【英文标准名称】:StandardTestMethodforEvaluatingtheFlexuralPropertiesofFire-RetardantTreatedSoftwoodPlywoodExposedtoElevatedTemperatures
【原文标准名称】:在高温下阻燃处理的软木胶合板挠性特性评定的标准试验方法
【标准号】:ASTMD5516-2009
【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】:D07.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:bendingproperties;fireretardant;flexuralproperties;plywood;roofsheathing;strengtheffects;temperature;thermaleffects;treatment;Bendtesting--woodproducts;Flexuraltesting--woodproducts;Strength--woodmaterials/applications;Elevatedtemp
【摘要】:Theflexuralpropertiesevaluatedbythistestmethodareintendedtoprovideanyoneorallofthefollowing:Dataonthecomparativeeffectsoffire-retardantchemicalformulationsandenvironmentalconditionsontheflexuralpropertiesofplywood.Dataforuseindevelopingmodificationfactorsfortheallowabledesignpropertiesoftreatedplywoodwhenexposedtoelevatedtemperaturesandhumidities.Datacomparingvariables,suchasotherplywoodspeciesanddimensions.Resultsobtainedfromtestsconductedandanalyzedinaccordancewiththeproceduresofthistestmethodmaybeusedwithotherinformationtoestablishrecommendedroofsheathingspansforfire-retardanttreatedplywood.Note18212;Temperatureslowerthanthetesttemperaturespecifiedinthistestmethodandthecumulativeeffectsoftheelevatedtemperaturesandhumidityexposuresexpectedtobeencounteredinserviceshouldbetakenintoaccountwhenrecommendedroofsheathingspansareestablished.1.1Thistestmethodisdesignedtodeterminetheeffectofexposuretohightemperaturesandhumiditiesontheflexurepropertiesoffire-retardanttreatedsoftwoodplywood.Inthistestmethod,plywoodisexposedtoatemperatureof77x00B0;C(170x00B0;F).1.2Thepurposeofthetestmethodistocomparetheflexuralpropertiesoffire-retardanttreatedplywoodrelativetountreatedplywood.Theresultsoftestsconductedinaccordancewiththistestmethodprovideareferencepointforestimatingstrengthtemperaturerelationships.Thistestmethodisintendedtoprovideanacceleratedtestatelevatedtemperaturesandcontrolledhumiditiesofplywoodsheathingtreatedwiththesamechemicalformulation(s)andprocessingconditionsasplywoodusedcommercially.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesaremathematicalconversionstoinch-poundunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B70
【国际标准分类号】:79_060_20
【页数】:7P.;A4
【正文语种】:英语


【英文标准名称】:Geographicinformation-Schemaformovingfeatures
【原文标准名称】:地理信息.移动要素的规划
【标准号】:ISO19141-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-06
【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/TC211
【标准类型】:()
【标准水平】:()
【中文主题词】:通信;数据描述;数据交换;数据处理;数据表示;数据传送;定义;移动方向;大地测量学;地理信息;地理学;几何;信息交换;信息处理;运动;对象;远程通信;可移动的
【英文主题词】:Communication;Datadescription;Dataexchange;Dataprocessing;Datarepresentation;Datatransfer;Definitions;Directionofmovement;Geodesy;Geographicinformation;Geography;Geometry;Informationinterchange;Informationprocessing;Motion;Object;Telecommunication;Transportable
【摘要】:ThisInternationalStandarddefinesamethodtodescribethegeometryofafeaturethatmovesasarigidbody.Suchmovementhasthefollowingcharacteristics.a)ThefeaturemoveswithinanydomaincomposedofspatialobjectsasspecifiedinISO19107.b)Thefeaturemaymovealongaplannedroute,butitmaydeviatefromtheplannedroute.c)Motionmaybeinfluencedbyphysicalforces,suchasorbital,gravitational,orinertialforces.d)Motionofafeaturemayinfluenceorbeinfluencedbyotherfeatures,forexample:1)Themovingfeaturemightfollowapredefinedroute(e.g.road),perhapspartofanetwork,andmightchangeroutesatknownpoints(e.g.busstops,waypoints).2)Twoormoremovingfeaturesmaybe"pulled"togetherorpushedapart(e.g.anairplanewillberefuelledduringflight,apredatordetectsandtracksaprey,refugeegroupsjoinforces).3)Twoormoremovingfeaturesmaybeconstrainedtomaintainagivenspatialrelationshipforsomeperiod(e.g.tractorandtrailer,convoy).ThisInternationalStandarddoesnotaddressothertypesofchangetothefeature.Examplesofchangesthatarenotadressedincludethefollowing:--Thedeformationoffeatures.--Thesuccessionofeitherfeaturesortheirassociations.--Thechangeofnon-spatialattributesoffeatures.Thefeature'sgeometricrepresentationcannotbeembeddedinageometriccomplexthatcontainsthegeometricrepresentationsofotherfeatures,sincethiswouldrequiretheotherfeatures'representationstobeupdatedasthefeaturemoves.BecausethisInternationalStandardisconcernedwiththegeometricdescriptionoffeaturemovement,itdoesnotspecifyamechanismfordescribingfeaturemotionintermsofgeographicidentifiers.Thisisdone,inpart,inISO19133.
【中国标准分类号】:L67
【国际标准分类号】:35_240_70
【页数】:49P;A4
【正文语种】:英语