短語(yǔ)詞組短語(yǔ)audio o frequency transformer 音頻變壓器audio -frequency transformer 音頻變壓器AFT audio -frequency transformer 音頻變換器AFT Audio Frequency Transformer 音頻變壓器audio frequency amplifier transformer coupled 變壓器耦合聲頻放大器 返回 audio frequency transformer