frequency 的中文翻译

音标: [ˈfri:kwənsɪ]

n.

频率, 周率, 发生次数

frequency 的英文句子和中文句子

An electromagnetic wave of audio frequency produced by atmospheric disturbances such as lightning, having a characteristically decreasing frequency responsible for a whistling sound of descending pitch in detection equipment.

啸声干扰一种由于诸如闪电等大气干扰而产生的音频电磁波，具有典型的逐渐减弱频率的特征，该频减引起了检波设备中调逐渐下降的啸声


A filter whose transfer function is matched with the frequency spectrum function of input signal.

其传递函数与输入信号的频谱函数相匹配的一种滤波器。


A device that converts a property of an input signal, such as frequency or phase, into an amplitude variation, depending on how the signal differs from a standard or reference signal.

鉴别器，鉴频器一种将输入信号的某一特征，如频率或相位转变为幅度变化装置，其变化大小因信号与标准或参考信号的不同程度而异


We can often correlate age with frequency of illness.

年龄的大小往往与发病率有关.