频 的英文翻译

frequency

frequently

频 的中文句子和英文句子

没有视频信号。

There is no video signal.


视频也可以先通过VCR连接，然后输出到监视器上。

Otherwise the video can be connected through the VCR first and then out to the monitor.


近来我们一些大城市中罪案频繁。

There has recently been an epidemic of crime in our major cities.


一个频带的上下界频率之差，单位用赫兹表示。

The difference, expressed in Hertz, between the two limiting frequencies of a band.


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

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.


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

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.


这个频道每天早晨7点钟开始播放.

This channel comes on the air every morning at 7 am.


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


混频器用来混合和调整不同来源的声音以创造出最终被录的音频产品的装置，如一部电影的音道

A device used to combine and adjust sounds from a variety of sources in order to create a final recorded audio product, such as the soundtrack of a movie.


那条高速公路上车祸发生得越来越频繁。

Accidents on that highway are happening with increasing frequency.