For Moscow to the Great Wall Station circuit, the lower the frequency, the larger the fading depth.

莫斯科-南极长城站电路的衰落深度与频率、时间有关，频率低，其衰落深度大。

youdao

For Moscow to the Great Wall Station circuit, the lower the frequency, the larger the fading depth.

莫斯科-南极长城站电路的衰落深度与频率、时间有关，频率低，其衰落深度大。

youdao