短語詞組短語discrete variable frequency 離散變頻discrete hopping frequency technique 離散跳頻技術(shù)discrete frequency function 離散次數(shù)函數(shù);離散頻率函數(shù)discrete frequency noise voltage 離散頻率襍音電壓值discrete frequency spectrum 離散頻譜DFG Discrete Frequency Generator 離散頻率發(fā)生器discrete frequency control 離散頻率控制discrete frequency modulation [電子]離散頻率調(diào)制discrete frequency andiometer 頻式聽力計 返回 discrete frequency