“standard preemphasis”的概念、定义、翻译、参考文献-科学参考

单词	standard preemphasis
释义	standard preemphasis [`stan·dǝrd prē`em·fǝ·sǝs] ^{COMMUNICATIONS} Preemphasis in frequency-modulation and television aural broadcasting whose level lies between upper and lower limits specified by the Federal Communications Commission.
随便看	decyl acetate decyl alcohol decyl aldehyde decylene decyltrichlorosilane Dedekind cut Dedekind test dedendum dedendum circle dedicated line dedicated terminal dedifferentiation dedolomitization deduction dedusting dee dee line deemphasis deemphasis network deenergize deep deep-casting deep-draw deep-draw mold deep easterlies

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