“digital data modulation system”的概念、定义、翻译、参考文献-科学参考

单词	digital data modulation system
释义	digital data modulation system [`dij·ǝd·ǝl `dad·ǝ ´mäj·ǝ`lā·shǝn ´sis·tǝm] ^{COMMUNICATIONS} A digital communications system in which the information source consists of a finite number of discrete messages which are coded into a sequence of waveforms or symbols, each one selected from a specified and finite set.
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