| 单词 |
white-to-black frequency swing |
| 释义 |
white-to-black frequency swing white-to-black frequency swing[¦wīt tə ¦blak ′frē·kwən·sē ‚swiŋ] (communications) In a facsimile system employing frequency modulation, the numerical difference between the signal frequencies corresponding to picture white and picture black at any point in the system. |
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