[ 复数 chirps 第三人称单数 chirps 现在分词 chirping 过去式 chirped 过去分词 chirped ]
2)谱线宽度窄,频率啁啾改善。频率啁啾(chirp)是指对激光器进行直接调制时,由于注入电流的变化,引起载流子浓度的变化,进而导致折射率的变化,结果使发射光谱的动态谱线展宽...
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捧着现时天下第一(First)薪,还不满足的总唧唧(Chirp)歪歪的叫着转会(Transfers),美其名曰(Sounding):“我要欧冠,我要天下足球先生!唯其尊重自己的人.
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chirp radar [雷达] 啁啾雷达 ; 线性调频雷达 ; chirp雷达 ; 脉冲压缩雷达
Chirp Signal 扫频信号
optical chirp 光学档脉冲
Chirp-z 变换
chirp spread spectrum 线性调频扩频 ; 频技术 ; 扩频技术 ; 扩频
chirp pulse 啁啾脉冲
Chirp Bandwidth 线性调频宽度
Chirp Mirror 啁啾镜
Notably, in our derivations, the effect of chirp fluctuations has been critically taken into account as well as the dispersive and nonlinear effects.
值得注意的是,在我们的推导过程中,啁啾波动效应连同色散和非线性效应均得到充分的考虑。
参考来源 - 光纤孤子传播的自相似性和通讯限制的研究In ideal circumstances, the back scattered echo signal of SAR is chirp signal. With synthetic aperture theory, high azimuth resolution imaging to distant targets can be attained.
理想情况下,SAR回波多普勒信号是线性调频信号,采用合成孔径原理提高方位向成像分辨率。
参考来源 - 高分辨率机载SAR信号处理研究There are several ways to achieve high range resolution. In this dissertation ,not only the theory analysis ,but also engineering application study of both a stepped frequency and an intra-pulse chirp and inter-pulse stepped frequency are completed.
利用合成宽带技术来实现距离维的高分辨可以有多种方式,本文着重探讨了步进跳频及脉内调频、脉间步进跳频技术的理论分析和实现研究。
参考来源 - 合成宽带毫米波雷达导引头的理论及实现We designed and realized a high-speed sensor multiplexing network system based on the chirp fiber grating and edge filter technique.
3.提出并设计完成了基于啁啾光栅的高速传感复用网络系统,结合边沿滤波技术,实现了传感光纤光栅的高速波长解调。 文中分析了系统原理。
参考来源 - 光纤光栅传感系统的研究与实现The fast Fourier transform(FFT) demodulation method conbined with chirp Z-translation(CZT) is adopted for Fabry-Pérot pressure sensors and its principle and error are analyzed theoretically.
将快速傅里叶变换(FFT)与线性调频Z变换(CZT)联合变换的方法应用到法布里-珀罗(F-P)腔传感器的解调中,从理论上分析了该方法的解调原理及误差。
参考来源 - 快速傅里叶变换与线性调频Z变换联合算法在光纤法布里·2,447,543篇论文数据,部分数据来源于NoteExpress
V-I When a bird or an insect such as a cricket or grasshopper chirps, it makes short, high-pitched sounds. 虫鸣; 鸟叫
The crickets chirped faster and louder.
蟋蟀叫得越来越快,越来越响。
N-COUNT Chirp is also a noun. 鸟的叫声; 虫的鸣叫声
The chirps of the garden birds sounded distant.
花园的鸟鸣听上去那样的遥远。
chirping N-UNCOUNT
...the chirping of birds.
...鸟的鸣叫声。
The chirp came from a thick holly bush, bright with scarlet berries, and Mary thought she knew whose it was.
这啁啾声来自一丛茂密的冬青树,它结满了鲜红的浆果,十分明亮,玛丽以为她知道是谁的了。
At this year's CHIRP Conference, Twitter revealed that it's attempting to address some of these very issues.
在今年的 CHIRP 会议上,Twitter 透露它将尝试解决这些问题。
Panksepp has studied rats and found that when they play, they often chirp—a primitive form of laughter, according to the scientist.
潘克塞普曾对老鼠进行了相关研究,他发现,当老鼠玩耍的时候,他们经常发出一种唧唧喳喳很尖的声音——根据科学家表示,这是笑的一种原始形态。
When I say "pigeon," I don't really seem to have any particular sense of an onomatopoetic word, but if I use the Latin, pipio, which means "to chirp," all of a sudden I say, "Oh, that's onomatopoetic."
当我说鸽子的时候,这个词并不能,反应它自身的意思,但是如果我用拉丁语说鸽子,也就是咕咕“,这就是拟声了“
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