crowded band 中文意思是什麼
crowded band
解釋
擁塞頻帶-
In the highly crowded hf band, available continuous bandwidth is very narrow, this threaten the viability of hf radar based on the continuous spectra signal system seriously
在擁擠的高頻頻段,可用的連續帶寬比較窄,基於連續譜信號體制的高頻雷達的生存能力受到嚴重威脅。
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