为避免过量的传输失真，发射机与接收机之间的带宽至少要两倍于数字载波调制的带宽。
To avoid excessive transmission distortion, the bandwidth between transmitter and receiver must be at least twice that with digital carrier modulation.
为避免过量的传输失真，发射机与接收机之间的带宽至少要两倍于数字载波调制的带宽。
To avoid excessive transmission distortion, the bandwidth between transmitter and receiver must be at least twice that with digital carrier modulation.
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