ANSI IT2.26-1998 摄影.摄影材料.安全光条件的测定.ANSIPH2.22-1998的修改件和重新设计
时间:2024-05-21 08:38:42 来源: 标准资料网 作者：标准资料网 阅读：9070
【英文标准名称】:Photography-PhotographicMaterials-DeterminationofSafelightConditionsRevisionandRedesignationofANSIPH2.22-1998
【原文标准名称】:摄影.摄影材料.安全光条件的测定.ANSIPH2.22-1998的修改件和重新设计
【标准号】:ANSIIT2.26-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998-04-15
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:THisstandardspecifiesthemethodfordeterminingthemaximumexposuretimegivensensitizedmaterialcanreceivefromagivensafelightwithoutaffectingthequalityofthefinalimage.
【中国标准分类号】:G80
【国际标准分类号】:
【页数】:
【正文语种】:英语
【英文标准名称】:StandardPracticeforVerificationofAlgorithmandEquipmentforElectrochemicalImpedanceMeasurements
【原文标准名称】:电化学阻抗测量用算法和设备的验证标准实施规程
【标准号】:ASTMG106-1989(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:1989
【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】:G01.11
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:acimpedance;algorithmverification;Bode;dummycell;equipmentverification;electrochemicalimpedance;electrochemicalimpedancespectroscopy;electrochemicalmeasurement;Nyquist;polarizationresistance;steel;Instrumentalmeasurement;Nyquistfreq
【摘要】:Theavailabilityofastandardprocedure,standardmaterial,andstandardplotsshouldallowtheinvestigatortocheckhislaboratorytechnique.Thispracticeshouldleadtoelectrochemicalimpedancecurvesintheliteraturewhichcanbecomparedeasilyandwithconfidence.Samplesofastandardferritictype430stainlesssteel(UNS430000)usedtoobtainthereferenceplotsareavailableforthosewhowishtochecktheirequipment.Suitableresistorsandcapacitorscanbeobtainedfromelectronicssupplyhouses.Thistestmethodmaynotbeappropriateforelectrochemicalimpedancemeasurementsofallmaterialsorinallenvironments.1.1Thispracticecoversanexperimentalprocedurewhichcanbeusedtocheckone''sinstrumentationandtechniqueforcollectingandpresentingelectrochemicalimpedancedata.Iffollowed,thispracticeprovidesastandardmaterial,electrolyte,andprocedureforcollectingelectrochemicalimpedancedataattheopencircuitorcorrosionpotentialthatshouldreproducedatadeterminedbyothersatdifferenttimesandindifferentlaboratories.Thispracticemaynotbeappropriateforcollectingimpedanceinformationforallmaterialsorinallenvironments.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G04
【国际标准分类号】:71_040_40
【页数】:11P.;A4
【正文语种】:英语
MIL-A-62473B (NOTICE 1), MILITARY SPECIFICATION ARMOR: ALUMINUM-ARAMID, LAMINATE-COMPOSITE (09 MAR 1998)., MIL-A-62473B(AT) is inactive for new design and is no longer used, except for replacement purposes.