IEC 61019-2-2005 声表面波(SAW)谐振器.第2部分:使用指南
时间:2024-05-07 16:34:02 来源: 标准资料网 作者：标准资料网 阅读：9644
【英文标准名称】:Surfaceacousticwave(SAW)resonators-Part2:Guidetotheuse
【原文标准名称】:声表面波(SAW)谐振器.第2部分:使用指南
【标准号】:IEC61019-2-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC49
【标准类型】:()
【标准水平】:()
【中文主题词】:特性;压电器件;表面声波;电子设备及元件;谐振器;应用;电气工程;使用;规范(验收);使用说明;指导手册;锯齿波谐振器
【英文主题词】:Applications;Electricalengineering;Electronicequipmentandcomponents;Guidebooks;Instructionsforuse;Piezoelectricdevices;Properties;Resonators;SAW-resonators;Specification;Specification(approval);Surfaceacousticwaves;Use
【摘要】:Givespracticalguidancetotheuseofsurfaceacousticwave(SAW)resonatorswhichareusedintelecommunications,radioequipmentsandconsumerproducts.IstobeusedinconjunctionwithIEC61019-1.ThefeaturesofSAWresonatorsaresmallsize,ligh
【中国标准分类号】:L21
【国际标准分类号】:31_140
【页数】:32P.;A4
【正文语种】:英语
【英文标准名称】:Electricligthingfixturesforuseinhazardous(classified)locations
【原文标准名称】:危险(分级)场所用电气照明灯具
【标准号】:UL844BULLETINS-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Coverselectriclightingfixturesforinstallationanduseinhazardous(classified)locations,ClassI,Divisions1and2,GroupsA,B,C,andD;ClassII,Division1,GroupsE,F,andG;ClassII,Division2,GroupsFandG;andClassIII,Divisions1and2,inaccordancewiththeNationalElectricalCode,ANSI/NFPA70.UL844alsocoversexplosion-proofluminariesforinstallationanduseinClassI,Zone1,GroupsIIA,IIB,IIBplusHydrogen,andIIChazardous(classified)locations.
【中国标准分类号】:K73
【国际标准分类号】:29_140_40
【页数】:38
【正文语种】:英语
【英文标准名称】:StandardSpecificationforCelluloseAcetateButyrateMoldingandExtrusionCompounds
【原文标准名称】:乙酸丁酸纤维素模制与挤制化合物的标准规范
【标准号】:ASTMD707-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D20.15
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:乙酸丁酸纤维素;化合物;建筑;挤压;塑料制品;模制材料;塑料
【英文主题词】:acetate;butyrate;cellulose;extrusion;molding;plasticized;recycled;specification
【摘要】:1.1Thisspecificationcoversrequirementsforplasticizedcelluloseacetatebutyratethermoplasticcompoundssuitableforinjectionmoldingandextrusion.Thesecompoundshaveabutyrylcontentlessthan38%andanacetylcontentlessthan15%andmayormaynotcontaindyesandpigments.Thisspecificationdoesnotincludespecialmaterialscompoundedforspecialapplications.Cellulosicplasticmaterials,beingthermoplastic,arereprocessableandrecyclable.Thisspecificationallowsfortheuseofthosecellulosicmaterials,providedthatallspecificrequirementsofthisspecificationaremet.1.2Thepropertiesincludedinthisspecificationarethoserequiredtoidentifythecompositionscovered.Theremaybeotherrequirementsnecessarytoidentifyparticularcharacteristicsimportanttospecializedapplications.ThesemaybespecifiedbyusingthesuffixesasgiveninSection5.1.3Thisclassificationsystemandsubsequentlinecallout(specification)areintendedtoprovideameansofcallingoutplasticmaterialsusedinthefabricationofenditemsorparts.Itisnotintendedfortheselectionofmaterials.Materialselectionshouldbemadebythosehavingexpertiseintheplasticfieldaftercarefulconsiderationofthedesignandperformancerequiredofthepart,environmenttowhichitwillbeexposed,fabricationprocesstobeemployed,costsinvolved,andinherentpropertiesofthematerialotherthanthosecoveredbythisclassificationsystem.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.1.5Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodportion,Section,ofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note18212;ThereisnoequivalentorsimilarISOstandard.
【中国标准分类号】:G33
【国际标准分类号】:83_080_20;83_140_99
【页数】:5P.;A4
【正文语种】: