【英文标准名称】:InformationTechnology-MagneticTapeCartridgeforInformationInterchange,0.50in(12.65mm),SerialSerpentine,128-Track,81600bpi(3212bpmm)DTLT4FormatReplacesANSINCITS312-1998
【原文标准名称】:信息技术.信息交换用磁带卡带.0.50in(12.65mm)、连续盘旋状128磁轨、81600bpi(3212bpmm)DLT4格式代替ANSINCITS312-1998
【标准号】:ANSIINCITS312-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998-04-28
【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】:Providestherequirementsforatapecartridgetobeusedforinformationinterchangeamonginformation-processingsystems,communicationsystems,andassociatedequipmentutilizingastandardcodeforinformationinterchangeasagreeduponbytheinterchangeparties.Dealswiththerequirementsfortheunrecordedcartridgeandforrecordingontheenclosedmagnetictape.
【中国标准分类号】:L64
【国际标准分类号】:35_220_23
【页数】:
【正文语种】:英语


【英文标准名称】:StandardTestMethodforMeasuringGrooveandVoidDepthinPassengerCarTires
【原文标准名称】:乘用车轮胎中凹槽和孔隙深度测量的标准试验方法
【标准号】:ASTMF421-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:F09.30
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:汽车;空腔;深度;凹槽;私人汽车;测试;轮胎
【英文主题词】:depthgauge;groovedepth;irregularwear;treaddepth
【摘要】:Thegroove(void)depthaffectsthetirersquo;abilitytodeveloptractiveforcesonwetpavements,snow,andsoil,anditsabilitytoresisthydroplaning.Groove(void)depthalsodefinesthestateofwearofatireandisusedinthedeterminationoftherateofwear.1.1Thistestmethoddescribesstandardproceduresformeasuringthegrooveandvoiddepthinpassengercartires.1.2Anymechanical,optical,orelectronicdevicecapableofmeasuringgroove(void)depthcanbeused,butonlythecontactmethodologyisdescribedhere.Noncontactmethodologyisbeyondthescopeofthistestmethod.1.3Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G41
【国际标准分类号】:83_160_10
【页数】:4P.;A4
【正文语种】: