ASTM D 3636-1992 固体电绝缘材料的取样及质量评定

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【英文标准名称】:Informationtechnology-Datainterchangeon90mmoverwritableandreadonlyopticaldiskcartridgesusingphasechange-Capacity:1,3Gbytespercartridge
【原文标准名称】:信息技术使用相变的90mm可重写和只读盒式光盘上的数据交换容量:每盒1.30GB
【标准号】:ISO/IEC14760-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;规范(验收);尺寸;信息技术;光盘;导航系统;只读存储器;数据处理;数据记录;信息交流;定义;机械性能;材料的光学性质;盒式光盘;飞行控制;记录特性;磁道格式
【英文主题词】:Dataprocessing;Datarecording;Definition;Definitions;Dimensions;Flightcontrol;Informationexchange;Informationtechnology;Mechanicalproperties;Navigationsystem;ODC;Opticaldisks;Opticalpropertiesofmaterials;Read-onlymemory;Recordingcharacteristics;Specification(approval);Testing;Trackformats
【摘要】:ThisInternationalStandardspecifiesthecharacteristicsof90mmOpticalDiskCartridges(ODCs)usingthephasechangetechnology,withacapacityof1,3Gbytespercartridge.ItspecifiesthreerelatedTypesofsuchcartridges.TypeR/WProvidesfordatatobewrittenoroverwrittenandreadmanytimesovertherecordingsurfaceofthediskusingthephasechangeoverwritableeffect.TypeP-ROMProvidesforapartoftherecordingsurfacesofthedisktobeembossedbystampingorothermeans.Thispartofthediskisreadwithoutrecoursetothephasechangeoverwritableeffect.AllpartswhicharenotembossedprovidefordatatomeettherequirementsofTypeR/W.TypeO-ROMProvidesforthewholeoftherecordingsurfacesofthedisktobeembossedandreproducedbystampingorothermeans.Thistypeofdiskisreadwithoutrecoursetothephasechangeoverwritableeffect.ForeachType,thisInternationalStandardprovidesfor512-byteand2048-bytesectors.Allsectorsofagivencartridgehavethesamesize.TypeR/W,TypeP-ROMandTypeO-ROMarealsoreferredtoas"fullyoverwritable","partiallyembossed"and"fullyembossed",respectively.ThisInternationalStandardspecifies-theconditionsforconformancetestingandtheReferenceDrive;-theenvironmentsinwhichthecartridgesaretobeoperated,storedandtransported;-themechanicalandphysicalcharacteristicsofthecartridge,soastoprovidemechanicalinterchangeabilitybetweendataprocessingsystems;-theformatoftheinformationonthedisk,bothembossedanduser-written;includingthephysicaldispositionofthetracksandsectors,theerrorcorrectioncodes,andthemodulationmethodused;-thecharacteristicsoftheembossedinformationonthedisk;-thephasechangeoverwritablecharacteristicsofthedisk,enablingprocessingsystemstooverwritedataontothedisk;-theminimumqualityofuser-writtendataonthedisk,enablingdataprocessingsystemstoreaddatafromthedisk.ThisInternationalStandardprovidesforinterchangebetweenopticaldiskdrives.Togetherwithastandardforvolumeandfilestructure,itprovidesforfulldatainterchangebetweendataprocessingsystems.
【中国标准分类号】:L64
【国际标准分类号】:35_220_30
【页数】:110P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodsforNitrogenintheAnalysisSampleofRefuse-DerivedFuel
【原文标准名称】:回收废燃料的分析样品中氮的标准测试方法
【标准号】:ASTME778-1987
【标准状态】:现行
【国别】:美国
【发布日期】:1987
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:试样;燃料;氮;危险物质;分析;试验;污染控制
【英文主题词】:fuels;dangerousmaterials;testing;nitrogen;analysis;pollutioncontrol;samples
【摘要】:
【中国标准分类号】:D20
【国际标准分类号】:75_160_10
【页数】:5P;A4
【正文语种】:英语