signal complex的例句大全

Because of complex fracture system, faulted structures, and rich igneous rocks, SXF area is a representative low signal-to-noise ratio seismic data region in Subei basin.

苏北盆地的SXF地区是典型的低信噪比地震资料地区，断裂系统复杂，构造破碎，圈闭面积小，火成岩发育。

The extraction methods of pulse signal envelope feature using the complex wavelet transform and Hilbert transform are discussed in the article, by which we extract the rising edge, falling edge, envelope top drop and pulse width as the final feature values.

研究了对脉冲信号包络特征的提取方法，利用复小波变换和希尔伯特变换获取稳态信号包络，提取上升沿、下降沿、包络顶降以及脉宽等参数作为稳态特征。

An Improved Complex Cepstrum Method of Minimum Phase Signal Reconstruction from Amplitude Spectrum

由幅度谱恢复最小相位信号的改进复倒谱算法

A S-band Complex LMF Signal Generation System Based on DDS

基于DDS技术的S波段复杂线性调频信号产生系统

More over , a complex signal constellation can provide higher spectrum efficiency than a real signal constellation.

另一方面,复信号星座图映射方式将比实信号方式带来更高的系统频谱利用率.

Using a complex analytical signal representation, the free-space propagation properties of ultrashort pulsed Bessel-Gauss beams whose waist width is independent of frequency are studied.

使用复解析信号法研究了束宽与频率无关的超短脉冲贝塞尔-高斯光束在自由空间的传输特性。

Acoustics Signal Characteristic and Quality Evaluation of Thick Wall Complex Structure Girth Weld

厚壁复杂结构环形焊缝声学信号特征与质量评价

By using the angular spectrum and complex analytic signal representations, the analytic propagation expression and its Fourier spectrum for ultrashort Gaussian pulsed beams with constant waist width in the far field are derived.

利用角谱法和复解析信号法推导出了等束宽超短高斯脉冲光束在远场的解析传输公式及其傅里叶谱。

Transient hypoxia can target complex gene expression in the brain, which includes the protein kinase signal pathways, immediate-early genes ( IEG), growth factors, oxidative stress enzyme and so on.

短暂的缺氧能够扳机神经元内大量复杂的基因表达。例如蛋白激酶信号传导系统、即刻早基因、生长因子、氧化应激酶等。

The DDS signal generator which can adjust signal phase signal frequency and complex wave is designed.

最终实现频率、相位、复合波形皆可调节的直接数字合成的信号发生器.