Influence of Simulative Light on Silicon and Nitrogen Diffusion Fluxes Across Sediment-Water Interface in Tidal Flats of the Yangtze Estuary 光照对长江口潮滩沉积物-水界面可溶性硅和无机氮通量的影响
Laptop PCs were not powerful enough and too expensive. a gemstone having the property of transmitting light without serious diffusion. 笔记本电脑功能不够强大,也很昂贵,能够透光但漫射不强的宝石。
Light reflection, diffusion, deflection and transmission are all phenomenon of matter's attraction, absorption and re-emission. 光的反射、散射、折射和透射都是物质对光的吸引、吸收和再发射现象。
A gemstone having the property of transmitting light without serious diffusion. 能够透光但漫射不强的宝石。
On a document copying machine, a master or copy on material that transmits light without diffusion. 在资料复制机中,在一种能透过光线而不发生散射的材料上的原件或复制件。
Passing light without diffusion or distortion. 能透过光线而且不会发生漫射或扭曲。
A series of tracer experiments in city street canyons under light wind was conducted to investigate the atmospheric diffusion of vehicle-generated pollutants. 为研究机动车辆排出的污染物在大气中的扩散规律,在北京做了小风条件下的街谷示踪试验。
We discuss the relationship among various theories that have been presented to describe light diffusion in turbid medium such as tissues, and indicate the usefulness and limitations of these theories. 首先,概述了描述光子在混浊介质中传输的各种理论,不同理论间的相互关系及适用范围。随后,介绍了适用于大组织的扩散理论及基于扩散理论的时域和频域技术。
A high-gloss paint surface is one that directly reflects light with minimum hazing or diffusion. 高度光洁的漆表面可以直接反射光源。
Theoretical and Experimental Studies on Nd: YAG Ceramic Lasers and Investigations on Light Diffusion in TiO_2 Random Media Nd:YAG陶瓷激光器的理论和实验研究以及TiO2随机介质中光扩散的研究
Solution Model of Light Diffusion in Bio-tissues Based on Geometry Deduction 生物组织光传输的几何推导求解模型
For the particularity of moving object, the relation between receiving light power and instance at certain accuracy is discussed with diffusion and collaborators. 针对动态目标测距的特殊性,分析了给定精度要求下,漫反射情况和具有合作目标情况的接收光功率与距离的关系。
The main contributions are as follow: 1 Based on the diffraction scattering theory of light and steady-state diffusion of carriers, the numerical model was used as predicting the carrier concentration and CL luminescent intensity changed with film thickness and surface roughness. 1利用光的衍射散射理论对荧光薄膜的发光中心所产生的光在薄膜内的传播以及薄膜表面所获得的光强进行了理论推算,获得了发射亮度与薄膜厚度与粗糙度的关系。
Through the research of the internal structure of Light Emitting Diode ( LED), we discovered that the interface trap density and diffusion current ratio are key factors determining the performance of LED, and they are also closely related to the reliability of LED. 通过对发光二极管内部结构的研究,发现Nt(界面态陷阱密度)和扩散电流比率是影响发光二极管性能的重要因素,并与器件可靠性有密切关系。
The separation mechanism of high performance capillary electrophoresis was studied in light of chromatographic separation principle and by considering the effects of molecular diffusion, injection and power dissipation. 应用色谱分离理论,综合考虑了分子扩散、进样量、能量耗散等因素对高效毛细管电泳分离的影响,建立了高效毛细管电泳分离模型。
Photocatalytic degradation kinetics of 4BS dye stuff was studied in an open batch slurry reactor with fine particulate TiO 2 catalyst and UV light. The influences of mixing of solid-liquid and external diffusion on degradation rate were eliminated by increasing stirred rate. 在间歇式淤浆床反应器中,以TiO2为催化剂、高压汞灯为光源进行了4BS染料光催化降解的动力学研究。
Numerical simulation of light impurity production and diffusion in a centrifugal cascade 考虑轻杂质时离心级联中组分分布的数值模拟
From the analysis to the behavior of problems embodied in Discussion on Light Diffusion Caused by Defects Inner Crystal 晶体缺陷的光散射问题
Light Particle Emission in Fission Diffusion Process and Nuclear Friction Constant 裂变扩散过程中的轻粒子发射和原子核粘滞系数
Rabbits were immunized with the concentrated protein solution and the rabbit antiserum to light chain of IgG was obtained. Double diffusion shown the titre> 1 ∶ 16.The related application of the antiserum is in the research now. L-1,浓缩后免疫家兔,获得抗轻链抗血清,效价>11∶6,免疫双扩散和免疫电泳均为特异性条带,表明得到了纯化的IgG轻链及其特异性抗血清。
Leaf construction cost is the amount of glucose required to produce per unit leaf mass or leaf area, which reflects the fundamental energy invested for carbon gain of leaves and is related to processes driven by light interception, or limited by diffusion to the plant surface. 叶建成消耗(或叶构建消耗)是指构建单位质量(面积)叶片所需要的葡萄糖当量,是植物碳收获过程中必要的成本投资,反映植物在叶片水平上的能量和碳分配策略。
The reason for the transformation behaviors of δ→ γ at various cooling rates was discussed in the light of the solid state transformation nucleation theory and diffusion controlled growth theory. 利用固态相变形核理论和扩散控制长大理论分析讨论了不同冷却速度下δ→γ的相变行为。
A modified light diffusion solution model was proposed from a heuristic version of beam spreading ( BS) model and diffusion approximation ( DA) theory. 受到光束扩散模型和漫射近似理论的启发,提出了一种改进的光传输求解模型。
The separation of low pour point fractions from light lubricating oils by the methods of adsorption and thermal diffusion 用吸附和热扩散法从轻质润滑油中分离低凝固点油的研究
It is confirmed that the low-coherence dynamic light scattering technique can be used to measure the diffusion properties of Brownian particles with different volume fractions, thus provide a new method for particles detection in concentrated suspension. 证明了低相干动态光散射法可用来研究不同体积浓度的悬浮液中颗粒的扩散特性。
In the light of physical mechanism of equiaxed dendrite growth, solute diffusion models for equiaxed growth was improved. 根据等轴枝晶生长过程的物理机制,改进了等轴枝晶生长的溶质扩散模型。
Finite Element Method is introduced into the analog of light flux in tissue. An study is implemented on the external boundary conditions of diffusion equation by Finite Element Method. 本文将有限元方法引入组织中光通量的模拟,对外推边界条件下漫射方程的有限元的解法做了深入研究。
However, the propagation of photons in the region close to the light source is very complex, and the theory of diffusion approximation is invalid. 然而,由于光子在近光源区域的传输过程十分的复杂,原有的漫射近似理论不再适用。
The typical polymer solar cells are mainly driven by the four physical processes: the absorption of incident light and generation of light-induced exciton, the diffusion and dissociation process of exciton. the transportation process of the free carriers and the collection process of the free carriers. 典型的聚合物太阳能电池的性能主要受四个物理过程的制约:入射光的吸收及光生激子的产生过程、激子的扩散解离过程、自由载流子的传输过程以及自由载流子的收集过程。
The results of static light scattering have suggest the molecular weight of the protein/ drug complexes, z-average root-mean-square radius of gyration and the second virial coefficients. Dynamic light scattering provides information on diffusion coefficient and particle distributions of protein/ drug complexes under different conditions. 静态激光散射结果给出了蛋白质和药物分子所形成复合物的分子量、均方旋转半径和第二维里系数;动态激光散射给出了不同pH条件下体系的扩散系数和粒径分布信息。