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

单词	pulse-amplitude modulation
释义	pulse-amplitude modulation [`pǝls ¦am·plǝ´tüd ´mäj·ǝ´lā·shǝn] ^{COMMUNICATIONS} Amplitude modulation of a pulse carrier. Abbreviated PAM.
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