The WMAP team used computer programs to find the proportion of wave sizes generating the sound spectrum, just as a prism converts light wavelengths to color.
威尔金森微波各向异性小组运用计算机程序去发现产生声谱的微波大小的比例，正象棱镜转换波长到颜色。
The frequency of the wave can be changed so that signals do not interfere with one another, allowing more of the spectrum to be used.
同时可以通过改变波段的频率以避免信号间的相互干扰，以便更多的频段能够得到使用。
We bring forward the conception of full Spectrum detector, which can detect full wave band of beginning flame and enhance greatly in the accuracy of the flame detecting.
我们提出全光谱探测器的概念，该探测器可以对初生火焰进行全波段的探测，从而火焰预警的准确度大大提高。
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。
The new techniques include oversampling technique in digitalization of seismic wave form, spectrum contraction technique in data - transmitting and error-controlling and so on.
这些新技术包括地震波形数字化的过采样技术，数据传输中使用的紧缩频谱调制技术和差错控制技术等。
This paper proclaims similarity of distribution between light strength of monochromic Fraunhofer's single - slit diffraction and square - wave frequency spectrum.
本文揭示了单色光夫琅和费单缝衍射的光强分布与矩形波频谱分布之间的相似性。
A wave spectrum analyzing program is also compiled with correlative function method.
并用相关函数法编制了一套海浪谱分析程序。
The regularity of the change of the unstable oscillation wave form and the structure of the power spectrum were analysed.
计算并绘出了非稳区域边界，分析了非稳振荡波形变化规律及其模结构。
By analyzing the reflectivity spectrum and reflection wave spectrum of thin beds, we put forward a new method for thickness determination of the thin beds.
作者通过研究地层厚度变化对地层本身的反射系数谱及反射波频谱的影响规律，寻找到了一种新的计算薄层厚度的方法。
UWB technology is a new exploration of the use of radio spectrum resource and it inaugurate a new field of time domain application of electromagnetic wave.
利用UWB技术是对无线频谱资源的利用进行的新的探索，开辟时域电磁波应用的新领域。
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。
Then the linear superposition method is used to simulate irregular wave, and is verified by the autocorrelation method of wave spectrum estimation.
为模拟不规则波，采用了线性波浪叠加法。利用相关函数法进行谱估计，以检验不规则波造波效果。
By analyzing the spectrum of the random ocean wave and of the force of the ship, the ocean wave model and the ship movement model are erected.
在分析随机海浪的波能谱和船舶的受力情况的基础上，建立随机海浪模型和船舶运动模型。
We also use short time Fourier transforms to analyze the spectrum of the scattered wave during the propagation process, and obtain some useful results.
并用短时傅立叶变换分析了声波传播过程中晶粒散射波的频谱特性。获得了一些有用结果。
The concept of wave spectrum is applied to the study on bottom shear stress under random wave action.
本文在随机波浪底部剪应力的研究中引入了波浪谱的概念。
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。
The geometry structure of sea surface was formed with the wave spectrum model of ocean wave in the paper.
主要工作是对利用海浪谱模型，生成了海洋表面几何构形。
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。
The extremal spectrum density directions of components of wind wave spectrum types are different. This indicates that wave components of different frequencies have different principal directions.
不同波场类型的风浪方向谱各组成波的谱密度极值方向不同，表明不同频率的组成波有不同的主方向。
The mathematical model takes spectrum value and wave direction as variables and is solved in real domain, it is suited for wave computation of large sea area.
该模型以组成波的谱值及波向为变量，在实数域内求解，适合大面积海区波场计算。
According to the giving wave spectrum, the coefficient of nonlinear wave filter is gotten by the method of stochastic averaging.
应用随机平均法，根据所给定的波浪谱确定滤波器参数。
Based on conception of wave spectrum, a method for computing swells of a stationary typhoon is presented.
本文从谱的概念出发，提出了静止台风涌浪的计算方法。
The nonlinear Schrdinger equation leads to a second order nonlinear difference equation, and we obtain transmission spectrum of wave by iterating the difference equation.
把非线性薛定谔方程转化成二阶差分方程，通过迭代此差分方程得到透射谱。
In the case of constant wind, the simulated results can accurately reproduce the spectrum and wave growth relation on which the proposed model is based.
在常风速情形中，模拟结果能精确地化为建立模拟所根据的谱和风浪成长关系。
The power spectral density of ship's motion is calculated based on ocean wave energy spectrum and the movement spectrums of the ship's random motion are calculated and created.
根据海浪波能谱，计算了舰船摇荡运动的功率谱密度和舰船的随机摇荡运动。
Wave spectrum of disturbance is analyzed in spherical barotropic atmosphere with basic flow.
本文对球面上有基流的正压大气小扰动进行了波谱分析。
The angular spectrum method of plane electromagnetic wave propagation gives another explanation for wave propagation.
平面电磁波传播的角谱法，提供了波的传播过程的另一种解释。
The angular spectrum method of plane electromagnetic wave propagation gives another explanation for wave propagation.
平面电磁波传播的角谱法，提供了波的传播过程的另一种解释。
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