EN 13766-2010 液化石油气和液化天然气输送热塑性多层(非硫化)软管和软管组件.规范.德文版本EN13766-2010
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【英文标准名称】:Thermoplasticmulti-layer(non-vulcanized)hosesandhoseassembliesforthetransferofliquidpetroleumgasandliquefiednaturalgas-Specification;GermanversionEN13766:2010
【原文标准名称】:液化石油气和液化天然气输送热塑性多层(非硫化)软管和软管组件.规范.德文版本EN13766-2010
【标准号】:EN13766-2010
【标准状态】:现行
【国别】:
【发布日期】:2010-11
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:药液;尺寸规格;柔性管;煤气生产;燃气技术;气体的;软管组件;液化天然气;液化石油气;液体;作标记;多层;天然气;天然气工业;石油工业;塑料软管;压力管;橡胶软管;橡胶包覆电缆;规范(验收);储存;支撑物;试验;热塑性聚合物;传递;阀门
【英文主题词】:Chemicals;Dimensions;Flexiblepipes;Gasproduction;Gastechnology;Gaseous;Hoseassemblies;Liquefiednaturalgas;Liquefiedpetroleumgas;Liquid;Marking;Multi-layer;Naturalgas;Naturalgasindustries;Oilindustries;Plasticshose;Pressurepipes;Rubberhoses;Rubber-sheathedcables;Specification(approval);Storage;Supports;Testing;Thermoplasticpolymers;Transfer;Valves
【摘要】:
【中国标准分类号】:E98
【国际标准分类号】:23_040_70
【页数】:25P;A4
【正文语种】:英语
Product Code:SAE AS3236
Title:Bolt, Machine - Double Hexagon Extended Washer Head, PD Shank, Cres, UNS N07718, 185 ksi min, .1900-32 UNJF-3A
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:No scope available【英文标准名称】:StandardGuideforSensoryEvaluationMethodstoDeterminetheSensoryShelfLifeofConsumerProducts
【原文标准名称】:测定消费者产品感官品质保存期的感官评定方法标准指南
【标准号】:ASTME2454-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:E18.05
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:消费者;评定;感官分析;储存期限
【英文主题词】:flavorstabilitytesting;sensorychangesduringstorage;sensorychangesovertime;shelflifetesting
【摘要】:1.1Thisguideprovidesappropriatesensorytestingapproachesandpossibledecisioncriteriaforestablishingsensoryshelflifeofconsumerproducts.Itdescribesresearchconsiderationsincluding:productselectionandhandling,appropriateapplicationofvarioussensorytestmethods,selectionoftestintervals,anddataanalysistechniquesforthedeterminationofaproductsshelflifeend-point.Assuch,thisdocumentcoversshelflifestudiesdesignedtoidentifythesensoryend-pointofaproductslifetomanagebusinessriskandmeetbusinessneeds.Thisguidewillfocusonthepracticalconsiderationsandapproaches,risks,andcriteriathatmustbeconsideredindesigning,executing,andinterpretingshelfliferesults.1.2Sensoryshelflifeisthetimeperiodduringwhichtheproductssensorycharacteristicsandperformanceareasintendedbythemanufacturer.Theproductisconsumableorusableduringthisperiod,providingtheend-userwiththeintendedsensorycharacteristics,performance,andbenefits.Afterthisperiod,however,theproducthascharacteristicsorattributesthatarenotasintended,oritdoesnotperformthesamefunctionsasfreshproductsorthoseselectedbeforetheendofshelflife.1.3Thegoalofallshelflifedeterminationistoestimatethetimeatwhichaconsumerproductisnolongerusable,unfitforconsumption,ornolongerhastheintendedsensorycharacteristics.Thedeterminationofasensoryend-pointisafunctionofthecriteriaselected,thetestmethodused,andsamplingrisk.Thethreefollowingtestmethodsaremostcommonlyused:(1)discrimination,(2)descriptive,and(3)affective.Researchershavetoselectcriteriaandmethodsthatbestsuitthebusinessrisksassociatedwiththeselectionofafinalshelflifeendpoint.1.4Researchtechniquesdesignedtoidentifythecausesofsensoryshelflifechangesortodeveloppredictivemodelsofshelflifearebeyondthescopeofthisdocument.Theseincludetheapplicationofregressionanalysistodevelopstatisticalmodelsdesignedtopredictsensoryshelflife,studiesthatassesstheimpactofvariousstorageconditions,packagingmaterials,orproductformulationsontheshelflifeofproducts,andstudiesdesignedtoidentifythecausesofchangesinproductattributesovertime.However,manyoftheresearchmethods,experimentaldesignconsiderations,anddataanalysistechniquesdiscussedinthisdocumentcanbeappliedtotheseothertypesofshelflife-relatedresearch.1.5Thisguideisnotintendedtoprovideadetaileddescriptionofhowtoconductreliablesensorytesting.Itassumesknowledgeofbasicsensoryandstatisticalanalysistechniques,focusinginsteadonspecialconsiderationsforthespecificapplicationofsensorytestingmethodtoshelflifedetermination.
【中国标准分类号】:A12
【国际标准分类号】:03_080_30
【页数】:9P.;A4
【正文语种】:
