【英文标准名称】:StandardTestMethodforFoamingAgentsforUseinProducingCellularConcreteUsingPreformedFoam
【原文标准名称】:使用预制发泡材料生产泡沫混凝土用发泡剂的标准试验方法
【标准号】:ASTMC796-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:C09.23
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:混凝土;试验;建筑;施工材料;蜂窝结构;泡沫材料
【英文主题词】:
【摘要】:ThistestmethodisusedtodevelopdataforcomparisonorcompliancewiththerequirementsofSpecificationC869.1.1Thistestmethodfurnishesawayofmeasuring,inthelaboratory,theperformanceofafoamingchemicaltobeusedinproducingfoam(aircells)formakingcellularconcrete.1.2Thistestmethodincludesthefollowing:1.2.1Manufactureoflaboratoryquantitiesofcellularconcrete.1.2.2Determinationoftheaircontentofthefreshlypreparedcellularconcreteandofthehardenedconcreteafterhandlinginconventionalmachinery.1.2.3Determinationofthefollowingpropertiesofthehardenedconcrete:compressivestrength,tensilesplittingstrength,density,andwaterabsorption.Itmaynotbenecessarytostudyalloftheabovepropertiesinallcases,dependingontheproposeduseofthematerial.1.3Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.4Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.
【中国标准分类号】:Q13
【国际标准分类号】:
【页数】:6P.;A4
【正文语种】:


【英文标准名称】:StandardPracticeforMaintenanceandDevelopmentofMaintenanceManualsforLightUnmannedAircraftSystem(UAS)
【原文标准名称】:轻级无人驾驶飞机系统的维修手册的保留和研发标准实施规程
【标准号】:ASTMF2584-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:F38.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:飞行器;维修;维修手册;手册;无人的
【英文主题词】:aircraftalterations;aircraftinspections;aircraftmaintenance;aircraftrepairs;lightUAS;maintenancemanual;unmannedaircraft
【摘要】:Thepurposeofthispracticeistoprovideguidancetoowners,mechanics,airports,regulatoryofficials,andaircraftandcomponentmanufacturerswhomayaccomplishmaintenance,repairs,andalterationsonalightunmannedaircraftsystem(UAS).Inaddition,thispracticecoverstheformatandcontentofmaintenancemanualsandinstructionsforthemaintenance,repair,andalterationoflightUAS.ThelightUAScanbeoperatedasacommercialaircraftorasasportaircraft.ThispracticestatestherequirementsforthemaintenanceoflightcommercialUAS.ThesesamerequirementsmaybeusedforthesportlightUASwiththeprovisionsshown.Themaintenancerequirementsaredividedbetweentheaircraftandthegroundequipment.Theaircraftcontainstheairdataterminalandthegroundstationcontrolsthenearbygrounddataterminal.Therefore,thedatalinkisnotlistedasaseparatecomponent,buthaselementsintheaircraftandnearthegroundstationthatiscalledthegrounddataterminal.1.1Thispracticeprovidesguidelinesforthequalificationstoaccomplishthevariouslevelsofmaintenanceoncertificatedlightunmannedaircraftsystem(UAS).Inaddition,itprovidesthecontentandstructureofmaintenancemanualsforaircraft,groundcontrolstation,anddatalinksthatareoperatedasalightunmannedaircraftsystem(UAS).Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:V04
【国际标准分类号】:49_020
【页数】:8P.;A4
【正文语种】: