplus-or-minusthehalf-widthofthepredictionintervalassociatedwiththeregressionline.1.7Itisassumedthattheuserhasaccesstoastatisticalsoftwarepackageforperformingregression.Astatisticianshouldbeconsultedifassistanceisneededinselectingsuchaprogram.1.8Astatisticianalsoshouldbeconsultedifdatatransformationsarebeingconsidered.1.9Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_45
【页数】:7P.;A4
【正文语种】:英语
