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1. The variablecapacity amplifier is usedto adjust the volume of audio signals.
可变容量放大器用于调整音频信号的音量。
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2. The variable capacity amplifier canbe used to boost the signal strength inareas with poor reception.
可变容量放大器可用于增强信号强度,特别是在信号接收不良的区域。
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3. The variable capacity amplifier allowsfor precise control over the amplification process.
可变容量放大器允许对放大过程进行精确控制。