amplitude modulation signal

• 调幅信号

amplitude modulation signal的用法和样例：

例句

1. Crystal radios are devised for the reception of amplitude modulated AM signals.
   晶体收音机是用来接收调幅信号的。
2. In communications, an amplitude modulated signal in which the amplitude of the carrier is reduced to zero for some part of the cycle of the modulating waveform.
   通信技术中的一种调幅信号，其载波的振幅在调制波形周期的某些部分减少到零。