[電學(xué)] 回波調(diào)制編碼; 回 波 調(diào) 制 編 碼 echo modulation: 回波調(diào)制amplitude-modulation coding: 調(diào)幅編碼pulse coding modulation: 脈沖編碼調(diào)制trellis coding modulation tcm: 格狀編碼調(diào)制coherent echo modulation and detection: 相干回波調(diào)制與檢波下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯