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frequency modulation radio
调频广播
以频率调制方式对音频信号进行无线电传输的模拟声音广播形式。频率调制是将要传送的信号作为调制信号控制载波的瞬时频率,使其按照调制信号的规律变化。
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rational agent
rational amicable pair
rational appeal advertisement
rational approximation
rational approximations of algebraic numbers
rational architecture
rational basis
rational Bezier curve
rational Bezier curve and surface
rational Bezier surface
rational boundary component
rational canonical form
rational central simple algebra
rational chain
Rational Choice Institutionalism
rational choice theory
rational choice theory of sociology
rational circle
rational coefficient
rational cohomology group
rational comprehensive decision-making
rational configuration
rational conformal field theory
rational content
rational convexity
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