modulator function

例句：

1. 1. The modulator function is crucial for the operation of the communication system.
   调制器功能对于通信系统的运行至关重要。
2. 2.The modulator function in this device can adjust the frequency of the signal.
   该设备中的调制器功能可以调整信号的频率。
3. 3. The modulator function is used to control the amplitude and phase of the transmitted signal.
   调制器功能用于控制传输信号的振幅和相位。