| 单词 | frequency-modulate |
| 释义 | > as lemmasfrequency-modulate frequency-modulate v. [as a back-formation] ΘΚΠ society > communication > telecommunication > [verb (transitive)] > modulate modulate1908 phase-modulate1941 pulse1957 frequency-modulate1962 undermodulate1962 1962 F. I. Ordway et al. Basic Astronautics vii. 322 The radio frequency carrier wave is modulated by a group of subcarriers... The subcarriers are frequency-modulated by the characteristics of the intelligence. < as lemmas |
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