At present, the frequency adapting to mobile com munication and wireless communication, is quite crowded and precious.
目前，适合于移动通信、无线通信的无线电频谱资源极为拥挤和宝贵。
At present, the frequency adapting to mobile com munication and wireless communication, is quite crowded and precious.
目前，适合于移动通信、无线通信的无线电频谱资源极为拥挤和宝贵。
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