“pulse-code modulation”的概念、定义、翻译、参考文献-科学参考

单词	pulse-code modulation
释义	pulse-code modulation Encyclopedia 工学信源编码技术释 pulse-code modulation脉码调制对模拟信号进行采样，将其样值量化、编码而转换为数字信号的调制方式。属于信源编码技术。
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