equal gain combiner

例句：

1. 1. The equalgain combiner is used to adjust the signal levels in the audio system.
   等增益合并器用于调整音频系统中的信号电平。
2. 2.The equal gain combiner helps to balance the volume of different audio channels.
   等增益合并器有助于平衡不同音频通道的音量。
3. 3.In the recording studio, the equal gain combiner is used to ensure that all speakers are producing equal sound levels.
   在录音棚中，等增益合并器被用来确保所有扬声器都能产生相等的声音电平。