短語詞組短語phase modulation envelope 調(diào)相包絡envelope modulation 包絡調(diào)制;包絡波動constant envelope modulation 恒包絡調(diào)制ENVMOD Envelope Modulation 包絡調(diào)制non -constant envelope modulation 非恒定包絡調(diào)制 返回 modulation envelope