QB/T 1057-1998 纸与纸板耐破度仪
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来源:标准资料网
基本信息
标准名称: | 纸与纸板耐破度仪 |
中标分类: |
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替代情况: | QB 1057-1991;被QB/T 1057-2004代替 |
发布日期: | 1998-05-14 |
实施日期: | 1999-03-01 |
首发日期: | |
作废日期: | 2005-01-01 |
出版日期: | |
页数: | 7页 |
适用范围
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前言
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引用标准
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所属分类:
【英文标准名称】:Samplingproceduresforinspectionbyattributes-Part4:Proceduresforassessmentofdeclaredqualitylevels
【原文标准名称】:计数抽样检验程序.第4部分:声明质量级的评定程序
【标准号】:ISO2859-4-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-08
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC69
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;合格试验;统计方法分析;验收试验;计数检查;误差极限;验收;抽样方法;缺陷;验收样品检验;抽样表;抽样计划;检验;评定;评定;质量控制
【英文主题词】:Acceptance;Acceptancesampleinspection;Acceptancetests;Assessment;Conformitytesting;Defects;Definitions;Errorlimit;Evaluations;Inspection;Inspectionbyattributes;Multilingual;Qualitycontrol;Qualitymanagement;Samplingmethods;Samplingplan;Samplingtables;Statisticalmethodsofanalysis
【摘要】:ThispartofISO2859establishessamplingplansandproceduresthatcanbeusedtoassesswhetherthequalitylevelofanentity(lot,process,etc)conformstoadeclaredvalue.Thesamplingplanshavebeendevisedsoastoobtainariskoflessthan5%ofcontradictingacorrectdeclaredqualitylevel.Theriskis10%offailingtocontradictanincorrectdeclaredqualitylevelwhichisrelatedtothelimitingqualityratio(seeclause4).Samplingplansareprovidedcorrespondingtothreelevelsofdiscriminatoryability.IncontrasttotheproceduresintheotherpartsofISO2859,theproceduresinthispartofISO2859arenotapplicabletoacceptanceassessmentoflots.Generally,thebalancingoftherisksofreachingincorrectconclusionsinassessmentprocedureswilldifferfromthebalancingintheproceduresforacceptancesampling.ThispartofISO2859maybeusedforvariousformsofqualityinspectioninsituationswhereobjectiveevidenceofconformitytosomedeclaredqualitylevelistobeprovidedbymeansofinspectionofasample.Theproceduresareapplicabletoentitiessuchaslots,processoutput,etc.thatallowrandomsamplesofindividualitemstobetakenfromtheentity.ThesamplingplansprovidedinthispartofISO2859areapplicable,butnotlimited,toinspectionofavarietyofproductssuchas—enditems;—componentsandrawmaterials;—operations;—materialsinprocess;—suppliesinstorage;—maintenanceoperations;—dataorrecords;—administrativeprocedures.Theproceduresareprimarilyintendedtobeusedwhenthequantityofinterestisthenumberorfractionofnonconformingitemsforwhichtheinspecteditemsareclassifiedasconformingornoneonforming.Withminorchanges,theproceduresmayalsobeusedwhenthequantityofinterestisthenumberofnonconformitiesornumberofnonconformitiesperitem.Thenecessarychangesare:—replacementof"numberofnonconformingitems"by"numberofnonconformities";—replacementof"percentnonconformingitems"by"nonconformitiesper100items".InthiscasethevaluesgiveninTables2to7areonlyapproximations.
【中国标准分类号】:A00
【国际标准分类号】:03_120_30
【页数】:12P;A4
【正文语种】:英语
【英文标准名称】:Waterquality.Physical,chemicalandbiochemicalmethods.Determinationofammonium:manualspectrometricmethod
【原文标准名称】:水质.第2部分:物理、化学和生物化学方法.第11节铵的测定:人工光谱测定法
【标准号】:BS6068Sec.2.11-1984
【标准状态】:作废
【国别】:英国
【发布日期】:1984-12-31
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【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】:P40;Z16
【国际标准分类号】:
【页数】:10P;A4
【正文语种】:英语