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NY/T 1928.1-2010 轮式拖拉机 修理质量 第1部分:皮带传动轮式拖拉机

作者:标准资料网 时间:2024-05-29 21:25:13  浏览:9193   来源:标准资料网
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基本信息
标准名称:轮式拖拉机 修理质量 第1部分:皮带传动轮式拖拉机
发布部门:中华人民共和国农业部
发布日期:2010-07-08
实施日期:2010-09-01
首发日期:
作废日期:
出版社:中国农业出版社
出版日期:2010-09-01
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引用标准

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所属分类: 农业 林业 粮食与饲料作物 禾谷类作物与产品
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【英文标准名称】:Methodsoftestformasonryunits.Part10:determinationofmoisturecontentofcalciumsilicateandautoclavedaeratedconcreteunits.
【原文标准名称】:圬工单位的试验方法.第10部分:硅酸钙和高压蒸养加气混凝土结构含水量的测定
【标准号】:NFP12-110-1999
【标准状态】:现行
【国别】:法国
【发布日期】:1999-06-01
【实施或试行日期】:1999-06-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:含水量;建筑;砖;施工材料;加气混凝土;混凝土;试验;测定;规范;砌砖工作;砖石工程;硅酸盐砖
【英文主题词】:Aeratedconcretes;Bricks;Brickwork;Calciumsilicatebricks;Concretes;Construction;Constructionmaterials;Determination;Determinations;Masonry;Moisturecontents;Specification;Testing
【摘要】:
【中国标准分类号】:P24
【国际标准分类号】:91_100_15;91_100_30
【页数】:7P;A4
【正文语种】:其他


【英文标准名称】:StandardTestMethodforFireTestingofStackedChairs
【原文标准名称】:折叠椅的着火测试用标准试验方法
【标准号】:ASTME1822-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:E05.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:量热法
【英文主题词】:calorimetry;carbondioxide;carbonmonoxide;chair;fire;firetesting;fire-testresponse;furniture;heatrelease;ignition;oxygenconsumption;smokeobscuration;stackedchair;stackingchair;toxiccombustiongases;Fire-testresponse;
【摘要】:Thistestmethodprovidesameansofmeasuringavarietyoffire-test-responsecharacteristicsresultingfromburningastackoffivestackingchairs.Afterignitionusingapropanegasburner,thetestspecimenispermittedtoburnfreelyunderwell-ventilatedconditions.Themostimportantfire-test-responsecharacteristicmeasuredinthistestmethodistherateofheatrelease,whichquantifiestheintensityofthefiregenerated.Therateofheatreleaseismeasuredbytheprincipleofoxygenconsumption.AnnexA3discussestheassumptionsandlimitations.Thistestmethodalsoprovidesmeasuresofotherfire-test-responsecharacteristics,includingsmokeobscuration(astherateofsmokerelease,totalsmokereleasedoropticaldensityofsmoke),combustiongasrelease(asconcentrationsofcombustiongases),andmassloss,thatareimportanttomakingdecisionsonfiresafety.Inthemajorityoffires,themostimportantgaseouscomponentsofsmokearethecarbonoxidespresentinallfires.Theyareindicatorsofthetoxicityoftheatmosphereandofthecompletenessofcombustion.Measurementofconcentrationsofcarbonoxidesareusefulfortwopurposes:aspartoffirehazardassessmentcalculationsandtoimprovetheaccuracyofheat-releasemeasurements.Othertoxiccombustiongases,whicharespecifictocertainmaterials,arealsoindicatorsofthetoxicityoftheatmospheres,butarelesscrucialfordeterminingcombustioncompletenessandareoptionalmeasures;howeverfirehazardassessmentoftenrequirestheirmeasurement.Thetypeofignitionchosen(flamingsource)iscommoninbothaccidentalandintentionalfiresinpublicoccupancies.Thistestmethodisthusapplicabletostackedchairsinpublicoccupancies.Suchfacilitiesinclude,butarenotlimitedto,health-carefacilities,old-ageconvalescentandboardandcarehomes,collegedormitoriesandresidencehalls,andhotelsandmotels.Oneofthefollowingthreeconfigurationsistobeusedinthistestmethod:TestConfigurationA8212;Atestroomwiththefollowingdimensions:3.66by2.44by2.44mhigh(12by8by8ft).TestConfigurationB8212;Atestroomwiththefollowingdimensions:3.66by3.05by2.44mhigh(12by10by8ft).TestConfigurationC8212;Anopencalorimeter(orfurniturecalorimeter).Roomsofotherdimensionsareacceptablewhereithasbeenshownthatequivalenttestresultsareobtained.Measurementsinthethreetestconfigurationslistedin5.6havebeenshowntogivesimilarresultsforheatreleaseintheductandmasslossuptoarateofheatreleaseof600kW(1).Measurementsoftemperatures,gasconcentrations,andsmokeobscurationintheroomaredependentonroomsize.Studiesontheflammabilityperformanceoffurnitureindicatethatbench-scalefiretestsareusefulforpreliminaryevaluationsofcomponentmaterialsforsubstitutionpurposes(seeAppendixX2).Limitations:Thistestmethodisnotapplicabletoignitionbycigarettesorbyanyothersmolderingsource.Theignitionsourceinthistestmethodisaflamingsource.Moreover,thisparticularignitionsourcehasbeenshowntobeabletoprovideadistinctionamongdifferentkindsofstackedchairs.However,thefractionofactualflamingstackedchairfiresoccurringwithignitionsmoreorlessintensethanthatusedhereisnotknown.Itisnotknownwhethertheresultsofthistestmethodwillbeequallyvalidwhenstackingchairsareburnedunderconditionsdifferentfromthosespecified.Inparticular,itisunclearwhethertheuseofadifferen.........
【中国标准分类号】:Y80
【国际标准分类号】:97_140
【页数】:23P.;A4
【正文语种】:英语



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