频 的英文翻译

frequency

frequently

频 的中文句子和英文句子

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.


没有视频信号。

There is no video signal.


激光器使偶然的混杂频率的电磁辐射，变为一个或更多的高度强化和连续的紫外线、可见光或红外线辐射的分离频率仪器中的一种

Any of several devices that convert incident electromagnetic radiation of mixed frequencies to one or more discrete frequencies of highly amplified and coherent ultraviolet, visible, or infrared radiation.


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.


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.


显示器类似于电视屏幕，也被称为视频显示终端（VDTs），有单色显示器和彩色显示器。

Monitors, also known as video display terminals(VDTs), resemble television screens, and may be either monochrome or color.


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.


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.


经常地多次地；频繁地

Many times; frequently.


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.