散射

Decreasing the apex angle appropriately of the transmitter helps the signal detection when the scattering angle remains unchanged.

计算结果还表明，在散射角和传输距离一定的情况下，适当地降低发射机的仰角可以提高接收机探测到的信号功率和信噪比。

The relationship between transmitter, receiver apex angle, beam divergence, and the value of loss-time delay are simulated by model developed by Luegtten. Energy distributing is elicited in the fixed angles.

该文通过利用Luettgen提出的非视距单散射模型，比较了在不同仰角、光束孔径角情况下，损耗、延时、脉冲半宽展宽的变化特征，并给出了不同传输距离下能量密度的分布情况。

This paper proposes a polynomial approximate method using the property of light scattering.

光线散射效果的绘制对于增强计算机生成图形的真实感具有十分重要的作用。

The comparison between the results of diffusion approximation and Monte-Carlo method is given.

本章在上一章的基础上对THz光在双层介质中的传播和散射作Monte-Carlo统计模拟，得到了其在双层介质表面的漫反射特性。

Mechanism and influence factors of resonance light scattering spectra of crystal violet aqueous solution are studied.

研究了结晶紫水溶液的共振光散射光谱的形成机理与影响因素。

Objective To establish a HPLC-ELSD method for the determination of arabinose.

目的建立高效液相色谱-蒸发光散射检测法测定阿拉伯糖含量的方法。

The present invention provides a direct-type backlight having: a resin sealing member including at least one resin layer, which has a light reflecting section formed on the outermost surface of the resin sealing member; an optical semiconductor element sealed by the resin sealing member; and plural circular light scattering grooves formed concentrically on at least one surface of the resin layer, wherein an area of a circle in the center and an area among the respective concentric circles are substantially the same.

本发明提供了一种直下式背光，包括：树脂密封元件，其包含有至少一个树脂层，该树脂层具有形成在所述树脂密封元件最外表面上的光反射部分；由所述树脂密封元件密封的光学半导体元件；和以同心圆形式形成在所述树脂层至少一个表面上的多个圆形光散射凹槽，其中在中心的圆的面积与在各个同心圆之间的面积大致相等。

SBR can be successfully used in the analysis of trihedral corner reflectors, the improved arithmetic enhances the speed of calculation greatly.

结论将射线跟踪法应用于三面角反射器的后向散射场的研究中；改进后的算法不但计算准确而且运算速度也有所提高

By the historical and methodological pondering over the development process of modern physics,based on the research work done by Arndt,Zurek,Brune,Myatt and so on,the problem of the wave-particle duality,the boundary between classic physicsand quantum physicsand the quantum decoherence of object particles is extended to the boundary of electromagnetic fields between classic and quantum in this paper.

本文通过对现代物理学发展过程的历史学与方法论反思，在阿恩特、哲瑞克、布鲁尼、莫雅特等人工作的基础上把实物粒子的波粒二象性、经典物理与量子物理的界限以及量子退相干问题推进到了电磁场的经典与量子界面上，并就反康普顿散射的经典理论与量子理论进行了比较研究，发现了洛仑兹-康普顿佯谬并设计了一个敏感而可行的双胜判决性实验。

Methods Sequence specific primers-polymerase chain reaction was used for the detection of genotypes and alleles of rs3850641 A/G loci in OX40L gene in 187 PACS cases (≤55 years) and 138 controls. Diseased vessel numbers and stenostic severity integral by coronary arteriogram and serum levels of sOX40L, C-reactive protein and vascular cell adhesion molecule-1 (VCAM-1) by enzyme-linked immunosorbent assay and nephelometry were measured. The relationship between OX4OL gene variants and PACS risk, SSI as well as plasma levels of three cytokines were analysed.

采用聚合酶链反应－序列特异性扩增技术检测187例年龄≤55岁、早发急性冠状动脉综合征患者和138例冠状动脉造影正常者rs3850641位点A/G变异的基因型、等位基因及其分布频率；采用冠状动脉造影测量病变血管支数和狭窄程度积分；应用ELISA法测试血浆sOX40L、血管细胞黏附分子(VCAM-1)；应用散射比浊法测试血浆C反应蛋白水平；分析OX40L基因变异与ACS风险、冠状动脉病变程度和血浆3个细胞因子之间的关系。

The X-ray diffract was used to analyze the crystal structure of the composite. Results show that after the talc was treated with blend coupling agent, the crystal structure of talc changed, and effect Intercalation phenomenon.

通过X射线衍射分析可知，用混合偶联剂对滑石粉进行预处理后，滑石粉晶体结构发生改变，产生了插层现象，使PP／滑石粉复合材料为纳米复合材料。

An authentic Maui wedding might require the services of a 'kahu', which is a Hawaiian minister.

毛伊可能需要一个真实婚礼服务'kahu'，这是夏威夷部长。