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。
＞无线电物理学＞电子电路＞释义 plus-code modulation, PCM 脉码调制
网络与数据通信 有线网络 释文 pulse code modulation, PCM 脉冲编码调制
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