IEC 60139-2000 阴极射线管的外形图的准备及其部件、连接和量规
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【英文标准名称】:Preparationofoutlinedrawingsforcathode-raytubes,theircomponents,connectionsandgauges
【原文标准名称】:阴极射线管的外形图的准备及其部件、连接和量规
【标准号】:IEC60139-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-12
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC39
【标准类型】:()
【标准水平】:()
【中文主题词】:电子工程;电子管;电气工程;定义;定义;;;阴极射线管;显像管
【英文主题词】:Cathode-raytubes;Definitions;Electricalengineering;Electrontubes;Electronicengineering;Oscillographtubes;Outlinedrawings;Picturetubes
【摘要】:ThisInternationalStandardgivesguidanceonthepreparationofoutlinedrawingsofcathode-raytubes(CRTs),tubecomponents,tubesub-assembliesandancillarycomponentswiththeobjectofencouragingthesamepracticewhenpublicationsarepreparedindifferentcountries.Theserecommendationsarecontainedinthespecimendrawings,descriptivetextandinthetablesofrequireddimensions.
【中国标准分类号】:L35;L38
【国际标准分类号】:01_100_25
【页数】:30P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforSeparationofIgnitableLiquidResiduesfromFireDebrisSamplesbySolventExtraction
【原文标准名称】:溶剂萃取法从火场碎屑样品中分离可燃液态残留物的标准实施规程
【标准号】:ASTME1386-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:E30.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:firedebrissamples;solventextraction;Combustible(fire)residue;Firedebrissamples;Forensicinvestigation/analysis;Gaschromatography(GC)--forensicsciences;Hydrocarbons;Liquidresidues;Oilyliquidextract;Residue--fires;Solventextraction;
【摘要】:Thispracticeisusefulforpreparingextractsfromfiredebrisforlateranalysisbygaschromatography-massspectrometry(GC/MS).Thisisaverysensitiveseparationprocedure,capableofisolatingquantitiessmallerthan1x03BC;Lofignitableliquidresiduefromasample.Thispracticeisparticularlyusefulwhenthepotentialforfractionationduringseparationmustbereduced,aswhenattemptingtodistinguishbetweenvariousgradesoffueloil.Thispracticeisparticularlyusefulfortheextractionofnonporoussurfacessuchasglass,ortheinteriorofburnedcontainers.Itisalsoparticularlywellsuitedtotheextractionofmaterialsfromverysmallsamples.Thispracticecanbehamperedbycoincidentextractionofinterferingcompoundspresentinthefiredebrissamples.Thispracticemaynotbeusefulfortheextractionofsomeextremelyvolatileignitableliquids,whichmayevaporateduringtheconcentrationstep.Thisisadestructivetechnique.Wheneverpossible,thistechniqueshouldonlybeusedwhenarepresentativeportionofthesamplecanbereservedforreanalysis.Thoseportionsofthesamplesubjectedtothisproceduremaynotbesuitableforresampling.Ifdestructionofthesampleisanissue,considerusingpassiveheadspaceconcentrationasdescribedinPracticeE1412.1.1Thispracticecoverstheprocedureforremovingsmallquantitiesofignitableliquidresiduefromsamplesoffiredebrisusingsolventtoextracttheresidue.1.2Thispracticeissuitableforsuccessfullyextractingignitableliquidresiduesovertheentirerangeofconcentrations.1.3Alternateseparationandconcentrationproceduresarelistedinthereferenceddocuments(PracticesE1388,E1412,E1413,andE2154).1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecifichazardstatement,see5.5.
【中国标准分类号】:C80
【国际标准分类号】:71_040_40
【页数】:2P.;A4
【正文语种】:英语
【英文标准名称】:SpecificationforUltrasonicExaminationofHeavySteelForgingsASTMA388/A388M-95(R2001)E1
【原文标准名称】:重型钢锻件的超声检查规范.ASTMA388/A388M-95(R2001)E1
【标准号】:ASMESECVBSA-388/SA-388M.2-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003-07-01
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:BoilerandPressureVessel.SpecificationforUltrasonicExaminationofHeavySteelForgingsASTMA388/A388M-95(R2001)E1
【中国标准分类号】:H26
【国际标准分类号】:
【页数】:
【正文语种】:英语
