例句與造句

1. Because high - speed data take up wide bandwidth , looking for one which have high efficiency modulation scheme and suitable for frequency hopping communication system is needed
   由于高速數(shù)據(jù)占用更寬的帶寬,所以在調(diào)制制式上應該尋找一種適合于跳頻通信特點的具有高頻譜效率的調(diào)制方案。
2. It's difficult to find efficiency modulation in a sentence. 用efficiency modulation造句挺難的