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amplitude modulation(am)中文什么意思

發(fā)音:   用"amplitude modulation(am)"造句

例句與用法

  1. Digital sound broadcasting is a general term covering a wide range of systems and technologies , including eureka 147 and isdb - t , which are designed to replace frequency modulation ( fm ) broadcasting , digital radio mondiale ( drm ) , a possible successor to amplitude modulation ( am ) , as well as iboc , which is intended to complement the existing am and fm services
    數(shù)碼聲音廣播?是一個統(tǒng)稱,技術(shù)上是分為不同的系統(tǒng)和制式,有取代fm廣播的eureka147和isdb - t ,也有針對am廣播的drm ,和可以與amfm并存的iboc等系統(tǒng),它們都有一個共通點,是現(xiàn)時的收音機并不適用。

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