In the ultra high frequency system, the frequency compounder section of the transmitting frequency is operated with DDS/PLL technology.
在甚高频系统中,射频的的频率合成器部分采用DDS/PLL技术。
This paper introduces the relationship between the high electric conductivity and the transmitting frequency and the structure of the composite wire.
文章给出了这种高电导特性与传输频率及导线结构的关系。
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