【英文标准名称】:Harmonizedsystemofqualityassessmentforelectroniccomponents-Sectionalspecification:connectorsetsforopticalfibresandcables-TypeMF
【原文标准名称】:电子元器件质量评定协调体系.分规范:光纤和电缆连接装置.MF型
【标准号】:BSEN186310-1999
【标准状态】:作废
【国别】:英国
【发布日期】:1999-07-15
【实施或试行日期】:1999-07-15
【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】:纤维光学连接器;尺寸;试样制备;质量评估;检验;纤维光学;界面;光学纤维;销连接;合格;试样;电插头;箍;电子设备及元件;抽样方法;认可试验;资格鉴定;纤维光缆;安全措施
【英文主题词】:Cables;Casepart;Casewall;Connectoredjoints;Electricplugs;Electricalengineering;Electronicequipmentandcomponents;Fayingsurfaces;Melamine-formaldehyderesin;MF;Opticalwaveguides;Pinjoints;Quality;Qualityassurancesystems;Sectionalspecification;Specification(approval)
【摘要】:ThisspecificationcoversTypeMFfibreopticconnectorsets.TypeMFdefinesamultiwayconnectorcharacterisedbyarectangularferrulenominally6,4mm×2,5mmwhichutilisestwopinsof0,7mmdiameterasitsalignmenttechnology.Itisapplicabletoajointofmultiplefibresbyarrangingthembetweentwopin-positioningholesintheplug.Theconnectorincludesapush-pullcouplingmechanismandaferrulespringloadedinthedirectionoftheopticalaxis.Theconnectorhasasinglemalekeywhichmaybeusedtoorientateandlimittherelativepositionbetweentheconnectorandthecomponenttowhichitismated.ThespecificationcontainstherequirementsforTypeMFconnectorsetstofixintoahousingsuitableforbackplaneuse(seeAnnexA).Itprovidesmatingdimensionsforsingleferrules(MF-A1/MF-A2)intoanadaptor(MF-A3)whichensureferruleswillcometogether.Matingdimensionsforlocationofferrules(MF-B1/MF-A2)intomultiwaybackshells(MF-B2/MF-B3).Itdoesnotprovide/supplymatingdimensionsofthemultiwaybackshells,nordoesitensurethatferrulesinmultiwaybackshellswillcometogether.Detailspecificationshallbepreparedusingthefollowingproformageneralblankdetailspecificationassociatedwiththegenericspecification.Forexample:EnvironmentalCategoryⅡEN186002Whencompleted,thedetailspecification(DSs)applicabletothissectionalspecification(SS)shallbere-numberedinaccordancewithCECC00700(SectionⅣ)Issue1,subclause4.2,asfollows:CECC86310-XXXTypeMFEnvironmentalCategoryⅡ
【中国标准分类号】:L23
【国际标准分类号】:33_180_20
【页数】:30P.;A4
【正文语种】:英语


【英文标准名称】:TestMethodforMajorandMinorElementsinCoalandCokeAshbyX-RayFluorescence
【原文标准名称】:X-射线荧光法测定煤和焦炭中主要和次要元素的试验方法
【标准号】:ASTMD4326-1994
【标准状态】:作废
【国别】:美国
【发布日期】:1994
【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】:试验;含量测定;元件;固体燃料;灰分;分析;焦炭;煤;燃料
【英文主题词】:coal;analysis;ashes;solidfuels;elements;coke;testing;fuels;determinationofcontent
【摘要】:
【中国标准分类号】:H32;D21
【国际标准分类号】:75_160_10
【页数】:
【正文语种】:英语