【英文标准名称】:Fibreopticactivecomponentsanddevices-Packageandinterfacestandards-Part6:ATM-PONtransceivers(IEC62148-6:2003);GermanversionEN62148-6:2003
【原文标准名称】:纤维光学有源元件及器件.包装和接口标准.第6部分:ATM-PON无线电收发信机
【标准号】:DINEN62148-6-2004
【标准状态】:现行
【国别】:德国
【发布日期】:2004-05
【实施或试行日期】:2004-05-01
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:组件;异步的;光电子器件;模数;无线电收发信机;基本规范;光波导;传输;外壳;异步传输模式(ATM);物理的;试验;界面;ATM;放大器;光学;半导体器件;传递;可视信号;电气工程;定义;光学纤维;测量技术;电子设备及元件;光电子学
【英文主题词】:
【摘要】:Thisstandardcoversthephysicalinterfacespecificationofopticaltransceiversforasynchronous-transfer-modepassiveopticalnetwork(ATM-PON)systemsrecommendedbytheInternationalTelecommunicationUnion(ITU)asITURecommendationG.983.1.
【中国标准分类号】:M33
【国际标准分类号】:33_180_30
【页数】:13P;A4
【正文语种】:德语


【英文标准名称】:Specificationandqualificationofweldingproceduresformetallicmaterials-Weldingproceduretest-Arcandgasweldingofsteelsandarcweldingofnickelandnickelalloys
【原文标准名称】:金属材料焊接工艺规范和鉴定.焊接工艺试验.钢弧焊和气焊、镍及镍合金的弧焊
【标准号】:BSENISO15614-1-2004+A1-2008
【标准状态】:作废
【国别】:英国
【发布日期】:2004-06-22
【实施或试行日期】:2004-06-22
【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】:验收;认可;认可试验;电弧焊接;定义;熔焊;气焊;材料;金属焊接;金属材料;镍;镍合金;规范(验收);钢件焊接;钢;测试;焊接;焊接工程;焊接工艺
【英文主题词】:Acceptance;Approval;Approvaltests;Arcwelding;Fusionwelding;Gaswelding;Legalization;Materials;Metalwelding;Metallicmaterials;Nickel;Nickelalloys;Qualificationtesting;Qualifications;Specification(approval);Steelwelding;Steels;Testing;Welding;Weldingengineering;Weldingprocesses
【摘要】:ISO15614-1:2004specifieshowapreliminaryweldingprocedurespecificationisqualifiedbyweldingproceduretests.Itdefinestheconditionsfortheexecutionofweldingproceduretestsandtherangeofqualificationforweldingproceduresforallpracticalweldingoperationswithinarangeofvariables.Additionaltestsmayberequiredbyapplicationstandards.ISO15614-1:2004appliestothearcandgasweldingofsteelsinallproductformsandthearcweldingofnickelandnickelalloysinallproductforms.Arcandgasweldingarecoveredbythefollowingprocesses:manualmetalarcwelding(metal-arcweldingwithcoveredelectrode);self-shieldedtubular-coredarcwelding;submergedarcwelding;metalinertgaswelding,MIGwelding;metalactivegaswelding,MAGwelding;tubular-coredmetalarcweldingwithactivegasshield;tubular-coredmetalarcweldingwithinertgasshield;tungsteninertgasarcwelding;TIGwelding;plasmaarcwelding;oxy-acetylenewelding.TheprinciplesofISO15614
【中国标准分类号】:J33
【国际标准分类号】:25_160_10
【页数】:36P;A4
【正文语种】:英语