HG 3-1116-1984 生化试剂 丙酮酸钠

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【英文标准名称】:ApparatusforconnectiontopublictelecommunicationssystemsusingtheDigitalAccessSignallingSystemNo.2(DASS2)viaa2048kbit/sCCITTRecommendationG.703interface-Generalrequirements
【原文标准名称】:使用2号数字存取信号传输系统(DASS2)经2048千位/秒CCITT推荐标准G.703接口连接公共电信系统装置.一般要求
【标准号】:BS7378-1-1997
【标准状态】:现行
【国别】:英国
【发布日期】:1997-10-15
【实施或试行日期】:1997-10-15
【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】:信号;电性质和电现象;波形;电信系统;性能试验;通信网;电话信令设备;电气安全;呼叫设备(电话);作标记;接口;电信传输法;电话交换设备;电话交换站;电话网;信号传输;数字信号;性能;使用说明;电信;数据传输;通信设备;电话设备
【英文主题词】:Callingequipment(telephones);Communicationequipment;Communicationnetworks;Datatransmission;Digitalsignals;Electricalpropertiesandphenomena;Electricalsafety;Instructionsforuse;Interfaces(dataprocessing);Marking;Performance;Performancetesting;Signaltransmission;Signals;Telecommunication;Telecommunicationsystems;Telecommunicationtransmissionmethods;Telephoneequipment;Telephoneexchanges;Telephonenetworks;Telephonesignallingequipment;Telephoneswitchingequipment;Waveforms
【摘要】:ThisneweditionispublishedtomaintainalignmentwithdevelopmentsintheUKliberalizedtelecommunicationsenvironment,inparticulartore-alignwiththenetworkservicepresentationdefinedinBTNR190.
【中国标准分类号】:M30
【国际标准分类号】:33_040_30;33_050_10
【页数】:46P;A4
【正文语种】:英语


MIL-STD-1946, MILITARY STANDARD: WELDING OF ALUMINUM ALLOY ARMOR (08 APR 1986) [SUPERSEDING MIL-A-45206] [S/S BY TACOM DRAWING 12472301]., This standard covers requirements for the welding of specified aluminum alloy armor including ballistic shock testing, weld design criteria, and acceptance standards for evaluation of weldments.