您要查找的是不是：
- energy frequency spectrum 能量频谱
- A filter whose transfer function is matched with the frequency spectrum function of input signal. 其传递函数与输入信号的频谱函数相匹配的一种滤波器。
- Alters the frequency spectrum of signals passing through it. 当通过它时能够改变信号的频谱。
- Frequency Spectrum Measurement of Noise of Image Intensifiers[J]. 引用该论文 钱芸生;常本康;童默颖;刘磊.
- The inverted frequency spectrum,in fact, is Fouriers retransform. 倒频谱是频域信号的傅里叶再变换。
- The frequency spectrum energy of time - frequency surface of Short - time Fourier Transform, especially peak value has distinct difference to different swept extent. 油层水淹程度不同,短时博里叶变换时频面上频谱能量,尤其峰值能量大小存在显著差异。
- Based on the local characteristics of signals, a local wave method (LWM) can be employed to obtain the instantaneous frequency of signals and the Hilbert time frequency spectrum composed of an energy time frequency three dimensional distribution. 局域波法是基于信号局部特征 ,通过该方法可得到信号的瞬时频率和构成能量 -时间 -频率三维分布的Hil bert时频谱。
- A system that divides the frequency spectrum of a signal into a number of bands, which are separately transmitted and then recombined. 一种先将一个信号的频谱分成几个可独立传送的频带然后再合成的方法。
- However, for the spectra of other celestial bodies, the corresponding frequency spectrum is of multimodal and the energy of frequency spectrum is dispersible. 对于其他类型的光谱，相应的频谱具有多峰分布的特点，其频谱能量比较分散，它们在晚型星特征区间内的频谱能量非常有限。
- The Time Domain Wave Form and Frequency Spectrum of Modulated Signal of uexp( tt/ Pw) Multiply by Carrier with Uniform Phase Noise. 单边递减波电压讯号乘上含有均匀相位杂讯载波之调变讯号时域波形及频谱。
- The entire available frequency spectrum is used with 79 hops of 1Mhz bandwidth, analogous to the IEEE 802.11 standard. 以1Mhz带宽79跳来利用这个完整的可用频谱。这类似于ieee 802.;11标准。
- Peaking in the frequency spectrum due to repetition of signals by multiple reflection is not confined to water layers. 多次反射波引起的信号重复在频谱中造成的峰值增多，并不仅仅局限于水层。
- Your energy frequencies need to be in tune with what you want to attract in your life. 你的能量的频率必须和那些你想吸引到生活中来的事物的频率相同。
- Each 1.5MHz frequency spectrum of DAB can transmit six sets of programmes with CD quality. DAB每1.;5兆赫的频带可供传送六套CD音质的节目。
- The suggestions on the further research of the frequency spectrum analysis are provided. 就频谱分析的进一步研究提出了建议。
- Moreover, since the atoms are in random thermal motion the frequency spectrum will be altered by the Doppler effect. 而且，由于原子是在作无规则热运动，多普勒效应也会使频谱发生改变。
- Dynamic data exchange ( DDE) techniqueFigures such as space spectrum, frequency spectrum, etc. （2）动态数据交换（DDE）技术
- The Time Domain Wave Form and Frequency Spectrum of Signal Tria(tt/Pw) Multiply by Normal Noise. 三角波电压讯号乘上准常态杂讯之时域波形及频谱。
- Therefore, the incipient fault feature can not be extracted effectively through frequency spectrum analysis. 因此，直接采用频谱分析无法实现早期故障的特征提取。
- A new method of frequency spectrum analysis using Power System Blockset (PSB) is presented. 摘要给出了利用电力系统模块(PSB)工具箱对仿真波形进行频谱分析的一种新方法。
