調(diào)頻信號的線性混合 phse-modulated signals: 調(diào)相信號frequency modulated: 頻率調(diào)制的frequency-modulated: 已調(diào)頻的modulated frequency: 調(diào)制頻率; 受調(diào)頻率frequency mixing: 混頻下載手機詞典可隨時隨地查詞查翻譯
