常见例句雙語例句The article introduced the design method of the baseband which is made up of COFDM channel coder and COFDM modulator of DAB transmitter.介紹DAB發射機系統的基帶部分即COFDM信道編碼和COFDM調制的設計方法，對相關過程做了闡述。 返回 dab transmitter