【英文标准名称】:Plainbearings.Ringtypesthrustwashersmadefromstrip.Dimensionsandtolerances.
【原文标准名称】:普通关节轴承.带材制环型止推垫圈.尺寸和公差
【标准号】:NFE22-520-1984
【标准状态】:作废
【国别】:法国
【发布日期】:1984-05-01
【实施或试行日期】:1984-05-16
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:图解法;止推垫圈;开槽;尺寸;滑动轴承;尺寸公差;厚度;直径
【英文主题词】:annularshape;definition;dimensionaltolerances;plainbearings;strips;dimensions;definitions;axial-thrustbearings;thrustwashers;bearings;rings;washers;tolerances(measurement)
【摘要】:
【中国标准分类号】:J12
【国际标准分类号】:21_100_10
【页数】:5P;A4
【正文语种】:其他


【英文标准名称】:Laboratoryglassware.Volumetricinstruments.Methodsfortestingofcapacityandforuse
【原文标准名称】:实验室玻璃仪器.容积测定仪器.容量测试方法和使用方法
【标准号】:BSENISO4787-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2011-08-31
【实施或试行日期】:2011-08-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Burettes;Calibration;Dilutionpipettes;Glass;Graduatedpipettes;Laboratories;Laboratoryfurniture;Laboratoryware;Measuringcylinders;Measuringinstruments;One-markpipettes;Pipettes;Testing;Use;Volumemeasurement;Volumetricapparatus;Volumetricflasks
【摘要】:ThisInternationalStandardprovidesmethodsforthetesting,calibrationanduseofvolumetricinstrumentsmadefromglassinordertoobtainthebestaccuracyinuse.NOTETestingistheprocessbywhichtheconformityoftheindividualvolumetricinstrumentwiththeappropriatestandardisdetermined,culminatinginthedeterminationofitserrorofmeasurementatoneormorepoints.TheInternationalStandardsfortheindividualvolumetricinstrumentsincludeclausesonthedefinitionofcapacity;theseclausesdescribethemethodofmanipulationinsufficientdetailtodefinethecapacitywithoutambiguity.ThisInternationalStandardcontainssupplementaryinformation.Theproceduresareapplicabletovolumetricinstrumentswithnominalcapacitiesintherangeof0,1mlto10000ml.Theseinclude:single-volumepipettes(seeISO648)withoutsubdivisions;graduatedmeasuringpipettesanddilutionpipettes,withpartialorcompletesubdivisions(seeISO835);burettes(seeISO385);volumetricflasks(seeISO1042);andgraduatedmeasuringcylinders(seeISO4788).Theproceduresarenotrecommendedfortestingofvolumetricinstrumentswithcapacitiesbelow0,1mlsuchasmicro-glassware.ThisInternationalStandarddoesnotdealspecificallywithpyknometersasspecifiedinISO3507.However,theproceduresspecifiedbelowforthedeterminationofvolumeofglasswarecan,forthemostpart,alsobefollowedforthecalibrationofpyknometers.
【中国标准分类号】:N64
【国际标准分类号】:17_060;71_040_20
【页数】:30P.;A4
【正文语种】:英语