【英文标准名称】:Connectorsforelectronicequipment-Testsandmeasurements-Electricalcontinuityandcontactresistancetests-Test2b-Contactresistance-Specifiedtestcurrentmethod
【原文标准名称】:电子设备连接器.试验和测量.电连续性和接触电阻试验.试验2b.接触电阻.规定试验电流法
【标准号】:BSEN60512-2-2-2003
【标准状态】:现行
【国别】:英国
【发布日期】:2003-07-31
【实施或试行日期】:2003-07-31
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:接触电阻;测量;测量技术;试验;机电装置;插头和插座连接;电气元件;紧固件;机电学;电气工程;测量方法;电子设备;电子仪器;电插头
【英文主题词】:Contactresistance;Electricplugs;Electricalcomponents;Electricalengineering;Electromechanicaldevices;Electromechanics;Electronicequipment;Electronicinstruments;Fasteners;Measurement;Measuringtechniques;Methodsformeasuring;Plug-and-socketconnection;Resistivity;Testing
【摘要】:ThispartofIEC60512,whenrequiredbythedetailspecification,isusedfortestingconnectorsforelectronicequipmentwithinthescopeofIECtechnicalcommittee48.Thistestmayalsobeusedforsimilardeviceswhenspecifiedinadetailspecification.Theobjectofthistestistodefineastandardtestmethodtomeasuretheelectricalresistanceacrossapairofmatedcontactsoracontactwithameasuringgauge.
【中国标准分类号】:L23
【国际标准分类号】:31_220_10
【页数】:8P.;A4
【正文语种】:英语


【英文标准名称】:PracticeforPolyurethaneRawMaterials:DeterminingHydroxylNumberofPolyolsbyNearInfrared(NIR)Spectroscopy
【原文标准名称】:聚氨酯生胶材料惯例:用近远红外光谱测量仪测定聚合物溶胶的羟基值
【标准号】:ANSI/ASTMD6342-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【实施或试行日期】:1999-02-10
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:光谱学;羟基值;聚氨酯
【英文主题词】:hydroxylvalue;polyurethane;spectroscopy
【摘要】:ThisstandardcoversapracticeforthedeterminationofhydroxylnumbersofpolyolsusingNIRspectroscopy.Definitions,terms,andcalibrationtechniquesaredescribed.Proceduresforselectingsamples,andcollectingandtreatingdatafordevelopingNIRcalibrationsareoutlined.Criteriaforbuilding,evaluating,andvalidatingtheNIRcalibrationmodelarealsodescribed.Finally,theprocedureforsamplehandling,datagatheringandevaluationaredescribed.TheimplementationofthisstandardrequiresthattheNIRspectrometerhasbeeninstalledincompliancewiththemanufacturer'sspecifications.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note1-ThereisnoequivalentorsimilarISOstandard.
【中国标准分类号】:G31
【国际标准分类号】:83_040_10
【页数】:
【正文语种】:英语