frequency modulation編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看frequency modulationfrequency modulation — 名詞名詞1. a method of encoding information in a carrier wave by varying its frequency1.名詞釋義頻率調變a method of encoding information in a carrier wave by varying its frequency例句FM radio uses frequency modulation to transmit sound.