每个钢琴音由许 多谐波频率(harmonic frequency)组成，这些谐波频率为基波频率(fundamental frequency) 的倍数，也就是说，完整的频谱应包含许多尖峰。
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... first harmonic 基波 harmonic frequency 谐频；谐振频率 harmonic drive 谐波驱动；谐波激励 ...
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Ҫı... ... 我相信每天晚上睡眠8小时是很重要的 » I believe every night to sleep for 8 hours is very important 谐波次数 » harmonic frequency 记忆相对 » Memory ...
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harmonic frequency response [电子] 谐频响应 ; 谐波频率响应
harmonic frequency generator 谐频发生器 ; 谐频滤波器
harmonic frequency converter [电子] 谐波频率转换器
harmonic frequency characteristic 谐波频率特性
HFG harmonic frequency generator 谐频滤波器
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The infrared spectrum and harmonic frequency are increasing, but the interval of frequency is decreasing.
红外光谱和谐振频率是增大的，而频率间隔是不断减小的。
But at the harmonic frequency, the system inductance increases greatly and the reactance of the filter circuit reduces greatly.
但对谐波频率而言，系统感抗大幅增加而滤波支路容抗大幅减小。
This paper introduces the computation method on the harmonic frequency of the torsional vibration in the mechanism of an antenna system.
介绍了天线系统驱动机构扭转振动谐振频率的计算方法。
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