chirp的例句大全

Sparrows chirp.

麻雀吱吱喳喳叫。

In this paper, we analyzed evolutionary spectrum of chirp signals of time-varying amplitude, and proposed the method of concentrating energy in time-frequency domain to improve the concentration of evolutionary periodogram.

本文研究了时变幅度Chirp信号的演化谱，提出了分别在时间轴和频率轴上聚集能量的方法，改善了演化周期谱的能量聚集性。

Study the suppression algorithm of chirp interference based on Short Time Fourier Transform and Fractional Fourier Transform, using time-frequency analysis theory.

利用时频分析理论，讨论了基于短时傅里叶变换和分数阶傅里叶变换的扫频干扰的抑制算法。

Nowadays, the ave of the capital is off-street, restaurant inn is numberless as the sand, those who write car filling shoe is one chirp of one battalion of3 paces, 5 paces more.

如今，京城的大街小巷，饭馆旅店多如牛毛，修车补鞋的更是三步一营、五步一哨。

When the chirped pulse is amplified by the energy-chirped beam through the undulator, the main causation of the gain decline is the frequency detuning which is produced by slippage effect. 4.

而能量啁啾电子束放大啁啾脉冲时，增益下降主要是由于电子束的滑移使光场失谐引起的。

Birds chirp.

鸟鸣。

Performance comparison between noise signal and chirp signal in correlation measurement

相关法测量中的噪声信号源和扫频信号源的性能比较

A New Method for Chirp Signal Parameter Estimation in Colored Noise

一种新的有色噪声背景下chirp信号参数估计方法

Effect of Chirp from Optical Sources on Average Soliton Communication System

光源啁啾对平均孤子通信系统的影响

The Fuzziness Function and Performance Analysis of a S Mode Nonlinear Chirp

S型非线性调频脉冲信号的模糊函数和性能分析

Enhancing chirp signal based on rotation of time frequency plane

基于时频面旋转的线性调频信号增强

Measurement of Chirp Parameter of Intensity Modulator by Fiber Frequency Response Method

频率响应法测量光强度调制器啁啾参数

Numerical Research of Initial Chirp Effect on Solitons Propagation Properties

初始啁啾对孤子传输特性影响的数值研究

Chirp signals has long been widely used in the area of radar systems.

Chirp信号及与其相关的脉冲压缩技术长期以来被广泛应用于雷达领域。

Development of DDS Digital Synthetic Frequency for Chirp Signal Generation

线性调频信号DDS频率合成源的设计与实现

A Method of Speech Enhancement Based on Chirp Atoms Decomposition

一种基于Chirp原子分解的语音增强方法

Application of Changing Chirp Rate Sign in Eliminating Range Blur of SAR

变线性调频斜率符号在合成孔径雷达中的应用

The availability of multi-cycle driven pulse for producing single attosecond pulse significantly looses the requirement of laser system in experiment. A high-power mid-infrared laser source employing dual-chirped optical parametric amplification scheme based on Ti: sapphire laser system is proposed.

多光周期的驱动脉冲可用于产生单个阿秒脉冲将大大降低实验上对激光系统的苛刻要求。提出一种基于掺钛蓝宝石激光系统的双重啁啾光参量放大方案用于产生高功率中红外激光光源。

The bird would perch at the base of the window, ruffle its feathers, chirp loudly, and then fly headfirst into the glass.

它会先停在窗台，全身的羽毛都竖起，大声地吱喳而鸣，然后就一头飞向玻璃窗猛撞过去。

Research on Nonlinear Effects of Power Amplifier on Chirp and Methods for Precompensation

功率放大器非线性对Chirp信号的影响及预补偿方法研究