wave frequency的例句大全

the computation methods of electromagnetism parameters, electromagnetic wave frequency and medium slice thickness in microwave measuring for composite material were analyzed.

分析了复合材料微波检测中电磁参量、电磁波频率和介质薄片厚度的计算方法。

The acoustooptic interaction in biconical optical fiber was analyzed based on coupled mode theory, and the relationship between perturbation period and flexural wave frequency was discussed.

利用耦合模理论分析了在双锥光纤耦合区中声光的相互作用，讨论了在不同耦合区半径下扰动周期与声波频率的关系。

It is found that temperature wave frequency at a given location in the slab is relevant to slab's thickness and its thermal relaxation time while the amplitude of temperature wave bears a relation with heat source's distribution area and pulse duration.

研究结果表明，温度波动频率取决于平板厚度和材料的热弛豫时间，而其幅值则与内热源释放区域的大小和脉冲宽度的长短有关。

Precision Measurement of Submillimeter Wave Frequency

亚毫米波频率的精密测量

Ultrasonic is one of mechanical wave with wave frequency scope 20-106 KHz, Using Ultrasonic to accelerate or generate a new reaction is its new pattern arisen intercross course.

超声波是频率范围20-10~6KHz的机械波，利用超声波来加速或引发新的反应是一门新兴的交叉学科。

The Effect of Sound Wave Frequency on the Human's Auditive System

声波频率对人的听觉系统的影响

Simulation of Saw-tooth Wave Frequency Modulated Radio Ranging Fuze Under Autodyne System

自差体制锯齿波调频定距引信的仿真

For the feature of fault transient traveling wave, whether it is with a simple frequency analysis or with a simple time-domain analysis can not accurately describe the transient traveling wave which changes non-smoothly.

针对故障暂态行波特性，无论是用单纯的频率分析法还是用单纯的时域分析法都不能准确描述暂态行波这类非平稳变化信号。

These signals provide an important reference of the gain of antenna, the time reference, the phase reference and the frequency of carrier wave for generating stimulant echo signal.

这些信号分别为模拟回波信号的生成提供了天线增益大小、时间基准、相位基准和载波频率大小等重要的参考信息。

Temporal Frequency Spectrum of Optical Images of Beam Wave Sources in a Turbulent Atmosphere

束状光波大气传输源象抖动时间频谱

Tikhonov regularization numerical method for recovering the shape of an obstacle from the information of time harmonic incident acoustic wave and far field pattern of the scattered wave with frequency in the resonance region is investigated.

用Tikhonov正则化方法数值求解由声波散射场的远场模式信息来再现散射物边界形状的反问题。

The time harmonic voltage and current wave propagation along a transmission line can readily be transferred from frequency domain voltage and current phasor distribution along the line.

由传输线上电压及电流沿线分布之频域相量，可转换为传输线上各频率成份弦波电压及电流沿线之时域传播。

The measurements of the radio spikes with high time and frequency resolution by the spectrometer in Beijing Observatory may provide a self consistent diagnosis for the ambient plasma parameters ( magnetic field, density, temperature, wave vector, and the properties of nonthermal electrons).

利用北京天文台高时间和高频率分辨率的射电频谱仪对射电尖峰的测量，可以对背景等离子体参数进行的自洽诊断（磁场，密度，温度，波矢，及非热电子的性质）。

The viscoelasticity of a medium makes seismic wave have a constant phase delay when upper-limit frequency of the data is not high.

在资料的上限频率不高时，介质的黏滞性将导致地震波发生一个常数的相位延迟。

The processing result notes that the method of time frequency analysis may improve stability and liability of extracting Rayleigh wave velocity.

处理结果表明，应用时频分析方法可以提高瑞雷波速提取的稳定性和可靠性。

In high frequency range, the specular reflection echo have the same wave form as the incident wave, but in low frequency range or resonance scattering range, there is a time expansion of the pulse width after main reflecting echo from smooth curvature surface.

在低频或谐振散射区域，光滑曲率表面的脉冲镜反射回波特征是在主回波后有时间扩展，它是由曲率反射面产生的，称为回波的曲率效应；

The system uses time-domain, frequency domain, statistical and other methods of pressure, temperature, wave signal analysis.

本系统利用时域、频域、统计等多种方法对压强，温度波信号进行分析。

With the use of filtering method in frequency domain, certain low frequency components were filtered, the time domain waveform was retrieved by IFFT, and the biphase T wave appeared in time domain.

用频域滤波的方法，分别滤去一定低频成分，再IFFT恢复时域波形，时域信号出现了双相T波。

The fuze is provided with some Anti-jamming function by means of instantaneous time average zero-over rate representing Doppler signal's frequency of continuous wave radio Doppler system fuze.

用短时平均过零率表征连续波多普勒体制无线电近炸引信多普勒信号频率，使引信具有一定的抗干扰能力。

Radio frequency ( RF) wave current drive is one of the main ways for control of tearing mode instability.

射频波电流驱动是可以有效地抑制撕裂模不稳定性的方法之一。