SIS SEN 24 16 13-1968 Telesignal wires and cables PVC-sheathed fire alarm cablé Type EKA《远程信号电线电缆 聚氯乙烯铠装火警电缆 EKA 型》.pdf

上传人:deputyduring120 文档编号:1037230 上传时间:2019-03-24 格式:PDF 页数:1 大小:66.43KB
下载 相关 举报
SIS SEN 24 16 13-1968 Telesignal wires and cables PVC-sheathed fire alarm cablé Type EKA《远程信号电线电缆 聚氯乙烯铠装火警电缆 EKA 型》.pdf_第1页
第1页 / 共1页
亲,该文档总共1页,全部预览完了,如果喜欢就下载吧!
资源描述
展开阅读全文
相关资源
猜你喜欢
  • ITU-R INFORME BO 814-2 SPANISH-1986 Factors to be considered in the choice of polarization for planning the broadcasting-satellite service《计划广播卫星服务极化选择中应考虑的因素》.pdf ITU-R INFORME BO 814-2 SPANISH-1986 Factors to be considered in the choice of polarization for planning the broadcasting-satellite service《计划广播卫星服务极化选择中应考虑的因素》.pdf
  • ITU-R INFORME BO 952-2 SPANISH-1990 Technical characteristics of feeder links to broadcasting satellites《广播卫星馈线链路的技术特点》.pdf ITU-R INFORME BO 952-2 SPANISH-1990 Technical characteristics of feeder links to broadcasting satellites《广播卫星馈线链路的技术特点》.pdf
  • ITU-R INFORME BO 953-2 SPANISH-1990 DIGITAL CODING FOR THE EMISSION OF HIGH-QUALITY SOUND SIGNALS IN SATELLITE BROADCASTING (15 kHz NOMINAL BANDWIDTH)《卫星广播中高质量声音信号发射的数字(15 KHz名义带宽).pdf ITU-R INFORME BO 953-2 SPANISH-1990 DIGITAL CODING FOR THE EMISSION OF HIGH-QUALITY SOUND SIGNALS IN SATELLITE BROADCASTING (15 kHz NOMINAL BANDWIDTH)《卫星广播中高质量声音信号发射的数字(15 KHz名义带宽).pdf
  • ITU-R INFORME BO 954-2 SPANISH-1990 Multiplexing methods for the emission of several digital audio signals and also data signals in broadcasting《几个数字音频信号的发射和在广播还数据信号的复用方法》.pdf ITU-R INFORME BO 954-2 SPANISH-1990 Multiplexing methods for the emission of several digital audio signals and also data signals in broadcasting《几个数字音频信号的发射和在广播还数据信号的复用方法》.pdf
  • ITU-R INFORME BS 1058 SPANISH-1986 Minimum AF and RF signal-to-noise ratio required for broadcasting in band 7 (HF)《7 高频(HF)频段广播最小自动对焦和射频信噪比》.pdf ITU-R INFORME BS 1058 SPANISH-1986 Minimum AF and RF signal-to-noise ratio required for broadcasting in band 7 (HF)《7 高频(HF)频段广播最小自动对焦和射频信噪比》.pdf
  • ITU-R INFORME BS 1059-1 SPANISH-1990 Characteristics of single-sideband systems in HF broadcasting《低频(LF)广播的单边带系统的特点》.pdf ITU-R INFORME BS 1059-1 SPANISH-1990 Characteristics of single-sideband systems in HF broadcasting《低频(LF)广播的单边带系统的特点》.pdf
  • ITU-R INFORME BS 1060-1 SPANISH-1990 ENERGY SAVING METHODS IN AMPLITUDE MODULATION BROADCASTING AND THEIR INFLUENCE ON RECEPTION QUALITY《调幅广播中的节能方法及其对接收质量的影响》.pdf ITU-R INFORME BS 1060-1 SPANISH-1990 ENERGY SAVING METHODS IN AMPLITUDE MODULATION BROADCASTING AND THEIR INFLUENCE ON RECEPTION QUALITY《调幅广播中的节能方法及其对接收质量的影响》.pdf
  • ITU-R INFORME BS 1063 SPANISH-1986 Prediction and control of re-radiation in MF broadcasting《中频(MF)广播再辐射的预计和控制》.pdf ITU-R INFORME BS 1063 SPANISH-1986 Prediction and control of re-radiation in MF broadcasting《中频(MF)广播再辐射的预计和控制》.pdf
  • ITU-R INFORME BS 1065 SPANISH-1986 THE RF SPECTRUM OF FREQUENCY-MODULATION SOUND-BROADCASTING TRANSMITTERS《声音广播发射机频率调节的射频频谱》.pdf ITU-R INFORME BS 1065 SPANISH-1986 THE RF SPECTRUM OF FREQUENCY-MODULATION SOUND-BROADCASTING TRANSMITTERS《声音广播发射机频率调节的射频频谱》.pdf
  • 相关搜索

    当前位置:首页 > 标准规范 > 国际标准 > 其他

    copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
    备案/许可证编号:苏ICP备17064731号-1