A.若信噪比无限增加,信道容量也可以无限增加
B.若带宽B无限增加,信道容量也可以无限增加
C.若带宽B无限增加,信道容量可以增加但趋于定值
D.信道容量一定时,带宽B与信噪比可以互换,这也是扩频通信的理论基础
[单选题]A.90~200B.230~350C.370~470D.1150~1800
[单选题]A.C1对应的F1B.C2对应的F2C.C3对应的F3D.C4对应的F4
[单选题]A.甲B.乙C.丙D.丁
[单选题]A.0B.1C.2D.3
[单选题]What will happen if kids are always on their phones?( )A.They will behave b
[单选题]The reason for wind energy being an ideal sustainable energy source is that
[判断题]Renewable energy and distributed generation are not viable in economic term
[判断题]The drugs which helped patients relieve the pain used to have serious side