国产麻豆精品视频-国产麻豆精品免费视频-国产麻豆精品免费密入口-国产麻豆精品高清在线播放-国产麻豆精品hdvideoss-国产麻豆精品

? EN IEC 55016-1-4:2019/A1:2020 Specification for radio disturbance and immunity measuring apparatus and methods - Part 1-4: Radio disturbance and immunity measuring apparatus - Antennas and test sites for radiated disturbance measurements;

? 無線電騷擾和抗擾度測量設備和方法的規范第1-4部分：無線電騷擾和抗擾度測量設備-輻射騷擾測量的天線和測試點；

? ETSI EN 302 326-2 V2.1.0 (2020-08) Fixed Radio Systems; Multipoint Equipment and Antennas; Part 2: Harmonised Standard for access to radio spectrum;

? 固定無線電系統；多點設備和天線；第2部分：接入無線電頻譜的統一標準；

? ETSI EN 302 326-3 V2.1.0 (2020-08 Fixed Radio Systems; Multipoint Equipment and Antennas; Part 3: Multipoint Antennas;

? 固定無線電系統；多點設備和天線；第3部分：多點天線；

? ETSI EN 302 307-2 V1.2.1 (2020-08) Digital Video Broadcasting (DVB); Second generation framing structure, channel coding and modulation systems for Broadcasting, Interactive Services, News Gathering and other broadband satellite applications; Part 2: DVB-S2 Extensions (DVB-S2X);

? 數字視頻廣播（DVB）；用于廣播，交互式服務，新聞收集和其他寬帶衛星應用的第二代幀結構，信道編碼和調制系統；第2部分：DVB-S2擴展（DVB-S2X）；

? ETSI EN 302 208 V3.3.1 (2020-08) Radio Frequency Identification Equipment operating in the band 865 MHz to 868 MHz with power levels up to 2 W and in the band 915 MHz to 921 MHz with power levels up to 4 W; Harmonised Standard for access to radio spectrum;