JIS C9335-2-37-2001 家用和类似电气设备的安全性.第2-37部分:商用电油炸锅的特殊要求
作者:标准资料网 时间:2024-05-19 08:18:12 浏览:8805
来源:标准资料网
【英文标准名称】:Safetyofhouseholdandsimilarelectricalappliances--Part2-37:Particularrequirementsforcommercialelectricdeepfatfryers
【原文标准名称】:家用和类似电气设备的安全性.第2-37部分:商用电油炸锅的特殊要求
【标准号】:JISC9335-2-37-2001
【标准状态】:作废
【国别】:日本
【发布日期】:2001-12-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:TechnicalCommitteeonElectricityTechnology
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:Y63
【国际标准分类号】:13_260;29_020;97_040_20
【页数】:20P;A4
【正文语种】:日语
基本信息
| 标准名称： | 压套螺母 |
| 中标分类： |
机械 >>
通用零部件 >>
阀门 |
| 替代情况： | 替代JB 1706-1975;被JB/T 1700-2008代替 |
| 发布部门： | 机械电子工业部合肥通用机械研究所 |
| 发布日期： | 1991-07-22 |
| 实施日期： | 1992-07-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 2008-07-01 |
| 归口单位： | 机械电子工业部合肥通用机械研究所 |
| 出版日期： | 1900-01-01 |
| 页数： | 2页 |
适用范围
本标准规定了压套螺母的结构型式、尺寸和技术要求。
前言
没有内容
目录
没有内容
引用标准
没有内容
所属分类： 机械 通用零部件 阀门
【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
