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JJF (纺织) 058-2006 加弹丝测试仪校准规范

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标准名称:加弹丝测试仪校准规范
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【英文标准名称】:Informationtechnology-JPEG2000imagecodingsystem:AnentrylevelJPEG2000encoder
【原文标准名称】:信息技术.JPEG2000图像编码系统.入门级JPEG2000编码器
【标准号】:ISO/IEC15444-13-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-07
【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/IECJTC1/SC29
【标准类型】:()
【标准水平】:()
【中文主题词】:编码(数据转换);压缩;计算机制图;数据压缩;数据处理;定义;数字数据;图形数据处理;图像处理;信息技术;JPEG
【英文主题词】:Coding(dataconversion);Compression;Computergraphics;Datacompression;Dataprocessing;Definitions;Digitaldata;Graphicdataprocessing;Imageprocessing;Informationtechnology;JPEG
【摘要】:ThisRecommendation[InternationalStandardwasdevelopedbytheJointPhotographicExpertsGroup(JPEG),thejointISO/I-TUcommitteeresponsiblefordevelopingstandardsforcontinuous-tonestillpicturecoding.ItalsoreferstotheRecommendations;InternationalStandardsproducedbythiscommittee:ITU-TRec.T.81;ISO/IEC10918-l,ITU-TRecT.83;ISO/IEC10918-2,ITU-TRec.T.84;ISO/IEC10918-3andITU-TRec.T.87;ISO/IEC14495-1.
【中国标准分类号】:L71
【国际标准分类号】:35_040
【页数】:58P.;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforTestingWaterResistanceofCoatingsUsingWaterFogApparatus
【原文标准名称】:用水雾仪进行涂层耐水性试验的标准实施规程
【标准号】:ASTMD1735-2008
【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】:D01.27
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:adhesion;blistering;resistance-water;rust;waterfog;Adhesion--paints/relatedcoatings/materials;Exposuretests--organiccoatings;Acceleratedweathering;Blistering;Organiccoatings;Outdoorweathering;Rust;Waterfogtest;Waterresistance
【摘要】:Watercancausethedegradationofcoatings,soknowledgeofhowacoatingresistswaterishelpfulinpredictingitsservicelife.Failureinwaterfogtestsmaybecausedbyanumberoffactors,includingadeficiencyinthecoatingitself,contaminationofthesubstrate,orinadequatesurfacepreparation.Thetestisthereforeusefulforevaluatingcoatingsaloneorcompletecoatingsystems.Waterfogtestsareusedforresearchanddevelopmentofcoatingsandsubstratetreatments,specificationacceptance,andqualitycontrolinmanufacturing.Thesetestsusuallyresultinapassorfaildetermination,butthedegreeoffailuremayalsobemeasured.Acoatingsystemisconsideredtopassifthereisnoevidenceofwater-relatedfailureafteraspecifiedperiodoftime.Resultsobtainedfromtheuseofwaterfogtestsinaccordancewiththispracticeshouldnotberepresentedasbeingequivalenttoaperiodofexposuretowaterinthenaturalenvironment,untilthedegreeofquantitativecorrelationhasbeenestablishedforthecoatingorcoatingsystem.ThetestapparatusissimilartothatusedinPracticeB117,andtheconversionoftheapparatusfromsaltspraytowaterfogtestingisfeasible.Careshouldbetakentoremovealltracesofthesaltfromthecabinetandreservoirwhenconvertingfromsaltspraytowaterfogtesting.1.1Thispracticecoversthebasicprinciplesandoperatingproceduresfortestingwaterresistanceofcoatingsinanapparatussimilartothatusedforsaltspraytesting.1.2Thispracticeislimitedtothemethodsofobtaining,measuring,andcontrollingtheconditionsandproceduresofwaterfogtests.Itdoesnotspecifyspecimenpreparation,specifictestconditions,orevaluationofresults.Note18212;AlternativepracticesfortestingthewaterresistanceofcoatingsincludePracticesD870,D2247,andD4585.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityofwhoeverusesthisstandardtoconsultandestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:25_220_20
【页数】:3P.;A4
【正文语种】:英语