A.同頻道 B.鄰道 C.雜散輻射 D.阻塞
A.oliver,foxtrot,tango,alfa B.oscar,francis,tommy,alfa C.oscar,francis,tommy,anna D.oscar,foxtrot,tango,alfa
A.144-146兆赫 B.3.5-3.6兆赫 C.88-108兆赫 D.825-835兆赫