短語詞組短語basic group signal 基群信號Form the basic signal 基本信號形式basic signal generator 基本信號産生器Basic signal form 基本信號形式Basic Signal Amplifier 基礎型信號傚果器basic frequency of signal 信號主頻basic signal colour 基本信號顔色Basic signal forms 基本信號形式 返回 basic signal