对旋转机械回转能量谱进行研究。
The rotatory energy spectrum of the rotatory machinery is studied.
讨论了评价综框质量的能量谱的差异。
The differences in the power spectrum for estimating the quality of heddle frame are found.
地震动的频谱特性和震源机制是影响能量谱形状的关键因素。
Further, the frequency content characteristics of ground motions and source mechanism are key factors for the form of energy spectra.
物理含义：能量信号的自相关函数与能量谱密度函数构成傅立叶变换对。
Physical meaning: the self-correlation function and the energy spectrum density function compose a Fourier transform pair.
基于语音正弦模型，采用能量谱熵和子谐波谐波比率方法进行语音分析。
Energy-spectrum entropy and subharmonic-harmonic rate methods were used to analyze speech based on speech sinusoidal model.
黑体辐射反问题就是利用测量的黑体辐射能量谱确定黑体的区域温度分布。
The inverse blackbody radiation problem is used for determining the area-temperature distribution of a blackbody from measured total radiated power spectrum.
本文按照反应谱理论的思路建立了线性单自由度体系的地震动输入能量谱。
A parameter study is carried out with input energy spectra of linear SDOF system under earthquake ground excitation in this paper.
通过比较傅里叶分析和小波分析中能量守恒公式，提出了小波能量谱的概念。
The conception of wavelet energy spectrum (WES) is posed by comparing the conservation of total energy in harmonic analysis, power spectrum analysis and wavelet transform.
首先研究了SDOF系统参数和地面运动参数对弹性地震输入能量谱的影响。
The influence parameters, including the parameters of the SDOF systems and the ground motions, on the input energy spectrum are investigated.
应用小波包分解及其能量谱直观地识别出故障的特征频带，并进行了量化分析。
The characteristic frequency band of the fault can be identified by wavelet packet decomposition and its energy spectrum conveniently, and the quantification analysis are then performed.
应用小波包分解及其能量谱直观地识别出故障的特征频带，并进行了量化分析。
The characteristic frequency band of the fault could be identified by wavelet packet decomposition and its energy spectrum conveniently, at the same time, quantification analysis were performed.
这种颗粒的组成可以由x射线衍射(XRD)和x射线能量谱(EDX)检测。
The composition of the particles has been determined by X-ray diffraction (XRD) and energy dispersive X-ray spectroscopy (EDX).
该方法复杂度低，并可弥补常规方法仅采用单条最大能量谱线进行参数估计的不足。
The scheme has low complexity and can overcome the shortcomings of common methods which adopt only the single spectra line having maximum energy to estimate single tone jamming parameters.
我们在能量谱快速计算的基础上，研制成功了用于数字化加速度仪的自动地震信号检波器。
An automatic seismic signal detector based on a fast algorithm of energy spectrum has been developed for digital accelerograph.
指出了结构对地震动的频率具有选择性，结构的响应与瞬时能量谱之间具有密切的对应关系。
The feature that structures have the selectivity to the earthquake motions frequency and structure response has the close corresponding relation with instantaneous energy spectrum is pointed out.
结果表明，尺度-小波能量谱和时间-小波能量谱相比有较好的分类效果和较低的特征维数。
The result shows that, compared with the time-wavelet power spectrum, the scale-wavelet power spectrum has a higher recognition accuracy and smaller dimension of feature vector.
提出了基于能量谱的康普顿散射成像模型，引入一种耦合梯度神经网络实现该模型下的康普顿散射成像。
We proposed a Compton scattering imaging model based on energy spectrum, and introduced a coupled gradient neural network implementation of this imaging problem.
通过基于子波的分析方法，对压力数据进行了分析，获得了基于子波系数的频带能量谱和冲击波强度指数。
Pressure data were analyzed by wavelet transform in wavelet domain. Frequency band energy spectrum and intensity index of ISW based on wavelet coefficient were obtained.
实践表明，全矢能量谱作为对转子涡动信号处理的能量分析方法，对于旋转机械故障诊断是非常实用的分析工具。
It has been shown that the full vector energy spectrums are a very practical analysis tool to fault diagnosis of rotary machinery as a energy analysis method to process whirl signal of rotors.
从运动磁单极子产生的流密度方程出发，研究了在中心力场中沿双曲线运动磁单极子辐射能量谱，并对其进行数值计算。
Base on the current density caused by the moving monopole, the hyperbola radiation spectrums of monopole in the central force-field are studied in detail and numerical value calculated in this paper.
提出了基于能量谱的康普顿散射成像模型，引入一种耦合梯度神经网络实现该模型下的康普顿散射成像。得到了成功的结果。
We proposed a Compton scattering imaging model based on energy spectrum, and introduced a coupled gradient neural network implementation of this imaging problem. Successful results were obtained.
将小波变化得到的动力响应的能量谱作为损伤检测的特征量，具有很好的灵敏度，能检测到复合材料容器中非常细小的裂纹。
The energy spectrum variations as the damage dynamics feature have good sensitivity. Therefore it can detect very tiny cracks in cylindrical composite vessel.
本文围绕结构损伤诊断，研究基于环境激励的模态试验方法、传感器优化布置原理和小波包能量谱损伤预警方法三方面的内容。
Enclosing damage diagnosis, this pape studies modal experiment in ambient excitation, optimal placement of sensors and structural damage alarming using wavelet packet energy spectrum.
研究发现，阻尼比为5%时的地震动总输入能量谱和最大瞬时输入能量谱的等价速度谱可以分别用阻尼比为0.5%和10%下的拟速度谱来近似获得；
It is found that the input energy and momentary input energy spectra with a damping factor of 5% can be estimated from the pseudo-velocity spectra with damping factors of 0.5% and 10%.
“全景地图显示其结构和能量谱线根本和所有的预测模型完全不一样，”新墨西哥州阿拉莫斯国家实验室的项目论文合著者赫伯特·福斯滕（HerbertFunsten）说道。
“Our maps show structure and energy spectra that are completely different from what any model has predicted,” says study co-author Herbert Funsten of the Los Alamos National Laboratory in New Mexico.
通过对滚动轴承具有外圈缺陷、内圈缺陷的情况下振动信号的分析 ，说明时间 -小波能量谱自相关分析法不仅能检测到滚动轴承故障的存在 ，而且能有效地识别滚动轴承的故障模式。
By analyzing vibration signal of roller bearing with out_race fault or inner_race fault, it is confirmed that the faults can be detected and fault patterns can be ide…
本文以4种场地土条件下40条强震记录为输入，对弹性单自由度（SDOF）系统的地震输入能量谱进行了研究。首先研究了SDOF系统参数和地面运动参数对弹性地震输入能量谱的影响。
The earthquake input energy spectrum of elastic single degree of freedom(SDOF) system under a world-wide ensemble of 40 earthquake records of different site types are studied.
他们还表示在中微子能谱中没有发现下沉，这种下沉意味着在切伦科夫辐射时的能量丢失。
They also say there were no dips in the neutrinos' energy spectrum that would imply that they were emitting Cherenkov-like radiation.
达特茅斯大学的毕业生和作家保罗·纳辛说：“霍金的理论表明黑洞是根据热谱原理放射出能量。”
"Hawking famously showed that black holes radiate energy according to a thermal spectrum," said Paul Nation, an author on the paper and a graduate student at Dartmouth.
达特茅斯大学的毕业生和作家保罗·纳辛说：“霍金的理论表明黑洞是根据热谱原理放射出能量。”
"Hawking famously showed that black holes radiate energy according to a thermal spectrum," said Paul Nation, an author on the paper and a graduate student at Dartmouth.
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