Proper interface polarization of the material will enlarge the wave absorption frequency and improve the wave absorption performance.
合理利用材料的界面极化，可使材料的吸收频带大大加宽，提高材料的吸波性能。
The measurement error of differential absorption laser radar caused by the shift of its center frequency in measuring atmosphenc density has been discussed particularly.
详细地讨论了微分吸收激光雷达测量气体密度时中心频率的漂移所引起的测量误差。
This paper presents the absorption spectra of carbon monoxide measured by terahertz time-domain spectroscopy in the frequency range between 0. 2 and 2. 5 THz.
文章首次利用太赫兹时域光谱技术测量了一氧化碳气体在0．2～2．5太赫兹频谱范围内的吸收光谱。
And, the interior of molecules - atoms and atomic structures - experience the resonance absorption of FIR of their same frequency.
而且，内部的分子-原子和原子结构-体验区的同频共振吸收。
The result shows that average absorption coefficient and noise reduction coefficient separately equal to0.58and0.60 and fine property of sound absorption at middle-low frequency.
结果表明材料的平均吸声系数和降噪系数分别达0。58和0。60，且材料的中低频吸声性能优良。
The calculated result indicates that a major error of differential absorption laser radar comes from the shift of its center frequency.
计算结果表明，中心频率的漂移是微分吸收激光雷达主要的误差来源。
Experimental results indicate that frequency absorption is a simple but reliable testing method.
实验表明，频率计吸收法是一种简单可靠的测试方法。
Its realization is summarized, characteristic parameters such as reflection, transmission, absorption, bandwidth and optimal frequency responding to different function are also analyzed and computed.
简要概述了其实现方法，并对其反射、透射、吸收、工作带宽和最佳工作频率等特性参数进行了分析与计算。
In this paper, the effects of critical electron density of plasma and the plasma frequency of electron on the refraction, absorption and reflection of the electromagnetic wave are studied.
着重研究了等离子体临界电子密度、电子等离子体频率等参数对电磁波的折射、吸收、反射的影响。
Integrated analysis of these results is helpful to strati - graphic interpretation, the analysis of absorption and frequency dispersion, the identification of multiple reflection, and so on.
综合对比这些结果，可用于地层岩性解释、分析吸收和频散作用、以及分辨多次波等。
The experiment shows that the bandwidth of the time delay as a function of the modulation frequency changes in the absorption and gain regimes due to the carrier-lifetime variation.
实验结果表明，由于载体寿命的变化，在吸收和增益区域，带宽的时滞随着调制频率的变化而变化。
But whether it can reach the prospecting aim by study for inversion of attenuation by earth absorption and by decreasing high frequency noise?
但是否可以通过研究反演大地吸收衰减和减少采集的高频噪声达到勘探的目的呢？
Under the room temperature and Nitrogen environment (eliminate the influence of water vapor absorption), we get the characteristic absorption spectrum of GaAs within the band of frequency.
在室温去除水份影响的氮气环境中，获得了低温生长的砷化镓在该波段的特征吸收谱。
When the porosity and pore diameter reduced, the sound absorption curve moved to the low frequency zone and the frequency bandwidth increased at the same time.
随着孔隙率、孔径的减小，多孔铝的共振吸声系数有所下降，吸声频谱曲线向低频方向移动，且频带宽度展宽。
The use of absorption and in line with the speed, amplitude and frequency of seismic or other seismic information, Has its unique role and effectiveness of the reservoir cracks prediction.
利用吸收系数并配合速度、振幅和频率等其它地震或非地震信息，进行储层裂缝预测具有其独特作用和效果。
Results of absorption properties of different depth composites prove that the absorption peak is shifted to high frequency as the depth of materials decreases.
通过对不同厚度材料的吸波性能研究，结果表明随材料厚度的减小，材料对电磁波的吸收峰向高频移动。
The absorption of high-frequency composition by the Quaternary strata can greatly reduce seismic video frequency.
第四系地质对高频成分的吸收，使地震视频率大大降低。
In addition, the magnetic waters refracting power and absorption rate are changing with the light frequency.
另外，磁处理水对单色光的折射率和吸收率随着入射光的频率不同而改变。
The results indicated that with the increase of the frequency, absorption coefficient did not increase.
结果表明，随着温度的升高，吸声系数不再随频率的升高而增大。
The sound absorbing device (22) is provided with a plurality of mutually different absorption areas (24) on the aspect of depending on the muffling performance of the frequency.
吸声装置(22)具有多个在其取决于频率的消声性能方面相互不同的吸收区(24)。
Absorption curves were drawn for different load resistances, of absorption coefficients versus frequency.
更以吸声系数的频率曲线以进行详细比较。
Numerical simulation of the absorption and dispersion curves changed with the microwave Rabi frequency and detuning, and the absorption peak influenced with the decay rate of the excited particles.
数值模拟了吸收和色散曲线随微波场拉比频率和失谐量的变化规律以及敏锐吸收峰的性质随激发态粒子衰减率的依赖关系。
When the non-homogenous layer is divided, the sound absorption performance of the structures is increased in low frequency.
结果表明，对非均匀层进行分层后，结构在低频时的吸声性能有所提高。
The results illustrate that the collisional absorption have a maximum value when the collision frequency is near the radiation frequency.
计算表明 ，当电磁波的频率接近电子碰撞频率时 ，磁等离子体对电磁波的吸收达到最大值。
They have specific absorption spectra and there are obvious resonance Rayleigh scattering (RRS), second-order scattering (SOS) and frequency-doubling scattering (FDS) spectra.
银纳米微粒具有特定的吸收光谱和明显的共振瑞利散射(RRS)、二级散射(SOS)和倍频散射(FDS)光谱。
Based on the sound absorption mechanism of Helmholtz Resonator, the advantage of soft tube length is fully used in the new structure, and thus the low-frequency noise can be controled easily.
提出了一种新型的宽频带共振吸声结构，该结构基于赫姆霍兹共振吸声机理，并充分利用了软管在长度上的优势，易于实现对低频噪声的控制。
Based on the sound absorption mechanism of Helmholtz Resonator, the advantage of soft tube length is fully used in the new structure, and thus the low-frequency noise can be controled easily.
提出了一种新型的宽频带共振吸声结构，该结构基于赫姆霍兹共振吸声机理，并充分利用了软管在长度上的优势，易于实现对低频噪声的控制。
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