Atmospheric aerosol optical depth is an indicator of air pollution.
气溶胶光学厚度也是大气污染的量化指示因子。
Optical depth and optical path are often confused in the literature.
文献中光学厚度和光程时常混淆。
Some pictures are shown which described the aerosol optical depth (AOD) distribution over Beijing.
给出了描述北京地区气溶胶光学厚度分布的几幅图片。
There is no simple one-to-one correspondence between optical depth and surface horizontal visibility.
光学厚度与地面水平能见度不呈简单的对应关系。
The sensitivity of two day′s difference of apparent reflectivity to aerosol optical depth was simulated with 6S model.
用6S辐射传输模式模拟了两天的表观反射率差异对气溶胶光学厚度的敏感性；
The atmospheric aerosol optical depth is the key factor for evaluating atmospheric pollution and studying aerosol radiative effect.
大气气溶胶光学厚度是评价大气污染，研究气溶胶辐射效应的一个关键因子。
This means the seasonal variation of the aerosol spectral optical depth is mainly determined by the variation of surface visibility.
而不分级的光学厚度季节起伏主要由各季节的几率能见度决定。
The geographical and temporal distribution pattern of aerosol radiative forcing is generally consistent with that of aerosol optical depth.
气溶胶辐射强迫的分布与其光学厚度的分布基本一致。
The modified two-flux model has significant effects on the selection of optical depth and catalyst concentration in liquid-solid-gas photoreactors.
完善后的双通量模型对于气、液、固三相光催化反应器的光学厚度设计和催化剂浓度选择具有指导意义。
Using the accurate expression of the Voigt profile we obtained, a method for the calculation of the optical depth of laser produced plasma is given out.
利用得到的精确佛克脱线型的表达式，给出了计算佛克脱线型激光等离子体的光学深度的方法。
It is found that the aerosol optical depth over China showed an increasing trend but a slow upward trend after 1985, especially in the megacity regions.
中国地区气溶胶光学厚度呈现逐年增加的趋势，但1985年后增加趋势减缓，这种变化在大城市区域表现得更为明显。
Transmission of Solar Radiation by Clouds over Snow and Ice Surfaces: a Parameterization in Terms of Optical Depth, Solar Zenith Angle, and Surface Albedo.
云和冰地表云对太阳辐射的传输：用光学厚度，太阳高度角和地表反照率参数化。
Rapid increase of aerosol optical depth and coarse particle concentration, as well as aerosol neutral or anomalous extinction was observed during dusty periods.
沙尘期间，气溶胶光学厚度显著升高，而尺度上升，粗粒子浓度显著增加，大气气溶胶表现出中性或异常消光特征。
This paper theoretically studies a method of retrieving the cloud optical depth from total solar radiation and analyzes main sources of errors in the optical depth solution.
本文从理论上探讨了从全波段太阳总辐射信息反演云光学厚度的一个新方法，并分析了引起云光学厚度解的误差的主要因子。
The observed changeof each signal as Cassini moved behind the rings provided a profile ofthe distribution of ring material as a function of distance fromSaturn, or an optical depth profile.
卡西尼号远离土星环而观察到的每个信号的变化提供了一份环材料分布的侧写。这是一个距土星距离的函数，或是一个光学深度剖面。
The characteristics of the self absorption of gyrosynchrotron emission arc-investigated detail and its optical depth is estimated from radio microwave source with a magnetic dipole field.
详细研究了高能电子产生的回旋同步辐射自吸收的特性，并用磁偶极子场的射电微波源模型计算了它的光学厚度。
Variation and distribution characteristics of aerosol optical depth (AOD) and solar radiation in China, and the AOD retrieval method from broadband solar radiation were main goals in this paper.
我国气溶胶光学厚度（AOD）和太阳辐射长期以来的分布与变化特征，以及如何从宽带太阳辐射反演气溶胶光学厚度是本文的研究重点。
In this dissertation, we investigate the diffuse backscattering of polarized light from highly scattering media in-depth by means of the theories, computer simulations and optical experiments.
本文对于高散射介质的偏振光后向扩散散射的理论、计算机模拟和实验都进行了深入的研究和阐述。
Photoacoustic phase shows the special ability of measuring the optical and thermal properties, studying the nonradiative relaxation processes and analyzing the depth profile of the sample and so on.
光声位相在测定样品的光学和热学性质、样品无辐射弛豫过程的研究以及深度剖面分析等方面显示了特有的能力。
Based on the diffraction optical principle, a formula of the diffraction efficiency and etching depth error of the microlens is obtained.
基于衍射光学原理，获得了微透镜的衍射效率与蚀刻深度误差之间的关系式。
In this paper, the relationships between the thickness and the optical absorption of photocathode and the escape depth of photoelectron are discussed.
本文讨论了光学吸收和光电子逸出深度与多碱光阴极厚度的关系；从理论上分析了透射式多碱光阴极的最佳厚度。
Focal depth of laser beam is advanced by diffraction optical element in this paper.
本文使用衍射光学元件来提高激光束的焦深。
Placing a diffractive optical element(DOE) on the incident laser beam to improve the depth of focus, the DOE'S aperture is variable.
在入射光束的孔径受限制的情况下，利用衍射光学元件来增加激光束的焦深。
And the reason for the uncertainty is because these kinds of optical illusions do not reveal any clues about the image's depth to help us make sense of it.
不确定的原因在于这些光学幻象并没有透露任何图像深度的线索以助我们有所意识。
The refractive index of the films determined by VASE is 2.686. The film polylaminate structure is reflected with the varying curves in the depth of optical constants.
VASE测量出薄层的折射率为2.686，光学常数随深度的变化曲线反映出薄层的多层结构。
The sensitivity of diffuse optical tomography (DOT) imaging exponentially decreases with the increase of photon penetration depth, which leads to a poor depth resolution for DOT.
随着光子进入组织深度的增加，漫散射光学层析成像的深度敏感性呈现指数下降分布。
The optical wavelet transform filtering is introduced emphatically, the principle of the measurement system is discussed in depth and its potential applications are pointed out.
重点介绍了光学小波滤波解调法，探讨了其测量系统的原理，并指出该方法可用于微弱信号的检测与处理。
It is known that the detecting depth of optical coherence tomography (OCT) can be enhanced by hyper-osmotic agent.
用高渗制剂可提高光学相干层析成像(oct)的探测深度。
On the basis of the several key elements of reflective cup structure, indluding its shape, depth, and angle, this paper optimized the design of LED optical structure.
针对反光杯结构的关键要素：反光杯形状、反光杯深度、反光杯角度，优化设计了LED光学结构。
On the basis of the several key elements of reflective cup structure, indluding its shape, depth, and angle, this paper optimized the design of LED optical structure.
针对反光杯结构的关键要素：反光杯形状、反光杯深度、反光杯角度，优化设计了LED光学结构。
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