增益控制可以增大接收机的动态范围，防止强信号引起过载。

Gain control can increase the dynamic range of the receiver, and to prevent strong signals cause overload.

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增益控制可以增大接收机的动态范围，防止强信号引起过载。

Gain control can increase the dynamic range of the receiver, and to prevent strong signals cause overload.

youdao