DIN EN ISO 9967-1995 热塑塑料管.蠕变性能测定(ISO9967:1994);德文版本ENISO9967:1995
时间:2024-05-22 08:23:35 来源: 标准资料网 作者：标准资料网 阅读：8650
【英文标准名称】:Thermoplasticspipes-Determinationofcreepratio(ISO9967:1994);GermanversionENISO9967:1995
【原文标准名称】:热塑塑料管.蠕变性能测定(ISO9967:1994);德文版本ENISO9967:1995
【标准号】:DINENISO9967-1995
【标准状态】:作废
【国别】:德国
【发布日期】:1995-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:热塑性聚合物;试验;蠕变试验;符号;管;蠕变性能;塑料;塑料管;热塑性的;测定;圆环形
【英文主题词】:Circularshape;Creep;Creepbehaviour;Creeptest;Determination;Pipes;Plasticpipes;Plastics;Plasticsproducts;Ringshape;Stiffness;Symbols;Testequipment;Testing;Tests;Thermoplastic;Thermoplasticpolymers
【摘要】:
【中国标准分类号】:J33
【国际标准分类号】:23_040_20
【页数】:9P.;A4
【正文语种】:德语
【英文标准名称】:Greenhouses;directivesfordesignandconstruction
【原文标准名称】:植物暖房.计算和施工原则
【标准号】:DIN11535-1-1974
【标准状态】:作废
【国别】:德国
【发布日期】:1974-07
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:暖房;农业;定义;数学计算;计算;设计
【英文主题词】:glasshouses;calculations;greenhouses;agriculture;design;mathematicalcalculations;definitions
【摘要】:
【中国标准分类号】:P35
【国际标准分类号】:7637;5227
【页数】:2P;A4
【正文语种】:德语
【英文标准名称】:StandardGuideforRamanShiftStandardsforSpectrometerCalibration
【原文标准名称】:分光剂校准RAMAN转换标准的标准指南
【标准号】:ASTME1840-1996(2007)
【标准状态】:现行
【国别】:
【发布日期】:1996
【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】:E13.08
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:Ramanspectroscopy;wavenumbercalibration
【摘要】:WavenumbercalibrationisanimportantpartofRamananalysis.ThecalibrationofaRamanspectrometerisperformedorcheckedfrequentlyinthecourseofnormaloperationandevenmoreoftenwhenworkingathighresolution.Todate,themostcommonsourceofwavenumbervaluesiseitheremissionlinesfromlow-pressuredischargelamps(forexample,mercury,argon,orneon)orfromthenon-lasingplasmalinesofthelaser.Thereareseveralgoodcompilationsofthesewell-establishedvalues(1-8).3Thedisadvantagesofusingemissionlinesarethatitcanbedifficulttoalignlampsproperlyinthesamplepositionandthelaserwavelengthmustbeknownaccurately.Withargon,krypton,andotherionlaserscommonlyusedforRamanthelatterisnotaproblembecauselasingwavelengthsarewellknown.Withtheadventofdiodelasersandotherwavelength-tunablelasers,itisnowoftenthecasethattheexactlaserwavelengthisnotknownandmaybedifficultortime-consumingtodetermine.Inthesesituationsitismoreconvenienttousesamplesofknownrelativewavenumbershiftforcalibration.Unfortunately,accuratewavenumbershiftshavebeenestablishedforonlyafewchemicals.ThisguideprovidestheRamanspectroscopistwithaverageshiftvaluesdeterminedinsevenlaboratoriesforsevenpurecompoundsandoneliquidmixture.1.1ThisguidecoversRamanshiftvaluesforcommonliquidandsolidchemicalsthatcanbeusedforwavenumbercalibrationofRamanspectrometers.TheguidedoesnotincludeproceduresforcalibratingRamaninstruments.Instead,thisguideprovidesreliableRamanshiftvaluesthatcanbeusedasacomplementtolow-pressurearclampemissionlineswhichhavebeenestablishedwithahighdegreeofaccuracyandprecision.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.3Someofthechemicalsspecifiedinthisguidemaybehazardous.Itistheresponsibilityoftheuserofthisguidetoconsultmaterialsafetydatasheetsandotherpertinentinformationtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortotheiruse.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H10
【国际标准分类号】:17_180_30
【页数】:11P.;A4
【正文语种】: