DB23/T 1158-2007 奶山羊饲养管理技术规程
作者:标准资料网 时间:2024-05-21 04:23:22 浏览:9497
来源:标准资料网
基本信息
| 标准名称： | 奶山羊饲养管理技术规程 |
| 发布部门： | 黑龙江省质量技术监督局 |
| 发布日期： | 2007-06-28 |
| 实施日期： | 2007-07-28 |
| 首发日期： | |
| 作废日期： | |
| 主管部门： | 黑龙江省质量技术监督局 |
| 出版社： | 中国标准出版社 |
| 出版日期： | 2007-07-28 |
适用范围
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前言
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目录
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引用标准
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所属分类： 综合 标准化管理与一般规定 标准化 质量管理 社会学 服务 公司(企业)的组织和管理 行政 运输 质量 质量管理和质量保证
【英文标准名称】:
【原文标准名称】:混凝土砌块
【标准号】:JISA5323-1993
【标准状态】:作废
【国别】:日本
【发布日期】:1993-03-01
【实施或试行日期】:1993-03-01
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:砌块;墙;混凝土;挡土墙
【英文主题词】:
【摘要】:
【中国标准分类号】:Q14
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:StandardGuideforAbrasionResistanceofTextileFabrics(UniformAbrasion)
【原文标准名称】:针织织物耐磨损性的(均匀磨损法)的标准指南
【标准号】:ASTMD4158-2008
【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】:D13.60
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:abrasion;abrasionresistance;carpets;floorcoverings;nonwoven;pile;rugs;textile;textilefabrics;uniform;yarn;Abrasionresistance--textilefabrics/fibers;Nonwoventextilefabrics;Uniformabrasionmethod;Abrasionresistance--textile
【摘要】:Theresistancetoabrasionoftextilematerialsisaffectedbymanyfactorsinacomplexmanner.Theresultsobtainedfromtheuseofthisinstrumentassistinevaluatingthesefactorsrelativetothewearserviceabilityofthefinaltextileproductinspecificenduses.Theresistancetoabrasionisaffectedbymanyfactorsthatincludetheinherentmechanicalpropertiesofthefibers;thedimensionsofthefibers;thestructureoftheyarns;theconstructionofthefabrics;thetype,kind,amountoftreatmentaddedtothefibers,yarnsorfabric;thenatureoftheabradant;thetensiononthespecimen;thepressurebetweenthespecimenandtheabradant;andthedimensionalchangesinthespecimen.Experiencehasshowninmanyinstances,thatrelativeresultsobtainedwiththisinstrumentwhenusedonaseriesoffabrics,agreedwiththoseobtainedbaseduponperformanceinenduse.However,cautionisadvisedbecauseanomalousresultsmayoccurduetouncontrolledfactorsinmanufacturingorotherprocesses.Specificinstanceshavebeendescribed.,,,Inanyevent,anomalousresultsshouldbestudiedtofurtherunderstandthecomplexbehaviorthatmayoccurasaresultofabrasionthatmayinturnassistinthedevelopmentofmoredurablefabrics.Testingsomespecimensunderx201C;wetx201D;conditionscanaddanotherdimensiontotheevaluationofsometextiles.Suchtestingunderx201C;wetx201D;conditionscanhelpascertaintheeffectofchangesinafabric''sresistancetoabrasionwhenitbecomeswet.Thistestcanalsoincreasetheuniformityoftheabradingactionbywashingawayabrasiondebrisandpreventingthebuildupofbrokenfibersthatcaninterferewiththeproperprogressionofthetests.Thistestisusedasaguideinevaluatingtextilesinqualitycontrolandinresearch.Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestsshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,thetestsamplesshouldbeusedthatareashomogenousaspossible,thataredrawnfromthematerialfromwhichthedisparatetestresultswereobtained,andthatarerandomlyassignedinequalnumberstoeachlaboratoryfortesting.Otherfabricswithestablishedtestvaluesmaybeusedforthispurpose.Thetestresultsfromthetwolaboratoriesshouldbecomparedusingastatisticaltestforunpaireddata,ataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheracausemustbefoundandcorrected,orfuturetestresultsmustbeadjustedinconsiderationoftheknownbias.Thistestisuniqueandissignificantlydifferentfromanyotherexistingabradingtest.Thisguidemayalsobeusedasatechniqueforpretreatingmaterialforsubsequenttesting.Forexample,apredeterminednumberofabrasioncyclesatspecifiedtestconditionsmaybeperformedonaseriesofspecimens,whicharethensubjectedtoastrengthorbarrierperformancetest.Theresistanceoftextilematerialstoabrasionasmeasuredbythisguidedoesnotincludeallthefactorswhichaccountforwearperformanceordurabilityinactualuse.Whilethex201C;abrasionresistancex201D;statedintermsofthenumberofcyclesandx201C;durabilityx201D;(definedastheabilitytowithstanddeteriorationorwearingoutinuse,includingtheeffectsofabrasion)arefrequentlyrelated.Therelationshipvarieswithdifferentenduses,anddifferentfactorsmaybenecessaryi......
