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SJ 3132-1988彩色電視廣播接收機(jī)用KDC-A02型按鈕式電源開關(guān)詳細(xì)規(guī)范Detail specification for Push-button power sw...2022-06-14

GB/T 28432-2012地面數(shù)字電視廣播單頻網(wǎng)規(guī)劃準(zhǔn)則Planning criteria for single frequency networks of digital terr...2022-06-13

SJ/T 10612.2-199530MHz～1GHz聲音和電視廣播接收天線.第2部分：電性能參數(shù)的測量方法Aerials for the reception of sou...2022-06-10

SJ/T 10612.4-199530MHz～1GHz聲音和電視廣播接收天線.第4部分：天線性能規(guī)范的編制導(dǎo)則詳細(xì)規(guī)范表格式Aerials for the ...2022-06-08

SJ 3148-1988KFC-G03型彩色電視廣播接收機(jī)用杠桿式維修開關(guān)詳細(xì)規(guī)范Detail specification for lever-adjusted switc...2022-06-06

The Response Time Analysis of Digital Broadcasting System2020-12-06