For general exploringobjects requirement, narrow pulse signal with tens millimicro second to millimicrosecond has the frequency spectrum from DC to thousands MHz.
按照对地目标探测的一般需要,通常采用纳秒到十纳秒量级的电磁探测窄脉冲,信号频谱具有从直流低频直到千兆赫兹的宽带。
| 单词 | frequency spectrum |
| 例句 |
英语例句库
For general exploringobjects requirement, narrow pulse signal with tens millimicro second to millimicrosecond has the frequency spectrum from DC to thousands MHz. 按照对地目标探测的一般需要,通常采用纳秒到十纳秒量级的电磁探测窄脉冲,信号频谱具有从直流低频直到千兆赫兹的宽带。 声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
原声例句
名人演讲综合 I had to measure the pulse durations and the frequency spectrum. 我必须测量脉冲的持续时间和频谱。 Veritasium真理元素 Repeat this process for all frequencies of sine waves and you get the frequency spectrum. 对正弦波的所有频率重复此过程，即可获得频谱。 《金融时报》 Podcast But they also represent an area of the frequency spectrum. So if you look here, this is dialogue. 但它们也代表了频谱的一个区域。所以如果你看这里，这是对话。 Veritasium真理元素 And one of the distinguishing features of a Discreet Fourier Transform is that the frequency spectrum is also discreet and finite. 离散傅立叶变换的显着特征之一是频谱也是离散且有限的。 Veritasium真理元素 Thus far I've been thinking about signals as infinite continuous waves and when you take their Fourier transform, you get an infinite continuous frequency spectrum. 到目前为止， 我一直将信号视为无限连续波， 当你对其进行傅里叶变换时，你会得到无限连续的频谱。 剑桥雅思阅读 Toothed species in general employ more of the frequency spectrum, and produce a wider variety of sounds, than baleen species (though the sperm whale apparently produces a monotonous series of high-energy clicks and little else). 齿鲸大都采用更多的频谱产生出各种声音，而须鲸采用的频谱则较少，尽管抹香鲸发出的只是单调而激烈的滴滴声。 |
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