MIL-E-19933E
作者:标准资料网 时间:2024-05-17 08:26:52 浏览:9530
来源:标准资料网
MIL-E-19933E, MILITARY SPECIFICATION: ELECTRODES AND RODS - WELDING, BARE, CHROMIUM AND CHROMIUM-NICKEL STEELS (05 AUG 1981)., This specification covers chromium and chromium-nickel alloy bare welding electrodes and out-length rods for use with the inert-gas metal-are (consumable electrode) and the tungsten-arc welding processes: and bare welding electrode in coils for submerged-arc welding process.
【英文标准名称】:Multichanneldigitalaudiotaperecorder(DATR),reel-to-reelsystem,forprofessionaluse-Part2:FormatB(IEC61595-2:1997);GermanversionEN61595-2:1998
【原文标准名称】:职业人员用带盘对带盘系统的多通道数字音带录音机(DATR).第2部分:格式B
【标准号】:EN61595-2-1998
【标准状态】:现行
【国别】:
【发布日期】:1998-07
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:录音;播音室设备;导轨配置;多路声音;9磁道;声道;尺寸;磁带录音机;数字记录法
【英文主题词】:Audiotapes;DAT;Digitalrecordingmethods;Digitalrecordingtechnique;Electricalengineering;Electroacoustics;Magneticsoundrecording;Magneticsoundtracks;Magnetictaperecordings;Magnetictapes;Multichannelsound;Recordingequipment;Recordingsystems;Reeltoreelsystems;Sizes;Soundchannels;Soundrecording;Soundtechniques;Studiodevices;Taperecorders;Tracklayout;Videorecording;9tracks
【摘要】:
【中国标准分类号】:M71
【国际标准分类号】:33_160_30
【页数】:23P.;A4
【正文语种】:英语
【英文标准名称】:Automatictestsystemsforbatterypoweredemergencyescapelighting
【原文标准名称】:蓄电池供电应急灯的自动试验系统
【标准号】:IEC62034-2012
【标准状态】:现行
【国别】:国际
【发布日期】:2012-02-01
【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/SC34D
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Automatic;Batterieoperation;Batteries;Checkingequipment;Continuitytests;Defects;Definitions;Electricalengineering;Emergencylighting;Emergencyservice;Escapelighting;Functionalproperties;Illuminationengineering;Lightingequipment;Lightingsystems;Meansofescapefromfireinbuildings;Operatability;Performancetests;Safety;Safetymeasures;Safetyrequirements;Testing;Testingdevices;Testingsystem
【摘要】:
【中国标准分类号】:K73
【国际标准分类号】:29_140_50;91_160_10
【页数】:53P;A4
【正文语种】:英语
