【英文标准名称】:StandardTestMethodforMicroscopicalDeterminationoftheMaceralCompositionofCoal
【原文标准名称】:显微测定煤的煤素质组分的标准试验方法
【标准号】:ASTMD2799-2005a
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D05.28
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:测定;燃料;体积;松密度测定(纸张);固体燃料;含量测定;煤
【英文主题词】:coal;exinite;fusinite;maceral;micrinitemicroscopy;mineralmatter;organiccomponents;petrographicanalysis;resinite;semi-fusinite;vitrinite
【摘要】:Thevolumepercentofphysicalcomponentsofcoalisusedasanaidincoalseamcorrelationandinthecharacterizationofcoalsfortheiruseincarbonization,gasification,liquefaction,andcombustionprocesses.Thistestmethodisforuseinscientificandindustrialresearch,notcomplianceorrefereetests.1.1Thistestmethodcoverstheequipmentandtechniquesusedfordeterminingthephysicalcompositionofacoalsampleintermsofvolumepercentoftheorganiccomponentsandofmineralmatter,ifdesired.1.2Thetermweightistemporarilyusedinthistestmethodbecauseofestablishedtradeusage.Thewordisusedtomeanbothforceandmassandcaremustbetakentodeterminewhichismeantineachcase(theSIunitforforceisnewtonandformass,kilogram).1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:D21
【国际标准分类号】:73_040
【页数】:4P.;A4
【正文语种】:


【英文标准名称】:Testingfreshconcrete-Density
【原文标准名称】:新拌混凝土试验.密度
【标准号】:BSEN12350-6-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-05-31
【实施或试行日期】:2009-05-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:体密度;压实;混凝土;一致性;稳定性(机械性能);建筑;施工材料;密度;新浇混凝土;测量;机械试验;抽样方法;试验设备;试验
【英文主题词】:Bulkdensity;Compactness;Concretes;Consistency;Consistency(mechanicalproperty);Construction;Constructionmaterials;Density;Freshconcrete;Measurement;Mechanicaltesting;Samplingmethods;Testequipment;Testing
【摘要】:ThisEuropeanstandardspecifiesamethodfordeterminingthedensityofcompactedfreshconcretebothinthelaboratoryandinthefield.NOTEItmaynotbeapplicabletoverystiffconcretewhichcannotbecompactedbynormalvibration.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:14P.;A4
【正文语种】:英语