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

单词	downward modulation
释义	downward modulation [`dau̇n·wǝrd ´mäj·ǝ`lā·shǝn] ^{COMMUNICATIONS} Modulation in which the instantaneous amplitude of the modulated wave is never greater than the amplitude of the unmodulated carrier.
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