常見例句雙語例句In this paper, the analysis of ternary CDMA cellular mobile communication system capacity is based on coding theory and telephone traffic theory .從編碼理論和話務(wù)理論出發(fā)，分析了三值CDMA移動通信系統(tǒng)的系統(tǒng)容量。The cellular digital packet data(CDPD) is a system which borrows idle radio channels from the existing cellular mobile telephone networks for packet data transmission.蜂窩數(shù)字分組數(shù)據(jù)（CDPD）是利用現(xiàn)有的模擬蜂窩電話網(wǎng)來傳輸數(shù)據(jù)的一種新技術(shù)。 返回 cellular mobile telephone system