Venation wave spectrum analysis finds out shape-structure change of mid-frequency signal fluctuation.
脉络波谱图分析查明了中范围（频率）信号波动的形态结构变化。
The linear fatigue of the jacket structure was evaluated by using wave spectrum analysis theory and theory of linear cumulative damage.
采用随机波浪谱和线性疲劳累积损伤理论对导管架式海洋平台在波浪荷载作用下的疲劳可靠性进行研究。
Using Fourier series, the frequency spectrum analysis was analyzed, and spectrum data of harmony wave less than 19 were calculated.
利用傅里叶级数对其进行了频谱分析，计算了次数小于19次的各次谐波电流均方根值的频谱数据。
Based on the analysis of spectrum of pulsed wave, the sampling frequency is selected according to the performance of hardware.
在对方波频谱进行数学分析的基础上，结合硬件条件选择恢复波形的采样频率。
The results are compared with that by regular wave analysis. Different types of wave spectrum are used during calculation, also the influence of wave energy directional spread is considered.
文中比较了采用不同的海浪谱的变形情况，同时还分析了波浪能量方向分布对缓坡上在水流作用下波谱浅水变形的影响。
Spectrum analysis reveals the frequency characteristics of vortex breakdown point oscillation and spiral wave.
频谱分析确定了破裂点脉动和螺旋波的频率特征。
The principle of conservation of wave action flux is used here for the analysis of transformation of wave spectrum on sloping beach under the action of current.
本文将波浪作用通量守恒原则应用于缓坡上在水流作用下的波谱变形，并与规则波的计算结果作对比。
It is difficult to detect the periodic impulse component in the vibration acceleration signal with conventional analysis methods such as time domain wave and frequency spectrum.
通过时域波形和频谱等基本分析手段来探测振动加速度信号中的周期性冲击分量往往是困难的。
The system which is test successfully can analysis the frequency spectrum of input signal and export spectrum of the continuous wave or the information in the frequency-time of the pulse.
该系统能对输入信号的频谱进行分析，实时输出连续波频谱或脉冲波的时域频域信息，并已测试成功。
Through the frequency spectrum analysis of earthquake waves and the dynamic instability regions analysis, the dynamic stability of serial system can be judged under a certain earthquake wave.
通过地震波的频谱分析，结合体系的动力失稳区间分析，可判断在某竖向地震作用下，串联体系并无发生失稳的可能。
Full wave model phase analysis technique may involve wide subjects, but this paper only deals with the analysis methods of ray, amplitude, wave spectrum and particle vibration pattern.
全波模型震相分析法研究的内容是非常广泛的，本文仅对其中的射线分析、振幅分析、波谱分析、质点振动方式分析等方法进行了探讨。
Through the comparative analysis of the sand filling method and fractional dimension of power spectrum method, we can find that the great wave of the...
对粘结面采用灌砂法和功率谱法分维对比分析后认为，功率谱法的分维值及相应的截距可对粘结面大的波形起伏与粗糙点进行描述。
Through analysis and inference, the writer finds out the feature equation of roller turn vibration yarn faults, and researches its wave spectrum, curve, fabric appearance characteristics.
本文通过分析推导，找出了罗拉扭振纱疵的特征方程，并就其波谱图、曲线图、布面外观特征进行了研究。
The parameter estimation of sine-wave flooded in strong noise background is an important and practical technique, and it is the base theory of spectrum analysis estimation.
估计淹没在噪声中的正弦波参量是具有实际应用价值和普遍意义的技术之一，也是测试所有谱估计性能的基础。
The spectrum analysis and sine wave curve fitting are the most common methods used for ADC dynamic performance tests.
谱分析法和正弦拟合法是ADC动态特性测试的两种常用方法。
Tested vibration signal wave form analysis, speed spectrum matrix analysis, and shaft centerline orbit analysis are made.
测得了机组的振动量值，对测得的振动信号进行了波形分析、转速谱阵分析及轴心运动轨迹分析。
The paper provides theoretical basis of simulation of long wave and spectrum of wave dip Angle. At the same lime, the paper goes on the analysis of spectrum of simulated wave.
本文给出了长峰波海浪仿真和波倾角频谱仿真论的基础进行了频谱分析。
The classical analysis technique for ocean wave length and direction is the spectrum analysis.
传统的波浪波长和方向分析技术是谱分析。
The millimeter-wave PSA spectrum analyzer with up to 80 MHz analysis bandwidth is available now.
微毫米波PSA光谱分析仪80兆赫的分析基带，现在有货。
The millimeter-wave PSA spectrum analyzer with up to 80 MHz analysis bandwidth is available now.
微毫米波PSA光谱分析仪80兆赫的分析基带，现在有货。
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