“digital communications”的概念、定义、翻译、参考文献-科学参考

单词	digital communications
释义	digital communications [`dij·ǝd·ǝl kǝ´myü·nǝ`kā·shǝnz] ^{COMMUNICATIONS} System of telecommunications employing a nominally discontinuous signal that changes in frequency, amplitude, or polarity.
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