Besides multistage EDFA making the bandwidth reduced and noise increased, the material dispersion of optical fibers is also an important factor to affect WDM systems.
除了多级光纤放大器(EDFA)使带宽减小,噪声增大,光纤的材料色散也是对WDM系统影响的重要因素。
The chromatic factor M2 is found invariable while the laser beam propagates through the dispersion-free ABCD system.
通过实验,我们发现在经过无色散的ABCD系统时彩色光束的M2因子是不变的。
The key to establish model and predict lies in the determination of model parameters, which include generally dispersion coefficient and retardation factor.
构造模型进行预测的关键在于确定模型参数,在土壤溶质运移模型中一般包括弥散系数和延迟因子两个参数。
OBJECTIVE:To study the factor of influencing drug release from diclofenac sodium(DS)tablet coated with ethylcellulose aqueous dispersion.
目的:考察影响双氯芬酸钠乙基纤维素水性分散体包衣片体外释药的因素。
The critical factor causing the arc length fluctuation to affect the input heat power to the anode proves to be the phenomenon of the current dispersion in plasma arc itself.
文中指出,弧长波动影响阳极输入热功率的重要因素是等离子电弧本身存在着电流分散现象。
Influence factor such as the kind, shape, content, combination, distribution and dispersion ofthe fillers on shielding effect are reviewed for filling type electromagnetic shielding composite.
综述了导电填料的种类、形态、填充量、复配、分散与分布等因素对填充型电磁屏蔽复合材料屏蔽效能的影响及研究进展。
A new approach is employed to test herding towards the market portfolio, which is based on the cross-sectional dispersion of the factor loading of asset pricing model within Shanghai stock market.
采用一种利用资产定价模型因子载荷截面离散度指标测度羊群行为的新方法来检验上海股票市场是否存在以市场指数为领头羊的羊群行为。
In this paper, on the basis of a single-particle model, the dispersion equation is obtained after considering the first perturbation term of relativistic energy factor.
本文从单粒子模型出发,导出了考虑相对论能量因子一级扰动量影响的色散方程。
When the diffractive optical lens is illuminated by white light, its focal length not only relates to material dispersion and wavelength dispersion, but also to aperture factor.
在白光照射下,衍射光学透镜的焦距不仅同材料色散和波长色散有关,而且还同孔径因子有关。
At present, polarization mode dispersion (PMD) has become an important limiting factor for the performance of long distance transmission, high rate data and analog communication systems.
目前偏振模色散(PMD)已成为长距离传输、高速率数据和模拟系统的主要限制因素。
S-wave inverse quality factor is related to the shear-modulus versus frequency dispersion, which can be used to develop method for estimation of S-wave attenuation.
横波品质因子的倒数与剪切模量一频散有关,由此可以建立横波衰减的估算方法。
The simulation results confirmed that dispersion was an important factor for hydraulic efficiency while mean residence time c.
模拟结果表明,在考察条件下,平均停留时间相差不大,散度成为人工湿地水力学效能的主要影响因素。
The dispersion property of modified nano titanium dioxide and the effect factor as well as applied property were studied.
研究了改性纳米二氧化钛在乙二醇介质中的稳定性及其影响因素和应用性能。
With this quality factor, the grating structure is optimized by selecting different coupling lengths and the distribution of coupling coefficient to improve its dispersion property.
通过比较得出一组最佳的品质因数调节参数,并用于对光栅耦合系数高斯分布形状和耦合长度进行优化,最终获得了最佳的色散特性。
The "Crowding factor"can be used to characterize flocculation or dispersion of fibers in water suspension. The definition of crowding factor, the effects on crowding factor and the rela…
利用“拥挤因子”可以较好地评价与判断纤维在水中的分散性和絮聚性。
The dispersion and standing wave factor are measured by resonance method. Compared with the theoretical results and simulating results, they match very well.
采用谐振法测量它们的色散特性和驻波系数,实验结果与理论计算值和模拟值吻合良好。
The dispersion and standing wave factor are measured by resonance method. Compared with the theoretical results and simulating results, they match very well.
采用谐振法测量它们的色散特性和驻波系数,实验结果与理论计算值和模拟值吻合良好。
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