对载波中的信息进行压缩的编码方式可以是载波或周期的频率调制或振幅调制。
The coding used to impress information on the wave can be a function of the frequency (the number of waves or cycles per second) or amplitude of the waves or cycles.
对载波中的信息进行压缩的编码方式可以是载波或周期的频率调制或振幅调制。
The coding used to impress information on the wave can be a function of the frequency (the number of waves or cycles per second) or amplitude of the waves or cycles.
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